DNSSEC Debugger - american.edu

Domain Name:

Time: 2026-03-22 08:16:25 UTC

Analyzing DNSSEC problems for american.edu

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 c.root-servers.net for ./DNSKEY
	Received 1141 bytes from 192.33.4.12
	;; Response received from [192.33.4.12] 1141 octets ;; HEADER SECTION ;; id = 56268 ;; 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 ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20260402000000 20260312000000 20326 . hcmCK2q88XH00Hynv8IgIMVTKrwyb8Lh/uvRpqBPMALNQunyrS+VKrlKb6rBQTFnGHeVR/jj3Eay Uuxv4fy2evliMYKLrfTHtdqD3oUvJMnwmxEMmhS84Ttw+bbTcHeYxb52NFiYVHKb37Y0OWN4lr0p V+3fwFtWumb1NlWZDMNsaHFv6UIdxgUGNBVEyUaTAK6E2jseQcoqv6A0rNxCG+xtz2zSpRV2JM1g dC8zVAcc068OamqrwZlzKqsqAgXP78NOERrFkzffoRaSEmOORcAQpUdCK265DL1Y7Xeq0QaNEKd2 fXglm/IxS+4sMPT+83Q/XasxUu5C3d0qEz76fw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 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 DNSKEY ( 256 3 8 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	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 20260402000000 20260312000000 20326 . hcmCK2q88XH00Hynv8IgIMVTKrwyb8Lh/uvRpqBPMALNQunyrS+VKrlKb6rBQTFnGHeVR/jj3Eay Uuxv4fy2evliMYKLrfTHtdqD3oUvJMnwmxEMmhS84Ttw+bbTcHeYxb52NFiYVHKb37Y0OWN4lr0p V+3fwFtWumb1NlWZDMNsaHFv6UIdxgUGNBVEyUaTAK6E2jseQcoqv6A0rNxCG+xtz2zSpRV2JM1g dC8zVAcc068OamqrwZlzKqsqAgXP78NOERrFkzffoRaSEmOORcAQpUdCK265DL1Y7Xeq0QaNEKd2 fXglm/IxS+4sMPT+83Q/XasxUu5C3d0qEz76fw== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=21831 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	Query to f.root-servers.net for american.edu/A
	Received 1171 bytes from 192.5.5.241
	;; Response received from [192.5.5.241] 1171 octets ;; HEADER SECTION ;; id = 32546 ;; 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 = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260403170000 20260321160000 21831 . gAtj2mp/IlBoQ7HSV9fHF/M6/Ggx88aAFsOwVg1z4HjQzmf53kY7VACEO2bh4Pf8xD7WGxSX+Ma1 VZkC1geLtd0M9O6DNZokJipRVJSOhtR+XhPojnfK4+rApn/hVbrNWG2Ztq5OW5Isw7nf/Zcv3w1U Yxq/OTH8KaRk1sqZsX++gGciJ3rO7xEbxon0J5p5g/lnYaKd+qprV/+d9mM7OmypOLe5y4+jytyA oRCHd6uw1BP1Vy+Jziht9uVAMcMS0ougnpsRTjg07oOCkM+gdesMhGWv1m/3BO2a9uHTP9yGgS7U J5W4d23Z6mhHbbVgEYRkF3fXukMreoz03veZkw== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Query to g.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 1162 octets ;; HEADER SECTION ;; id = 54533 ;; 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 = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260403170000 20260321160000 21831 . gAtj2mp/IlBoQ7HSV9fHF/M6/Ggx88aAFsOwVg1z4HjQzmf53kY7VACEO2bh4Pf8xD7WGxSX+Ma1 VZkC1geLtd0M9O6DNZokJipRVJSOhtR+XhPojnfK4+rApn/hVbrNWG2Ztq5OW5Isw7nf/Zcv3w1U Yxq/OTH8KaRk1sqZsX++gGciJ3rO7xEbxon0J5p5g/lnYaKd+qprV/+d9mM7OmypOLe5y4+jytyA oRCHd6uw1BP1Vy+Jziht9uVAMcMS0ougnpsRTjg07oOCkM+gdesMhGWv1m/3BO2a9uHTP9yGgS7U J5W4d23Z6mhHbbVgEYRkF3fXukMreoz03veZkw== ) ;; ADDITIONAL SECTION (27 records) m.edu-servers.net. 172800 IN A 192.55.83.30 l.edu-servers.net. 172800 IN A 192.41.162.30 k.edu-servers.net. 172800 IN A 192.52.178.30 j.edu-servers.net. 172800 IN A 192.48.79.30 i.edu-servers.net. 172800 IN A 192.43.172.30 h.edu-servers.net. 172800 IN A 192.54.112.30 g.edu-servers.net. 172800 IN A 192.42.93.30 f.edu-servers.net. 172800 IN A 192.35.51.30 e.edu-servers.net. 172800 IN A 192.12.94.30 d.edu-servers.net. 172800 IN A 192.31.80.30 c.edu-servers.net. 172800 IN A 192.26.92.30 b.edu-servers.net. 172800 IN A 192.33.14.30 a.edu-servers.net. 172800 IN A 192.5.6.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 ;; { "EDNS-VERSION": 0 }
	Found child zone edu

