DNSSEC Debugger

Domain Name:

Time: 2026-02-13 06:49:08 UTC

Analyzing DNSSEC problems for dtu.dk

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 b.root-servers.net for ./DNSKEY
	Received 1139 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 1139 octets ;; HEADER SECTION ;; id = 51758 ;; 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 AwEAAbNTVC2+pry4pc37pZI9Oj6b8FHxT3VGrvSPKLE1Tjyfe2kUZUtVX5xrv6AV4BVO+ygrYjGZ MNgEnbLU4zknnlnhI2e0g6iTza1aZh0dRZXGH16C1NUNq1CxBkUhIYQhQDeIOtLacx+RmFTc+hSH JJ2MJ79IS00kA7eKi6mofQ7SPJmdJVjI+JAx791y0f5QaB+iHGANU53FwiYXNUQjfAzCrtOaSevG sx8SO8BTaXLAjFq5eewOtwScVwfVDhEXlvpE6e+mIncwhNKaMRD9IPuHENqCNPI5MjxfAMVS6cEY 8eEozIkv/vHc+0Auu3n+Fcx6F2Js4KPXaHEShAXugfU= ) ; keytag 21831 . 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 ( 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 20260303000000 20260210000000 20326 . TNriFzthFM1hKzGD2meB96QrMIdTe/9ZFzMPdP3wWZAOvyfH9F9wuIhjT0V3H/0UE2cq04wvOtdG sEdmJaF7fCIj8aEE3e9Zn/woJXXXl9J3fhZQyGMq5jQLr+4KAuaNPwaMwlGHMDgZuwVJx1KpsAii b+GldJsCAVqM9hW9FpPwtuiN3c8xKT+A8DlAImzKTAUyQEyfSa9UlQzRwPeWcs2HQA/5GL0eosEW pwfdCHfpMw7JPFIMhUEsRftyZuxDgrPQs/geHoSXMeI+bgIRirnRkOLVDaNSiAKt1VtWeDrVeOBc IEzocdRicpX7VmwFHiHM1BblamwYCsX/nfexFg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 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 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 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 20260303000000 20260210000000 20326 . TNriFzthFM1hKzGD2meB96QrMIdTe/9ZFzMPdP3wWZAOvyfH9F9wuIhjT0V3H/0UE2cq04wvOtdG sEdmJaF7fCIj8aEE3e9Zn/woJXXXl9J3fhZQyGMq5jQLr+4KAuaNPwaMwlGHMDgZuwVJx1KpsAii b+GldJsCAVqM9hW9FpPwtuiN3c8xKT+A8DlAImzKTAUyQEyfSa9UlQzRwPeWcs2HQA/5GL0eosEW pwfdCHfpMw7JPFIMhUEsRftyZuxDgrPQs/geHoSXMeI+bgIRirnRkOLVDaNSiAKt1VtWeDrVeOBc IEzocdRicpX7VmwFHiHM1BblamwYCsX/nfexFg== )`
	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 m.root-servers.net for dtu.dk/A
	Received 736 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 736 octets ;; HEADER SECTION ;; id = 48014 ;; 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 = 13 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) dk. 172800 IN NS h.nic.dk. dk. 172800 IN NS s.nic.dk. dk. 172800 IN NS c.nic.dk. dk. 172800 IN NS t.nic.dk. dk. 172800 IN NS b.nic.dk. dk. 172800 IN NS l.nic.dk. dk. 86400 IN DS ( 20109 13 2 5c86a68ae2c3ab74182b3ad0749b46e55f892b835f9578cfa12f9093fb252bd0 ) dk. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . E9SH2bVyt2XnSytoyEbncVNp1x7f4Ty3RNqvX4Mv08ebDEDlyh44vBplNEIy0yjFToEs2x4k+13g SBoLsLQL7d4rJn0hIDwZ/IE/wTBxcxFoLZ4/rZtqC6/HDNsf5LH7KCODYlGwXdCptVitAmysmS8l /mozEjB4dLRVXF7g7SYA529umR5CLDaMjbug1DjNgEVJYqgVSEpK5g5/dPC78ZQiqrZlgr1l9s+l 9jVJu1rWX5pQVvDAz/zTxhfriNI9y8qpooZTpZpSt34msb63+N8NjtPOjlIugrkujQ6PyJCGcVsq nFGrsTE9MiZxa450K4rq3qm/AO5FP9nWAMDjDA== ) ;; ADDITIONAL SECTION (13 records) t.nic.dk. 172800 IN A 185.43.134.16 s.nic.dk. 172800 IN A 194.0.28.7 l.nic.dk. 172800 IN A 130.226.213.138 h.nic.dk. 172800 IN A 46.30.126.214 c.nic.dk. 172800 IN A 185.159.199.45 b.nic.dk. 172800 IN A 193.163.102.222 t.nic.dk. 172800 IN AAAA 2001:148f:fffd::16 s.nic.dk. 172800 IN AAAA 2001:678:2c:0:194:0:28:7 l.nic.dk. 172800 IN AAAA 2001:878:0:e000:82:e2:d5:8a h.nic.dk. 172800 IN AAAA 2a00:1b18:1:2::53 c.nic.dk. 172800 IN AAAA 2620:10a:80ac::45 b.nic.dk. 172800 IN AAAA 2a01:630:0:80::53 ;; { "EDNS-VERSION": 0 }
	Query to g.root-servers.net for dk/DNSKEY
	Received 732 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 732 octets ;; HEADER SECTION ;; id = 27519 ;; 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 = 13 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dk. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) dk. 172800 IN NS l.nic.dk. dk. 172800 IN NS h.nic.dk. dk. 172800 IN NS t.nic.dk. dk. 172800 IN NS b.nic.dk. dk. 172800 IN NS c.nic.dk. dk. 172800 IN NS s.nic.dk. dk. 86400 IN DS ( 20109 13 2 5c86a68ae2c3ab74182b3ad0749b46e55f892b835f9578cfa12f9093fb252bd0 ) dk. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . E9SH2bVyt2XnSytoyEbncVNp1x7f4Ty3RNqvX4Mv08ebDEDlyh44vBplNEIy0yjFToEs2x4k+13g SBoLsLQL7d4rJn0hIDwZ/IE/wTBxcxFoLZ4/rZtqC6/HDNsf5LH7KCODYlGwXdCptVitAmysmS8l /mozEjB4dLRVXF7g7SYA529umR5CLDaMjbug1DjNgEVJYqgVSEpK5g5/dPC78ZQiqrZlgr1l9s+l 9jVJu1rWX5pQVvDAz/zTxhfriNI9y8qpooZTpZpSt34msb63+N8NjtPOjlIugrkujQ6PyJCGcVsq nFGrsTE9MiZxa450K4rq3qm/AO5FP9nWAMDjDA== ) ;; ADDITIONAL SECTION (13 records) t.nic.dk. 172800 IN A 185.43.134.16 s.nic.dk. 172800 IN A 194.0.28.7 l.nic.dk. 172800 IN A 130.226.213.138 h.nic.dk. 172800 IN A 46.30.126.214 c.nic.dk. 172800 IN A 185.159.199.45 b.nic.dk. 172800 IN A 193.163.102.222 t.nic.dk. 172800 IN AAAA 2001:148f:fffd::16 s.nic.dk. 172800 IN AAAA 2001:678:2c:0:194:0:28:7 l.nic.dk. 172800 IN AAAA 2001:878:0:e000:82:e2:d5:8a h.nic.dk. 172800 IN AAAA 2a00:1b18:1:2::53 c.nic.dk. 172800 IN AAAA 2620:10a:80ac::45 b.nic.dk. 172800 IN AAAA 2a01:630:0:80::53 ;; { "EDNS-VERSION": 0 }
	Found child zone dk

