DNSSEC Debugger

Domain Name:

Time: 2025-04-23 17:43:08 UTC

Analyzing DNSSEC problems for com.cn

DS=20326/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	Query to m.root-servers.net for ./DNSKEY
	Received 1141 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 1141 octets ;; HEADER SECTION ;; id = 56452 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (4 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250512000000 20250421000000 20326 . d57ThXzGZNbeW1yPlvFiOt+aiFXSHAsVopf8jxG/JBBNh6Hko6Ey94OI82FSawKHQoc63C7Gt2sD Z4HDn6anc8jy5U4E47VDka/vxOCubiJbD+tU62ADZxENh0mHr/jwODZ1kwbtfFZK2LYoqF2FiDsw IFLZ0serEa73QKNZHPnGOuZgeQMJyBNjovFfAYfLQnOeDHjMTlfp6Ly0l5w+OqS37KjkdXvMUd4M i4ls1PNAPq3OyB2QgCcigUtrjx0Bxuu/4yVVCkRyGaa4L3tI9yIDTCHI2+gI48DpxZaN602BJvVg JDaSIqJ5F4I02bJWuI4ksAxB9Pdsae3JeU5ZbQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20250512000000 20250421000000 20326 . d57ThXzGZNbeW1yPlvFiOt+aiFXSHAsVopf8jxG/JBBNh6Hko6Ey94OI82FSawKHQoc63C7Gt2sD Z4HDn6anc8jy5U4E47VDka/vxOCubiJbD+tU62ADZxENh0mHr/jwODZ1kwbtfFZK2LYoqF2FiDsw IFLZ0serEa73QKNZHPnGOuZgeQMJyBNjovFfAYfLQnOeDHjMTlfp6Ly0l5w+OqS37KjkdXvMUd4M i4ls1PNAPq3OyB2QgCcigUtrjx0Bxuu/4yVVCkRyGaa4L3tI9yIDTCHI2+gI48DpxZaN602BJvVg JDaSIqJ5F4I02bJWuI4ksAxB9Pdsae3JeU5ZbQ== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=53148 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	Query to i.root-servers.net for com.cn/A
	Received 719 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 719 octets ;; HEADER SECTION ;; id = 12797 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 8 arcount = 12 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) cn. 172800 IN NS ns.cernet.net. cn. 172800 IN NS e.dns.cn. cn. 172800 IN NS d.dns.cn. cn. 172800 IN NS a.dns.cn. cn. 172800 IN NS c.dns.cn. cn. 172800 IN NS b.dns.cn. cn. 86400 IN DS ( 57724 8 2 5d0423633eb24a499be78aa22d1c0c9ba36218ff49fd95a4cdf1a4ad97c67044 ) cn. 86400 IN RRSIG ( DS 8 1 86400 20250506050000 20250423040000 53148 . PlbWFmu0qNaefcCsVCNo7ssYKN9xaWPm3AzYn0R4bE+DH9NfxpycNb8Xq/F7HIyGVGL9L6MMS3Oa CbDVfV/lubddmcKpKU62JL8u6VwAqoOTzfPHEMfV4X85jhprlSClrWSI5k0UpEk6VBPBcsc5bs/8 Ry5YkR60l6m5AWXKv2A2PsxCrfu1dQchmdifbkAs/W6Bq8qTNbD5c2nli+a3o2pCl5hykL72y3GQ eoemmnsXdwuja55MjijX9xLD2wBPhm55FW2YF1hI5dxLBoE52ymajRCZtnaXj9K7yX9KmH/uPf+h yHZtN65si/uvXt2fcrzcMyZXrzAkRRnvjU6C0A== ) ;; ADDITIONAL SECTION (12 records) ns.cernet.net. 172800 IN A 202.112.0.44 e.dns.cn. 172800 IN A 203.119.29.1 d.dns.cn. 172800 IN A 203.119.28.1 c.dns.cn. 172800 IN A 203.119.27.1 b.dns.cn. 172800 IN A 203.119.26.1 a.dns.cn. 172800 IN A 203.119.25.1 e.dns.cn. 172800 IN AAAA 2001:dc7:3::1 d.dns.cn. 172800 IN AAAA 2001:dc7:1000::1 c.dns.cn. 172800 IN AAAA 2001:dc7:2::1 b.dns.cn. 172800 IN AAAA 2001:dc7:1::1 a.dns.cn. 172800 IN AAAA 2001:dc7::1 ;; { "EDNS-VERSION": 0 }
	Query to i.root-servers.net for cn/DNSKEY
	Received 715 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 715 octets ;; HEADER SECTION ;; id = 45039 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 8 arcount = 12 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cn. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) cn. 172800 IN NS d.dns.cn. cn. 172800 IN NS a.dns.cn. cn. 172800 IN NS ns.cernet.net. cn. 172800 IN NS b.dns.cn. cn. 172800 IN NS c.dns.cn. cn. 172800 IN NS e.dns.cn. cn. 86400 IN DS ( 57724 8 2 5d0423633eb24a499be78aa22d1c0c9ba36218ff49fd95a4cdf1a4ad97c67044 ) cn. 86400 IN RRSIG ( DS 8 1 86400 20250506050000 20250423040000 53148 . PlbWFmu0qNaefcCsVCNo7ssYKN9xaWPm3AzYn0R4bE+DH9NfxpycNb8Xq/F7HIyGVGL9L6MMS3Oa CbDVfV/lubddmcKpKU62JL8u6VwAqoOTzfPHEMfV4X85jhprlSClrWSI5k0UpEk6VBPBcsc5bs/8 Ry5YkR60l6m5AWXKv2A2PsxCrfu1dQchmdifbkAs/W6Bq8qTNbD5c2nli+a3o2pCl5hykL72y3GQ eoemmnsXdwuja55MjijX9xLD2wBPhm55FW2YF1hI5dxLBoE52ymajRCZtnaXj9K7yX9KmH/uPf+h yHZtN65si/uvXt2fcrzcMyZXrzAkRRnvjU6C0A== ) ;; ADDITIONAL SECTION (12 records) ns.cernet.net. 172800 IN A 202.112.0.44 e.dns.cn. 172800 IN A 203.119.29.1 d.dns.cn. 172800 IN A 203.119.28.1 c.dns.cn. 172800 IN A 203.119.27.1 b.dns.cn. 172800 IN A 203.119.26.1 a.dns.cn. 172800 IN A 203.119.25.1 e.dns.cn. 172800 IN AAAA 2001:dc7:3::1 d.dns.cn. 172800 IN AAAA 2001:dc7:1000::1 c.dns.cn. 172800 IN AAAA 2001:dc7:2::1 b.dns.cn. 172800 IN AAAA 2001:dc7:1::1 a.dns.cn. 172800 IN AAAA 2001:dc7::1 ;; { "EDNS-VERSION": 0 }
	Found child zone cn