edu

	Checking DS between . and edu
	Query to e.root-servers.net for edu/DS
	Received 367 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 367 octets ;; HEADER SECTION ;; id = 42889 ;; 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": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DS ;; ANSWER SECTION (2 records) edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20260403170000 20260321160000 21831 . gAtj2mp/IlBoQ7HSV9fHF/M6/Ggx88aAFsOwVg1z4HjQzmf53kY7VACEO2bh4Pf8xD7WGxSX+Ma1 VZkC1geLtd0M9O6DNZokJipRVJSOhtR+XhPojnfK4+rApn/hVbrNWG2Ztq5OW5Isw7nf/Zcv3w1U Yxq/OTH8KaRk1sqZsX++gGciJ3rO7xEbxon0J5p5g/lnYaKd+qprV/+d9mM7OmypOLe5y4+jytyA oRCHd6uw1BP1Vy+Jziht9uVAMcMS0ougnpsRTjg07oOCkM+gdesMhGWv1m/3BO2a9uHTP9yGgS7U J5W4d23Z6mhHbbVgEYRkF3fXukMreoz03veZkw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for edu in the . zone
	DS=35663/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`edu. 86400 IN RRSIG ( DS 8 1 86400 20260403170000 20260321160000 21831 . gAtj2mp/IlBoQ7HSV9fHF/M6/Ggx88aAFsOwVg1z4HjQzmf53kY7VACEO2bh4Pf8xD7WGxSX+Ma1 VZkC1geLtd0M9O6DNZokJipRVJSOhtR+XhPojnfK4+rApn/hVbrNWG2Ztq5OW5Isw7nf/Zcv3w1U Yxq/OTH8KaRk1sqZsX++gGciJ3rO7xEbxon0J5p5g/lnYaKd+qprV/+d9mM7OmypOLe5y4+jytyA oRCHd6uw1BP1Vy+Jziht9uVAMcMS0ougnpsRTjg07oOCkM+gdesMhGWv1m/3BO2a9uHTP9yGgS7U J5W4d23Z6mhHbbVgEYRkF3fXukMreoz03veZkw== )`
	RRSIG=21831 and DNSKEY=21831 verifies the DS RRset
	DS=35663/SHA-256 is now in the chain-of-trust
	`edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d )`
	Query to m.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.55.83.30
	;; Response received from [192.55.83.30] 291 octets ;; HEADER SECTION ;; id = 54842 ;; 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 = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (3 records) edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN DNSKEY ( 256 3 13 ofExWbhssID57iiPCfo97BkTsCvsSwz1SQaESyZir1MIqxRITdSKbOcUbrVEtScEVsIP6MoJ1+iL 3fMyJirNRA== ) ; keytag 16901 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260331151114 20260316150614 35663 edu. qP251lMkjA8YUSpH54GL+Rq2W52R1NCbF/q47lDJPFjfRUMqVr4WjPLQVLJn838LZulOk5OIZMYw jI9OxX5W6w== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663`
	`edu. 86400 IN DNSKEY ( 256 3 13 ofExWbhssID57iiPCfo97BkTsCvsSwz1SQaESyZir1MIqxRITdSKbOcUbrVEtScEVsIP6MoJ1+iL 3fMyJirNRA== ) ; keytag 16901`
	DNSKEY=35663/SEP is now in the chain-of-trust