	Checking DS between . and dk
	Query to h.root-servers.net for dk/DS
	Received 366 bytes from 198.97.190.53
	;; Response received from [198.97.190.53] 366 octets ;; HEADER SECTION ;; id = 17074 ;; 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) ;; dk. IN DS ;; ANSWER SECTION (2 records) dk. 86400 IN DS ( 20109 13 2 5c86a68ae2c3ab74182b3ad0749b46e55f892b835f9578cfa12f9093fb252bd0 ) dk. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . E9SH2bVyt2XnSytoyEbncVNp1x7f4Ty3RNqvX4Mv08ebDEDlyh44vBplNEIy0yjFToEs2x4k+13g SBoLsLQL7d4rJn0hIDwZ/IE/wTBxcxFoLZ4/rZtqC6/HDNsf5LH7KCODYlGwXdCptVitAmysmS8l /mozEjB4dLRVXF7g7SYA529umR5CLDaMjbug1DjNgEVJYqgVSEpK5g5/dPC78ZQiqrZlgr1l9s+l 9jVJu1rWX5pQVvDAz/zTxhfriNI9y8qpooZTpZpSt34msb63+N8NjtPOjlIugrkujQ6PyJCGcVsq nFGrsTE9MiZxa450K4rq3qm/AO5FP9nWAMDjDA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for dk in the . zone
	DS=20109/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`dk. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . E9SH2bVyt2XnSytoyEbncVNp1x7f4Ty3RNqvX4Mv08ebDEDlyh44vBplNEIy0yjFToEs2x4k+13g SBoLsLQL7d4rJn0hIDwZ/IE/wTBxcxFoLZ4/rZtqC6/HDNsf5LH7KCODYlGwXdCptVitAmysmS8l /mozEjB4dLRVXF7g7SYA529umR5CLDaMjbug1DjNgEVJYqgVSEpK5g5/dPC78ZQiqrZlgr1l9s+l 9jVJu1rWX5pQVvDAz/zTxhfriNI9y8qpooZTpZpSt34msb63+N8NjtPOjlIugrkujQ6PyJCGcVsq nFGrsTE9MiZxa450K4rq3qm/AO5FP9nWAMDjDA== )`
	RRSIG=21831 and DNSKEY=21831 verifies the DS RRset
	DS=20109/SHA-256 is now in the chain-of-trust
	`dk. 86400 IN DS ( 20109 13 2 5c86a68ae2c3ab74182b3ad0749b46e55f892b835f9578cfa12f9093fb252bd0 )`
	Query to b.nic.dk for dk/DNSKEY
	Received 289 bytes from 193.163.102.222
	;; Response received from [193.163.102.222] 289 octets ;; HEADER SECTION ;; id = 13226 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dk. IN DNSKEY ;; ANSWER SECTION (3 records) dk. 86400 IN DNSKEY ( 256 3 13 HkvySl6vnI9ikN2hq3cszjLhcTYT8AjkFbJEe4vpu/ZupU4B/T9E4ubYP0BdwtJqHPMj7XnJepsv dMuTKUbAdg== ) ; keytag 64108 dk. 86400 IN DNSKEY ( 257 3 13 8+hCy8HQ+2JNbZrpyEosYhX+GA9jtrAICwbpV06x//uNQRi07a+x9c5/S8AEyppjheETWk3cgjvf ZY+MNBHpWw== ) ; keytag 20109 dk. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260310163839 20260210150839 20109 dk. qfvJS5gbSN19tCoy+lpRBaK1XPmIzg0+YSnjfNet2KAKG9Njuktn9TbvoV1IVc413mjmJiYUcdSd U5kY1BPwXg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for dk
	`dk. 86400 IN DNSKEY ( 256 3 13 HkvySl6vnI9ikN2hq3cszjLhcTYT8AjkFbJEe4vpu/ZupU4B/T9E4ubYP0BdwtJqHPMj7XnJepsv dMuTKUbAdg== ) ; keytag 64108`
	`dk. 86400 IN DNSKEY ( 257 3 13 8+hCy8HQ+2JNbZrpyEosYhX+GA9jtrAICwbpV06x//uNQRi07a+x9c5/S8AEyppjheETWk3cgjvf ZY+MNBHpWw== ) ; keytag 20109`
	DNSKEY=20109/SEP is now in the chain-of-trust