	Checking DS between . and cn
	Query to m.root-servers.net for cn/DS
	Received 366 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 366 octets ;; HEADER SECTION ;; id = 44680 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cn. IN DS ;; ANSWER SECTION (2 records) cn. 86400 IN DS ( 57724 8 2 5d0423633eb24a499be78aa22d1c0c9ba36218ff49fd95a4cdf1a4ad97c67044 ) cn. 86400 IN RRSIG ( DS 8 1 86400 20250506050000 20250423040000 53148 . PlbWFmu0qNaefcCsVCNo7ssYKN9xaWPm3AzYn0R4bE+DH9NfxpycNb8Xq/F7HIyGVGL9L6MMS3Oa CbDVfV/lubddmcKpKU62JL8u6VwAqoOTzfPHEMfV4X85jhprlSClrWSI5k0UpEk6VBPBcsc5bs/8 Ry5YkR60l6m5AWXKv2A2PsxCrfu1dQchmdifbkAs/W6Bq8qTNbD5c2nli+a3o2pCl5hykL72y3GQ eoemmnsXdwuja55MjijX9xLD2wBPhm55FW2YF1hI5dxLBoE52ymajRCZtnaXj9K7yX9KmH/uPf+h yHZtN65si/uvXt2fcrzcMyZXrzAkRRnvjU6C0A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for cn in the . zone
	DS=57724/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`cn. 86400 IN RRSIG ( DS 8 1 86400 20250506050000 20250423040000 53148 . PlbWFmu0qNaefcCsVCNo7ssYKN9xaWPm3AzYn0R4bE+DH9NfxpycNb8Xq/F7HIyGVGL9L6MMS3Oa CbDVfV/lubddmcKpKU62JL8u6VwAqoOTzfPHEMfV4X85jhprlSClrWSI5k0UpEk6VBPBcsc5bs/8 Ry5YkR60l6m5AWXKv2A2PsxCrfu1dQchmdifbkAs/W6Bq8qTNbD5c2nli+a3o2pCl5hykL72y3GQ eoemmnsXdwuja55MjijX9xLD2wBPhm55FW2YF1hI5dxLBoE52ymajRCZtnaXj9K7yX9KmH/uPf+h yHZtN65si/uvXt2fcrzcMyZXrzAkRRnvjU6C0A== )`
	RRSIG=53148 and DNSKEY=53148 verifies the DS RRset
	DS=57724/SHA-256 is now in the chain-of-trust
	`cn. 86400 IN DS ( 57724 8 2 5d0423633eb24a499be78aa22d1c0c9ba36218ff49fd95a4cdf1a4ad97c67044 )`
	Query to a.dns.cn for cn/DNSKEY
	Received 907 bytes from 203.119.25.1
	;; Response received from [203.119.25.1] 907 octets ;; HEADER SECTION ;; id = 40177 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; cn. IN DNSKEY ;; ANSWER SECTION (4 records) cn. 86400 IN DNSKEY ( 256 3 8 AwEAAaxMabJOjpV+ccAKgWjP1UBfVBN+VCFu92scQydffI3tNiFJ35GHGV8ktSQn72LYgMHUlibA X10D5a8BR2+6RSA6pUNIMnUuLwMAa03avcbvQcX8eG+C3Ys3VBi6sYMw7hXlxhZHMq9GPtsXtOjZ fm9DAe7rz7T1pO5M0YniheXR ) ; keytag 38388 cn. 86400 IN DNSKEY ( 257 3 8 AwEAAd4vztGWGI+qShKPs9MaXFqZIDgcnoUh59OnUHOi7w67q5oMXynRF2W1nyfg9RPV7ZY7oR2I aDm3/avBMUYokFLsyE8NavUfZORhoN0hnC6dRiv8VrYDCjj5VSh7kwk157mm3BxLn1XTs9Jys44b J17fNxNjS4AGdUa94pOdGPTycSeJ76dUtWp8jz9ffborCWvsXtp3AsEJs7eFAmOJIqllE3gl4w2G mEKaq+AdYG7j1T5uWVg+sIZ1GCofi/+1ml6U588bqKzUSkjA4Gn+ZoLToviPSYAIC2/KeEYt1RYz Uc3H72ScM+Kv2o+ZtC2YRSmrnVGqcSTriysYdlzmU7c= ) ; keytag 57724 cn. 86400 IN RRSIG ( DNSKEY 8 1 86400 20250516232553 20250416232541 38388 