	DS=35663/SHA-256 verifies DNSKEY=35663/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260331151114 20260316150614 35663 edu. qP251lMkjA8YUSpH54GL+Rq2W52R1NCbF/q47lDJPFjfRUMqVr4WjPLQVLJn838LZulOk5OIZMYw jI9OxX5W6w== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=16901 is now in the chain-of-trust
	Query to d.edu-servers.net for american.edu/A
	Received 503 bytes from 192.31.80.30
	;; Response received from [192.31.80.30] 503 octets ;; HEADER SECTION ;; id = 64179 ;; 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 = 7 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) american.edu. 172800 IN NS ns01.american.edu. american.edu. 172800 IN NS ns02.american.edu. american.edu. 172800 IN NS ns03.american.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260329044819 20260322033819 16901 edu. fFjLcVKZQexWYwnuvIZCseoJ+pwf1wpcW2iI2sA5BcIw9dkxTpAKwUZvn+LrxfkBHc4qZ3D4I6DQ HEyuBMQV8A== ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN NSEC3 ( 1 1 0 - icso6ufu4ouk2g836o7j3jp2vmag32q5 NS DS RRSIG ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260327031252 20260320020252 16901 edu. Sx/gr/Ndb7Anh8EBCjCtNRnDUc7bMuoKTUB4eUd4rEGIdWAp5+aQd2GJNzTxQmwwFBS4bHT009Ql nKqy/bnPBQ== ) ;; ADDITIONAL SECTION (4 records) ns01.american.edu. 172800 IN A 147.9.2.4 ns02.american.edu. 172800 IN A 192.5.15.4 ns03.american.edu. 172800 IN A 147.9.2.132 ;; { "EDNS-VERSION": 0 }
	Query to g.edu-servers.net for american.edu/DNSKEY
	Received 503 bytes from 192.42.93.30
	;; Response received from [192.42.93.30] 503 octets ;; HEADER SECTION ;; id = 18992 ;; 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 = 7 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) american.edu. 172800 IN NS ns01.american.edu. american.edu. 172800 IN NS ns02.american.edu. american.edu. 172800 IN NS ns03.american.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260329044819 20260322033819 16901 edu. fFjLcVKZQexWYwnuvIZCseoJ+pwf1wpcW2iI2sA5BcIw9dkxTpAKwUZvn+LrxfkBHc4qZ3D4I6DQ HEyuBMQV8A== ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN NSEC3 ( 1 1 0 - icso6ufu4ouk2g836o7j3jp2vmag32q5 NS DS RRSIG ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260327031252 20260320020252 16901 edu. Sx/gr/Ndb7Anh8EBCjCtNRnDUc7bMuoKTUB4eUd4rEGIdWAp5+aQd2GJNzTxQmwwFBS4bHT009Ql nKqy/bnPBQ== ) ;; ADDITIONAL SECTION (4 records) ns01.american.edu. 172800 IN A 147.9.2.4 ns02.american.edu. 172800 IN A 192.5.15.4 ns03.american.edu. 172800 IN A 147.9.2.132 ;; { "EDNS-VERSION": 0 }
	Found child zone american.edu