	DS=20109/SHA-256 verifies DNSKEY=20109/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`dk. 86400 IN RRSIG ( DNSKEY 13 1 86400 20260310163839 20260210150839 20109 dk. qfvJS5gbSN19tCoy+lpRBaK1XPmIzg0+YSnjfNet2KAKG9Njuktn9TbvoV1IVc413mjmJiYUcdSd U5kY1BPwXg== )`
	RRSIG=20109 and DNSKEY=20109/SEP verifies the DNSKEY RRset
	DNSKEY=64108 is now in the chain-of-trust
	Query to s.nic.dk for dtu.dk/A
	Received 441 bytes from 194.0.28.7
	;; Response received from [194.0.28.7] 441 octets ;; HEADER SECTION ;; id = 16401 ;; 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 = 6 arcount = 8 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) dtu.dk. 86400 IN NS dns1.dtu.dk. dtu.dk. 86400 IN NS dns2.dtu.dk. dtu.dk. 86400 IN NS dns3.dtu.dk. dtu.dk. 86400 IN NS ns-soa.darenet.dk. a87qdjall8lr2p238g6n4m0ch811bbgk.dk. 300 IN NSEC3 ( 1 0 0 - a87qtbl0vadtm62da81g91e9baba0saj NS ) a87qdjall8lr2p238g6n4m0ch811bbgk.dk. 300 IN RRSIG ( NSEC3 13 2 300 20260309153839 20260209140839 64108 dk. uBvH3+KewHpC2d8hQIM/5H0OtXzXGWAFQrVepjAT6gyZk4/8ea5XdwrVK51fALPKfTNjk3I7V+oM eOcIqybS+g== ) ;; ADDITIONAL SECTION (8 records) dns1.dtu.dk. 86400 IN A 130.225.89.120 dns1.dtu.dk. 86400 IN AAAA 2001:878:200:0:82:e1:59:59 dns2.dtu.dk. 86400 IN A 130.225.89.121 dns2.dtu.dk. 86400 IN AAAA 2001:878:200:0:82:e1:59:42 dns3.dtu.dk. 86400 IN A 130.225.231.123 ns-soa.darenet.dk. 86400 IN A 130.226.179.50 ns-soa.darenet.dk. 86400 IN AAAA 2001:878:0:e000:82:e2:b3:32 ;; { "EDNS-VERSION": 0 }
	Query to h.nic.dk for dtu.dk/DNSKEY
	Received 441 bytes from 46.30.126.214
	;; Response received from [46.30.126.214] 441 octets ;; HEADER SECTION ;; id = 50224 ;; 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 = 6 arcount = 8 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) dtu.dk. 86400 IN NS dns1.dtu.dk. dtu.dk. 86400 IN NS dns2.dtu.dk. dtu.dk. 86400 IN NS dns3.dtu.dk. dtu.dk. 86400 IN NS ns-soa.darenet.dk. a87qdjall8lr2p238g6n4m0ch811bbgk.dk. 300 IN NSEC3 ( 1 0 0 - a87qtbl0vadtm62da81g91e9baba0saj NS ) a87qdjall8lr2p238g6n4m0ch811bbgk.dk. 300 IN RRSIG ( NSEC3 13 2 300 20260309153839 20260209140839 64108 dk. uBvH3+KewHpC2d8hQIM/5H0OtXzXGWAFQrVepjAT6gyZk4/8ea5XdwrVK51fALPKfTNjk3I7V+oM eOcIqybS+g== ) ;; ADDITIONAL SECTION (8 records) dns1.dtu.dk. 86400 IN A 130.225.89.120 dns2.dtu.dk. 86400 IN A 130.225.89.121 dns3.dtu.dk. 86400 IN A 130.225.231.123 ns-soa.darenet.dk. 86400 IN A 130.226.179.50 dns1.dtu.dk. 86400 IN AAAA 2001:878:200:0:82:e1:59:59 dns2.dtu.dk. 86400 IN AAAA 2001:878:200:0:82:e1:59:42 ns-soa.darenet.dk. 86400 IN AAAA 2001:878:0:e000:82:e2:b3:32 ;; { "EDNS-VERSION": 0 }
	Found child zone dtu.dk