cn. i+22dJ+HQba1TE0VWqvsgoRQFUAhA13ulpwakBdoYq4Syp6/TQPcd5kuA60s7909zCYP+oMgWP9f 0wBHzjMbOJHIgecyGsjydO8xFAhwc8rMRB9Pmviuz49IOm+fWGuvkT6FDcpahf3fbNyk4mYwRtNq y6DlGKzv2vhwHidrH+8= ) cn. 86400 IN RRSIG ( DNSKEY 8 1 86400 20250516232553 20250416232541 57724 cn. LV+6D9aMsj+a58KVk93JErOFzu8Sfcv1auRfvY3JdImE6kdykoMqHtW+i20s2nwAOMuGKmPlKsiC Fp7+T6q46gixVTI3PzDpn16JzAcJ9aIRWTdySluo4M9YqTcy/HvJWI4EBLUFi/CSB9VeG41xIVSy ZtHArMlgE7vSe6rzaeKadewFHRYdjVxuQsZrb9UeEisFc9Z6A2u1ZE06lve/SosqHbo7WmDk8Inw 8aJFGJ9OzwsHbnbE2xxJuTckI+O1N/r95Ed3chz5no7hRCT43ncUOWx/RToFzto88o/lQLf/neM/ B2rTiat6YzLTwmrfoxley9LfvFRB4W8VXYGXtw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for cn
	`cn. 86400 IN DNSKEY ( 256 3 8 AwEAAaxMabJOjpV+ccAKgWjP1UBfVBN+VCFu92scQydffI3tNiFJ35GHGV8ktSQn72LYgMHUlibA X10D5a8BR2+6RSA6pUNIMnUuLwMAa03avcbvQcX8eG+C3Ys3VBi6sYMw7hXlxhZHMq9GPtsXtOjZ fm9DAe7rz7T1pO5M0YniheXR ) ; keytag 38388`
	`cn. 86400 IN DNSKEY ( 257 3 8 AwEAAd4vztGWGI+qShKPs9MaXFqZIDgcnoUh59OnUHOi7w67q5oMXynRF2W1nyfg9RPV7ZY7oR2I aDm3/avBMUYokFLsyE8NavUfZORhoN0hnC6dRiv8VrYDCjj5VSh7kwk157mm3BxLn1XTs9Jys44b J17fNxNjS4AGdUa94pOdGPTycSeJ76dUtWp8jz9ffborCWvsXtp3AsEJs7eFAmOJIqllE3gl4w2G mEKaq+AdYG7j1T5uWVg+sIZ1GCofi/+1ml6U588bqKzUSkjA4Gn+ZoLToviPSYAIC2/KeEYt1RYz Uc3H72ScM+Kv2o+ZtC2YRSmrnVGqcSTriysYdlzmU7c= ) ; keytag 57724`
	DNSKEY=57724/SEP is now in the chain-of-trust
	DS=57724/SHA-256 verifies DNSKEY=57724/SEP
	Found 2 RRSIGs over DNSKEY RRset
	`cn. 86400 IN RRSIG ( DNSKEY 8 1 86400 20250516232553 20250416232541 38388 cn. i+22dJ+HQba1TE0VWqvsgoRQFUAhA13ulpwakBdoYq4Syp6/TQPcd5kuA60s7909zCYP+oMgWP9f 0wBHzjMbOJHIgecyGsjydO8xFAhwc8rMRB9Pmviuz49IOm+fWGuvkT6FDcpahf3fbNyk4mYwRtNq y6DlGKzv2vhwHidrH+8= )`
	`cn. 86400 IN RRSIG ( DNSKEY 8 1 86400 20250516232553 20250416232541 57724 cn. LV+6D9aMsj+a58KVk93JErOFzu8Sfcv1auRfvY3JdImE6kdykoMqHtW+i20s2nwAOMuGKmPlKsiC Fp7+T6q46gixVTI3PzDpn16JzAcJ9aIRWTdySluo4M9YqTcy/HvJWI4EBLUFi/CSB9VeG41xIVSy ZtHArMlgE7vSe6rzaeKadewFHRYdjVxuQsZrb9UeEisFc9Z6A2u1ZE06lve/SosqHbo7WmDk8Inw 8aJFGJ9OzwsHbnbE2xxJuTckI+O1N/r95Ed3chz5no7hRCT43ncUOWx/RToFzto88o/lQLf/neM/ B2rTiat6YzLTwmrfoxley9LfvFRB4W8VXYGXtw== )`
	RRSIG=38388 and DNSKEY=38388 verifies the DNSKEY RRset
	RRSIG=57724 and DNSKEY=57724/SEP verifies the DNSKEY RRset
	DNSKEY=38388 is now in the chain-of-trust
	Query to ns.cernet.net for com.cn/A
	Received 508 bytes from 103.137.60.44
	;; Response received from [103.137.60.44] 508 octets ;; HEADER SECTION ;; id = 8966 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns.cernet.net is authoritative for com.cn
	Query to c.dns.cn for com.cn/DNSKEY