american.edu

	Checking DS between edu and american.edu
	Query to l.edu-servers.net for american.edu/DS
	Received 572 bytes from 192.41.162.30
	;; Response received from [192.41.162.30] 572 octets ;; HEADER SECTION ;; id = 31706 ;; 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 = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260329044819 20260322033819 16901 edu. fFjLcVKZQexWYwnuvIZCseoJ+pwf1wpcW2iI2sA5BcIw9dkxTpAKwUZvn+LrxfkBHc4qZ3D4I6DQ HEyuBMQV8A== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1774167362 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) edu. 900 IN RRSIG ( SOA 13 1 900 20260329081602 20260322070602 16901 edu. E+IbgLmQ4rgwotp+XoQpdIMB9dCmocnMkw0UKwdpRz0PNtnpOF7NQ4AF/rsEUIujfsMiBFiCzeE2 7Nh2ITSVjw== ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN NSEC3 ( 1 1 0 - icso6ufu4ouk2g836o7j3jp2vmag32q5 NS DS RRSIG ) I1CRLQ0B2VMNU654FV427SUNCE9RC7OE.edu. 900 IN RRSIG ( NSEC3 13 2 900 20260327031252 20260320020252 16901 edu. Sx/gr/Ndb7Anh8EBCjCtNRnDUc7bMuoKTUB4eUd4rEGIdWAp5+aQd2GJNzTxQmwwFBS4bHT009Ql nKqy/bnPBQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for american.edu in the edu zone
	Query to ns02.american.edu for american.edu/DNSKEY
	Received 93 bytes from 192.5.15.4
	;; Response received from [192.5.15.4] 93 octets ;; HEADER SECTION ;; id = 32929 ;; 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 = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) american.edu. 1 IN SOA ( ns01.american.edu. hostmaster.american.edu. 2013078265 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 1 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to ns01.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.4
	;; Response received from [147.9.2.4] 183 octets ;; HEADER SECTION ;; id = 62410 ;; 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 = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 24 IN A 104.20.42.212 american.edu. 24 IN A 172.66.167.252 american.edu. 24 IN RRSIG ( A 13 6 300 20260323091149 20260321071149 34505 cloudflare.net. q6VxXQgVbIFmC1uP9qFHqsAxMpE6XnGV+9JSk8+eOfUEnjba7vG+hikrSebFLu6Wo8YCZa1ahy0A gNRvVBGzWw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns01.american.edu is authoritative for american.edu
	Found RRSIG signed by cloudflare.net zone
	Query to ns03.american.edu for american.edu/SOA
	Received 93 bytes from 147.9.2.132
	;; Response received from [147.9.2.132] 93 octets ;; HEADER SECTION ;; id = 14075 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN SOA ;; ANSWER SECTION (1 record) american.edu. 900 IN SOA ( ns01.american.edu. hostmaster.american.edu. 2013078265 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 1 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns02.american.edu for american.edu/SOA
	Received 93 bytes from 192.5.15.4
	;; Response received from [192.5.15.4] 93 octets ;; HEADER SECTION ;; id = 18938 ;; 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 = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN SOA ;; ANSWER SECTION (1 record) american.edu. 900 IN SOA ( ns01.american.edu. hostmaster.american.edu. 2013078265 ;serial 14400 ;refresh 3600 ;retry 2419200 ;expire 1 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns01.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.4
	;; Response received from [147.9.2.4] 183 octets ;; HEADER SECTION ;; id = 64542 ;; 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 = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 24 IN A 172.66.167.252 american.edu. 24 IN A 104.20.42.212 american.edu. 24 IN RRSIG ( A 13 6 300 20260323091149 20260321071149 34505 cloudflare.net. q6VxXQgVbIFmC1uP9qFHqsAxMpE6XnGV+9JSk8+eOfUEnjba7vG+hikrSebFLu6Wo8YCZa1ahy0A gNRvVBGzWw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	american.edu A RR has value 172.66.167.252
	american.edu A RR has value 104.20.42.212
	Found 1 RRSIGs over A RRset
	`american.edu. 24 IN RRSIG ( A 13 6 300 20260323091149 20260321071149 34505 cloudflare.net. q6VxXQgVbIFmC1uP9qFHqsAxMpE6XnGV+9JSk8+eOfUEnjba7vG+hikrSebFLu6Wo8YCZa1ahy0A gNRvVBGzWw== )`

american.edu

	Query to ns02.american.edu for american.edu/A
	Received 183 bytes from 192.5.15.4
	;; Response received from [192.5.15.4] 183 octets ;; HEADER SECTION ;; id = 13172 ;; 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 = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 24 IN A 172.66.167.252 american.edu. 24 IN A 104.20.42.212 american.edu. 24 IN RRSIG ( A 13 6 300 20260323091149 20260321071149 34505 cloudflare.net. Qwi92YTgb/xrzuURERk6KLUYplsAEsuUoaofn+Ouchy/DMyObA6RNG5fiP8T098igFNxqAARF0GW 6bO0AUfk7A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns02.american.edu is authoritative for american.edu
	Found RRSIG signed by cloudflare.net zone
	Query to ns02.american.edu for american.edu/A
	Received 183 bytes from 192.5.15.4
	;; Response received from [192.5.15.4] 183 octets ;; HEADER SECTION ;; id = 9515 ;; 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 = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 24 IN A 104.20.42.212 american.edu. 24 IN A 172.66.167.252 american.edu. 24 IN RRSIG ( A 13 6 300 20260323091149 20260321071149 34505 cloudflare.net. Qwi92YTgb/xrzuURERk6KLUYplsAEsuUoaofn+Ouchy/DMyObA6RNG5fiP8T098igFNxqAARF0GW 6bO0AUfk7A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	american.edu A RR has value 104.20.42.212
	american.edu A RR has value 172.66.167.252
	Found 1 RRSIGs over A RRset
	`american.edu. 24 IN RRSIG ( A 13 6 300 20260323091149 20260321071149 34505 cloudflare.net. Qwi92YTgb/xrzuURERk6KLUYplsAEsuUoaofn+Ouchy/DMyObA6RNG5fiP8T098igFNxqAARF0GW 6bO0AUfk7A== )`

american.edu

	Query to ns03.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.132
	;; Response received from [147.9.2.132] 183 octets ;; HEADER SECTION ;; id = 46004 ;; 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 = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 60 IN A 104.20.42.212 american.edu. 60 IN A 172.66.167.252 american.edu. 60 IN RRSIG ( A 13 6 300 20260323091225 20260321071225 34505 cloudflare.net. E5CnJlf56VH1WvaefNQXGGIfuKwevRgmgz+qcE+B7DgYUJFq5I+R8W7qPF93m0olA2JNdOpZPYPN jmQ7nKYF4g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns03.american.edu is authoritative for american.edu
	Found RRSIG signed by cloudflare.net zone
	Query to ns03.american.edu for american.edu/A
	Received 183 bytes from 147.9.2.132
	;; Response received from [147.9.2.132] 183 octets ;; HEADER SECTION ;; id = 53090 ;; 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 = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; american.edu. IN A ;; ANSWER SECTION (3 records) american.edu. 60 IN A 172.66.167.252 american.edu. 60 IN A 104.20.42.212 american.edu. 60 IN RRSIG ( A 13 6 300 20260323091225 20260321071225 34505 cloudflare.net. E5CnJlf56VH1WvaefNQXGGIfuKwevRgmgz+qcE+B7DgYUJFq5I+R8W7qPF93m0olA2JNdOpZPYPN jmQ7nKYF4g== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	american.edu A RR has value 172.66.167.252
	american.edu A RR has value 104.20.42.212
	Found 1 RRSIGs over A RRset
	`american.edu. 60 IN RRSIG ( A 13 6 300 20260323091225 20260321071225 34505 cloudflare.net. E5CnJlf56VH1WvaefNQXGGIfuKwevRgmgz+qcE+B7DgYUJFq5I+R8W7qPF93m0olA2JNdOpZPYPN jmQ7nKYF4g== )`

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DNSSEC Debugger

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