	Received 919 bytes from 203.119.27.1
	;; Response received from [203.119.27.1] 919 octets ;; HEADER SECTION ;; id = 17564 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN DNSKEY ;; ANSWER SECTION (4 records) com.cn. 86400 IN DNSKEY ( 256 3 8 AwEAAeH7RkujDHlCG+Mjam+7q7fjPOay2hEkmdZoUKr+3zRdxK60Tdai2pFnGa92MJFVKpeBk631 AN72YhJGOrEbTdzQQg+yER/SRpgmrasvQ4XvxNEov0make3T3b2/B41a1IHobr6IJhWPxMZfN29Y CueyX9BphNk7QTdb60UOrFbH ) ; keytag 43326 com.cn. 86400 IN DNSKEY ( 257 3 8 AwEAAaUQ1QQZQWrzO0+GIdvgxgDCSs2WymcJSfMWmhKkyId2ediCS0ERgXniZvgvb4r11ytF9hYy JevklQqbpbQXJFM05piBd5T7bX5emkHKmq6jCRJrSsiOOowUTnRUXrlK6bMMjGDBHkuemePftjkx Xu4n4yTH9+xiVkdXAOFmK05PPayB1f5/CT7xzA/f+rRhqF824fX7BTQuj9z7j44UEW6XpKAtQijn Y2wwVgqeRVrkFPkMa3b2miGMlAjrcZZRJe0T1cHonL09LquV2MiGG3f3cDD4d1FnZDck6UPMW4ez F9cohAfdi+WDfvEYqlT8sWKsK3tCP5AF9LHMkal9uxc= ) ; keytag 46387 com.cn. 86400 IN RRSIG ( DNSKEY 8 2 86400 20250516231743 20250416225841 43326 com.cn. u6CBib+Pm/bzSPBSn1S4vW1705MEI65yLI1wC5oc1COxnezljeGtJoLG7nGQoeX66rP3+CE5YFUw i9yPqPMr/x+tWGrMBeSk1uMNZeFsfvyJU5QLAHCRObJ/FeDlCBI15suWwXHbNL46zIFchbz5jtQx /wLhcPe0J8betvEwCCs= ) com.cn. 86400 IN RRSIG ( DNSKEY 8 2 86400 20250516231743 20250416225841 46387 com.cn. AY2ZSjNmrBIgTT+3t/6bAb2SifH/mrK5D5ymZ01UXEIgejUv1nRxs/2Rg5H/NLibiF0tovuIoy+G i1OTR9lvOAxqI3HsUAgjcvq/pi5qcLfE4R+so7+QZdUl7FIJ1XeRAqzT9bzJ/N5cLGVRP9TaOaIT 3ssEdeCZOkafFWEvf2vTYZeGn4uVtN4wP25Y7IZj4UB+doiCa2HumScKpEeWhTvYrw2ESYrR2dWi gYAKlGakZoESOWy5Z2IocUIHBF5ZHcuxmlNNf0VN9Q+bvjmqeWxu05Ql4fJI7IHy/omWG9fQ6G84 J296PMrhrWfqAr2XFLFvrRTCDHS75t1hf4Wwtw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found child zone com.cn
	Attempting to learn nameservers for com.cn
	Query to a.dns.cn for com.cn/NS
	Received 339 bytes from 203.119.25.1
	;; Response received from [203.119.25.1] 339 octets ;; HEADER SECTION ;; id = 37707 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 7 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN NS ;; ANSWER SECTION (7 records) com.cn. 86400 IN NS a.dns.cn. com.cn. 86400 IN NS b.dns.cn. com.cn. 86400 IN NS c.dns.cn. com.cn. 86400 IN NS d.dns.cn. com.cn. 86400 IN NS e.dns.cn. com.cn. 86400 IN NS cns.cernet.net. com.cn. 86400 IN RRSIG ( NS 8 2 86400 20250516230934 20250416224722 43326 com.cn. B+sYFhnlYVTyq0Gn2/9vihlb+GhkuBbHKQgNtxqUD6hDTF8kYwawexsGVA2BhCTMRoZZlZw5FC3V YltIH9qVjoihEaWCku3VGdEb/UahvKhEMa7cUN7S9d+M6QkiAG90nCYBn8rW58z4aH6xMaqAbYIU xtUJRHB8ciIW/2SWQtI= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found com.cn nameservers: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn, cns.cernet.net

com.cn

	Checking DS between cn and com.cn
	Query to c.dns.cn for com.cn/DS
	Received 245 bytes from 203.119.27.1
	;; Response received from [203.119.27.1] 245 octets ;; HEADER SECTION ;; id = 65453 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN DS ;; ANSWER SECTION (2 records) com.cn. 86400 IN DS ( 46387 8 2 df69b2cfe66d63a3068423e676f1d7d40e08e2868064ec707cabf784c006952b ) com.cn. 86400 IN RRSIG ( DS 8 2 86400 20250516230454 20250416221152 38388 cn. bq9CT4QMySon8nj4mTh54poFbFOwvYN8IKVn+hjQlRIrIz0ZkOPCMJ8QUm5vjj/meKN6b3xe/Xup IdGxI3RuKjiEKn//7PCI/M6/ws3VdGnP2KNyIZwoA20Jo1OOjRTg4BOEt1CWr1HAsLVdf72zbgZj vb76y/3RSbtxvwT1v/k= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for com.cn in the cn zone
	DS=46387/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`com.cn. 86400 IN RRSIG ( DS 8 2 86400 20250516230454 20250416221152 38388 cn. bq9CT4QMySon8nj4mTh54poFbFOwvYN8IKVn+hjQlRIrIz0ZkOPCMJ8QUm5vjj/meKN6b3xe/Xup IdGxI3RuKjiEKn//7PCI/M6/ws3VdGnP2KNyIZwoA20Jo1OOjRTg4BOEt1CWr1HAsLVdf72zbgZj vb76y/3RSbtxvwT1v/k= )`
	RRSIG=38388 and DNSKEY=38388 verifies the DS RRset
	DS=46387/SHA-256 is now in the chain-of-trust
	`com.cn. 86400 IN DS ( 46387 8 2 df69b2cfe66d63a3068423e676f1d7d40e08e2868064ec707cabf784c006952b )`
	Query to e.dns.cn for com.cn/DNSKEY
	Timeout querying e.dns.cn/203.119.29.1 for com.cn/DNSKEY
	All Queries to e.dns.cn for com.cn/DNSKEY timed out or failed
	Query to b.dns.cn for com.cn/DNSKEY
	Received 919 bytes from 203.119.26.1
	;; Response received from [203.119.26.1] 919 octets ;; HEADER SECTION ;; id = 57087 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 4 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN DNSKEY ;; ANSWER SECTION (4 records) com.cn. 86400 IN DNSKEY ( 256 3 8 AwEAAeH7RkujDHlCG+Mjam+7q7fjPOay2hEkmdZoUKr+3zRdxK60Tdai2pFnGa92MJFVKpeBk631 AN72YhJGOrEbTdzQQg+yER/SRpgmrasvQ4XvxNEov0make3T3b2/B41a1IHobr6IJhWPxMZfN29Y CueyX9BphNk7QTdb60UOrFbH ) ; keytag 43326 com.cn. 86400 IN DNSKEY ( 257 3 8 AwEAAaUQ1QQZQWrzO0+GIdvgxgDCSs2WymcJSfMWmhKkyId2ediCS0ERgXniZvgvb4r11ytF9hYy JevklQqbpbQXJFM05piBd5T7bX5emkHKmq6jCRJrSsiOOowUTnRUXrlK6bMMjGDBHkuemePftjkx Xu4n4yTH9+xiVkdXAOFmK05PPayB1f5/CT7xzA/f+rRhqF824fX7BTQuj9z7j44UEW6XpKAtQijn Y2wwVgqeRVrkFPkMa3b2miGMlAjrcZZRJe0T1cHonL09LquV2MiGG3f3cDD4d1FnZDck6UPMW4ez F9cohAfdi+WDfvEYqlT8sWKsK3tCP5AF9LHMkal9uxc= ) ; keytag 46387 com.cn. 86400 IN RRSIG ( DNSKEY 8 2 86400 20250516231743 20250416225841 43326 com.cn. u6CBib+Pm/bzSPBSn1S4vW1705MEI65yLI1wC5oc1COxnezljeGtJoLG7nGQoeX66rP3+CE5YFUw i9yPqPMr/x+tWGrMBeSk1uMNZeFsfvyJU5QLAHCRObJ/FeDlCBI15suWwXHbNL46zIFchbz5jtQx /wLhcPe0J8betvEwCCs= ) com.cn. 86400 IN RRSIG ( DNSKEY 8 2 86400 20250516231743 20250416225841 46387 com.cn. AY2ZSjNmrBIgTT+3t/6bAb2SifH/mrK5D5ymZ01UXEIgejUv1nRxs/2Rg5H/NLibiF0tovuIoy+G i1OTR9lvOAxqI3HsUAgjcvq/pi5qcLfE4R+so7+QZdUl7FIJ1XeRAqzT9bzJ/N5cLGVRP9TaOaIT 3ssEdeCZOkafFWEvf2vTYZeGn4uVtN4wP25Y7IZj4UB+doiCa2HumScKpEeWhTvYrw2ESYrR2dWi gYAKlGakZoESOWy5Z2IocUIHBF5ZHcuxmlNNf0VN9Q+bvjmqeWxu05Ql4fJI7IHy/omWG9fQ6G84 J296PMrhrWfqAr2XFLFvrRTCDHS75t1hf4Wwtw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for com.cn
	`com.cn. 86400 IN DNSKEY ( 256 3 8 AwEAAeH7RkujDHlCG+Mjam+7q7fjPOay2hEkmdZoUKr+3zRdxK60Tdai2pFnGa92MJFVKpeBk631 AN72YhJGOrEbTdzQQg+yER/SRpgmrasvQ4XvxNEov0make3T3b2/B41a1IHobr6IJhWPxMZfN29Y CueyX9BphNk7QTdb60UOrFbH ) ; keytag 43326`
	`com.cn. 86400 IN DNSKEY ( 257 3 8 AwEAAaUQ1QQZQWrzO0+GIdvgxgDCSs2WymcJSfMWmhKkyId2ediCS0ERgXniZvgvb4r11ytF9hYy JevklQqbpbQXJFM05piBd5T7bX5emkHKmq6jCRJrSsiOOowUTnRUXrlK6bMMjGDBHkuemePftjkx Xu4n4yTH9+xiVkdXAOFmK05PPayB1f5/CT7xzA/f+rRhqF824fX7BTQuj9z7j44UEW6XpKAtQijn Y2wwVgqeRVrkFPkMa3b2miGMlAjrcZZRJe0T1cHonL09LquV2MiGG3f3cDD4d1FnZDck6UPMW4ez F9cohAfdi+WDfvEYqlT8sWKsK3tCP5AF9LHMkal9uxc= ) ; keytag 46387`
	DNSKEY=46387/SEP is now in the chain-of-trust
	DS=46387/SHA-256 verifies DNSKEY=46387/SEP
	Found 2 RRSIGs over DNSKEY RRset
	`com.cn. 86400 IN RRSIG ( DNSKEY 8 2 86400 20250516231743 20250416225841 43326 com.cn. u6CBib+Pm/bzSPBSn1S4vW1705MEI65yLI1wC5oc1COxnezljeGtJoLG7nGQoeX66rP3+CE5YFUw i9yPqPMr/x+tWGrMBeSk1uMNZeFsfvyJU5QLAHCRObJ/FeDlCBI15suWwXHbNL46zIFchbz5jtQx /wLhcPe0J8betvEwCCs= )`
	`com.cn. 86400 IN RRSIG ( DNSKEY 8 2 86400 20250516231743 20250416225841 46387 com.cn. AY2ZSjNmrBIgTT+3t/6bAb2SifH/mrK5D5ymZ01UXEIgejUv1nRxs/2Rg5H/NLibiF0tovuIoy+G i1OTR9lvOAxqI3HsUAgjcvq/pi5qcLfE4R+so7+QZdUl7FIJ1XeRAqzT9bzJ/N5cLGVRP9TaOaIT 3ssEdeCZOkafFWEvf2vTYZeGn4uVtN4wP25Y7IZj4UB+doiCa2HumScKpEeWhTvYrw2ESYrR2dWi gYAKlGakZoESOWy5Z2IocUIHBF5ZHcuxmlNNf0VN9Q+bvjmqeWxu05Ql4fJI7IHy/omWG9fQ6G84 J296PMrhrWfqAr2XFLFvrRTCDHS75t1hf4Wwtw== )`
	RRSIG=43326 and DNSKEY=43326 verifies the DNSKEY RRset
	RRSIG=46387 and DNSKEY=46387/SEP verifies the DNSKEY RRset
	DNSKEY=43326 is now in the chain-of-trust
	Query to a.dns.cn for com.cn/A
	Received 541 bytes from 203.119.25.1
	;; Response received from [203.119.25.1] 541 octets ;; HEADER SECTION ;; id = 43011 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	a.dns.cn is authoritative for com.cn
	Found RRSIG signed by com.cn zone
	Query to c.dns.cn for com.cn/SOA
	Received 258 bytes from 203.119.27.1
	;; Response received from [203.119.27.1] 258 octets ;; HEADER SECTION ;; id = 17315 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN SOA ;; ANSWER SECTION (2 records) com.cn. 86400 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 86400 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to b.dns.cn for com.cn/SOA
	Received 746 bytes from 203.119.26.1
	;; Response received from [203.119.26.1] 746 octets ;; HEADER SECTION ;; id = 35496 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 7 arcount = 11 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN SOA ;; ANSWER SECTION (2 records) com.cn. 86400 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891391 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 86400 IN RRSIG ( SOA 8 2 86400 20250523174218 20250423164218 43326 com.cn. xG20FHrGSpbqcWSpD6S8XZPs1d5VLAGk2jGfpR1HZqYzSRcAThDs4KJjsbD14jsElmP/yD+FoqB2 nNv2Dp07Jb94KHaVJ0im1Ysh2MSfwA4g8zE6J6Txqw9LKrZszHOQVWB4+mlx0AGQ4zsqOkwrXQKs h8kl3E7UTRoVoyLXQpQ= ) ;; AUTHORITY SECTION (7 records) com.cn. 86400 IN NS cns.cernet.net. com.cn. 86400 IN NS c.dns.cn. com.cn. 86400 IN NS d.dns.cn. com.cn. 86400 IN NS b.dns.cn. com.cn. 86400 IN NS a.dns.cn. com.cn. 86400 IN NS e.dns.cn. com.cn. 86400 IN RRSIG ( NS 8 2 86400 20250516230934 20250416224722 43326 com.cn. B+sYFhnlYVTyq0Gn2/9vihlb+GhkuBbHKQgNtxqUD6hDTF8kYwawexsGVA2BhCTMRoZZlZw5FC3V YltIH9qVjoihEaWCku3VGdEb/UahvKhEMa7cUN7S9d+M6QkiAG90nCYBn8rW58z4aH6xMaqAbYIU xtUJRHB8ciIW/2SWQtI= ) ;; ADDITIONAL SECTION (11 records) a.dns.cn. 86400 IN A 203.119.25.1 b.dns.cn. 86400 IN A 203.119.26.1 c.dns.cn. 86400 IN A 203.119.27.1 d.dns.cn. 86400 IN A 203.119.28.1 e.dns.cn. 86400 IN A 203.119.29.1 a.dns.cn. 86400 IN AAAA 2001:dc7::1 b.dns.cn. 86400 IN AAAA 2001:dc7:1::1 c.dns.cn. 86400 IN AAAA 2001:dc7:2::1 d.dns.cn. 86400 IN AAAA 2001:dc7:1000::1 e.dns.cn. 86400 IN AAAA 2001:dc7:3::1 ;; { "EDNS-VERSION": 0 }
	b.dns.cn serial (2029891391) differs from c.dns.cn serial (2029891392)
	Query to d.dns.cn for com.cn/SOA
	Received 746 bytes from 203.119.28.1
	;; Response received from [203.119.28.1] 746 octets ;; HEADER SECTION ;; id = 18831 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 7 arcount = 11 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN SOA ;; ANSWER SECTION (2 records) com.cn. 86400 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 86400 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) ;; AUTHORITY SECTION (7 records) com.cn. 86400 IN NS c.dns.cn. com.cn. 86400 IN NS e.dns.cn. com.cn. 86400 IN NS d.dns.cn. com.cn. 86400 IN NS b.dns.cn. com.cn. 86400 IN NS a.dns.cn. com.cn. 86400 IN NS cns.cernet.net. com.cn. 86400 IN RRSIG ( NS 8 2 86400 20250516230934 20250416224722 43326 com.cn. B+sYFhnlYVTyq0Gn2/9vihlb+GhkuBbHKQgNtxqUD6hDTF8kYwawexsGVA2BhCTMRoZZlZw5FC3V YltIH9qVjoihEaWCku3VGdEb/UahvKhEMa7cUN7S9d+M6QkiAG90nCYBn8rW58z4aH6xMaqAbYIU xtUJRHB8ciIW/2SWQtI= ) ;; ADDITIONAL SECTION (11 records) a.dns.cn. 86400 IN A 203.119.25.1 b.dns.cn. 86400 IN A 203.119.26.1 c.dns.cn. 86400 IN A 203.119.27.1 d.dns.cn. 86400 IN A 203.119.28.1 e.dns.cn. 86400 IN A 203.119.29.1 a.dns.cn. 86400 IN AAAA 2001:dc7::1 b.dns.cn. 86400 IN AAAA 2001:dc7:1::1 c.dns.cn. 86400 IN AAAA 2001:dc7:2::1 d.dns.cn. 86400 IN AAAA 2001:dc7:1000::1 e.dns.cn. 86400 IN AAAA 2001:dc7:3::1 ;; { "EDNS-VERSION": 0 }
	Query to cns.cernet.net for com.cn/SOA
	Received 530 bytes from 103.137.60.44
	;; Response received from [103.137.60.44] 530 octets ;; HEADER SECTION ;; id = 49819 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 7 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN SOA ;; ANSWER SECTION (2 records) com.cn. 86400 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 86400 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) ;; AUTHORITY SECTION (7 records) com.cn. 86400 IN NS a.dns.cn. com.cn. 86400 IN NS e.dns.cn. com.cn. 86400 IN NS c.dns.cn. com.cn. 86400 IN NS d.dns.cn. com.cn. 86400 IN NS b.dns.cn. com.cn. 86400 IN NS cns.cernet.net. com.cn. 86400 IN RRSIG ( NS 8 2 86400 20250516230934 20250416224722 43326 com.cn. B+sYFhnlYVTyq0Gn2/9vihlb+GhkuBbHKQgNtxqUD6hDTF8kYwawexsGVA2BhCTMRoZZlZw5FC3V YltIH9qVjoihEaWCku3VGdEb/UahvKhEMa7cUN7S9d+M6QkiAG90nCYBn8rW58z4aH6xMaqAbYIU xtUJRHB8ciIW/2SWQtI= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to a.dns.cn for com.cn/A
	Received 541 bytes from 203.119.25.1
	;; Response received from [203.119.25.1] 541 octets ;; HEADER SECTION ;; id = 20796 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= )`
	RRSIG=43326 and DNSKEY=43326 verifies the SOA RRset

com.cn

	Query to d.dns.cn for com.cn/A
	Received 504 bytes from 203.119.28.1
	;; Response received from [203.119.28.1] 504 octets ;; HEADER SECTION ;; id = 20674 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	d.dns.cn is authoritative for com.cn
	Found RRSIG signed by com.cn zone
	Query to d.dns.cn for com.cn/A
	Received 504 bytes from 203.119.28.1
	;; Response received from [203.119.28.1] 504 octets ;; HEADER SECTION ;; id = 10421 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= )`
	RRSIG=43326 and DNSKEY=43326 verifies the SOA RRset

com.cn

	Query to b.dns.cn for com.cn/A
	Received 504 bytes from 203.119.26.1
	;; Response received from [203.119.26.1] 504 octets ;; HEADER SECTION ;; id = 11080 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891391 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174218 20250423164218 43326 com.cn. xG20FHrGSpbqcWSpD6S8XZPs1d5VLAGk2jGfpR1HZqYzSRcAThDs4KJjsbD14jsElmP/yD+FoqB2 nNv2Dp07Jb94KHaVJ0im1Ysh2MSfwA4g8zE6J6Txqw9LKrZszHOQVWB4+mlx0AGQ4zsqOkwrXQKs h8kl3E7UTRoVoyLXQpQ= ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	b.dns.cn is authoritative for com.cn
	Found RRSIG signed by com.cn zone
	Query to b.dns.cn for com.cn/A
	Received 541 bytes from 203.119.26.1
	;; Response received from [203.119.26.1] 541 octets ;; HEADER SECTION ;; id = 12388 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174218 20250423164218 43326 com.cn. xG20FHrGSpbqcWSpD6S8XZPs1d5VLAGk2jGfpR1HZqYzSRcAThDs4KJjsbD14jsElmP/yD+FoqB2 nNv2Dp07Jb94KHaVJ0im1Ysh2MSfwA4g8zE6J6Txqw9LKrZszHOQVWB4+mlx0AGQ4zsqOkwrXQKs h8kl3E7UTRoVoyLXQpQ= )`
	RRSIG=43326 and DNSKEY=43326 verifies the SOA RRset

com.cn

	Query to cns.cernet.net for com.cn/A
	Received 508 bytes from 202.112.0.44
	;; Response received from [202.112.0.44] 508 octets ;; HEADER SECTION ;; id = 13124 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	cns.cernet.net is authoritative for com.cn
	Found RRSIG signed by com.cn zone
	Query to cns.cernet.net for com.cn/A
	Received 508 bytes from 103.137.60.44
	;; Response received from [103.137.60.44] 508 octets ;; HEADER SECTION ;; id = 32110 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) GICE14DNTMDN31G43AUGVRKTKALVB8QC.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= )`
	RRSIG=43326 and DNSKEY=43326 verifies the SOA RRset

com.cn

	Query to c.dns.cn for com.cn/A
	Received 541 bytes from 203.119.27.1
	;; Response received from [203.119.27.1] 541 octets ;; HEADER SECTION ;; id = 11607 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	c.dns.cn is authoritative for com.cn
	Found RRSIG signed by com.cn zone
	Query to c.dns.cn for com.cn/A
	Received 541 bytes from 203.119.27.1
	;; Response received from [203.119.27.1] 541 octets ;; HEADER SECTION ;; id = 13644 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 4 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; com.cn. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) com.cn. 21600 IN SOA ( a.dns.cn. root.cnnic.cn. 2029891392 ;serial 7200 ;refresh 3600 ;retry 2419200 ;expire 21600 ;minimum ) com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN NSEC3 ( 1 1 10 aef123ab gj8jb3sf8sgev59i4trjtj1satcfrtk0 NS SOA RRSIG DNSKEY NSEC3PARAM ) gice14dntmdn31g43augvrktkalvb8qc.com.cn. 21600 IN RRSIG ( NSEC3 8 3 21600 20250516230233 20250416224756 43326 com.cn. 3Ae4I+jTfVf65LLCf+8Zc9GQxdntyS8Ivj5vn0noIJdRSrYQ+wl6Hk8Dz4ba7Mco1S6sa62tnu+t FmVxD4NwTWhr0Td1tiwjdk86t4lJEw/h2qSB+vlq75LsAja0PjoPRWIIHZRGK9xVyNVaSKHlG4Rh I16gqi8UnhFORtT5s3g= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	NSEC3 validation not implemented yet
	Found 1 RRSIGs over SOA RRset
	`com.cn. 21600 IN RRSIG ( SOA 8 2 86400 20250523174256 20250423164256 43326 com.cn. DfJDeIGEFslaw2HJ0nOjLTBq3tZSQyGnnDxFkVhMTe3swo1Czp83lJ3RKr0iz0tMM6oKpX01b2Sr OPY8i2ZpHbIFc5FEyPaVnanx21VLNWYC1TRNKJ/YOmqJpm5oed/rdES2MlN+2NPOLluYQ1ohAISS FXHuOI5jPvmwAr9i4KQ= )`
	RRSIG=43326 and DNSKEY=43326 verifies the SOA RRset

com.cn

No response from com.cn nameservers

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