dtu.dk

	Checking DS between dk and dtu.dk
	Query to c.nic.dk for dtu.dk/DS
	Received 360 bytes from 185.159.199.45
	;; Response received from [185.159.199.45] 360 octets ;; HEADER SECTION ;; id = 31626 ;; 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) ;; dtu.dk. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) dk. 300 IN SOA ( b.nic.dk. tech.punktum.dk. 1770965281 ;serial 600 ;refresh 300 ;retry 1814400 ;expire 300 ;minimum ) dk. 300 IN RRSIG ( SOA 13 1 86400 20260313064801 20260213051801 64108 dk. 94Dw0WTqVUoSo/3z4QVOGjE6Wyf0yx+cgH1TdUbeATMOK9NwJf3QzcPOdwjd3gkebs6hLIKiYT3S xy3mH6CekQ== ) a87qdjall8lr2p238g6n4m0ch811bbgk.dk. 300 IN NSEC3 ( 1 0 0 - a87qtbl0vadtm62da81g91e9baba0saj NS ) a87qdjall8lr2p238g6n4m0ch811bbgk.dk. 300 IN RRSIG ( NSEC3 13 2 300 20260309153839 20260209140839 64108 dk. uBvH3+KewHpC2d8hQIM/5H0OtXzXGWAFQrVepjAT6gyZk4/8ea5XdwrVK51fALPKfTNjk3I7V+oM eOcIqybS+g== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for dtu.dk in the dk zone
	Query to ns-soa.darenet.dk for dtu.dk/DNSKEY
	Received 102 bytes from 130.226.179.50
	;; Response received from [130.226.179.50] 102 octets ;; HEADER SECTION ;; id = 46862 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) dtu.dk. 900 IN SOA ( ait-pibgm01.win.dtu.dk. dnsadmin.dtu.dk. 2022100826 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 900 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to dns2.dtu.dk for dtu.dk/A
	Received 51 bytes from 130.225.89.121
	;; Response received from [130.225.89.121] 51 octets ;; HEADER SECTION ;; id = 46724 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns2.dtu.dk is authoritative for dtu.dk
	Query to dns1.dtu.dk for dtu.dk/SOA
	Received 96 bytes from 130.225.89.120
	;; Response received from [130.225.89.120] 96 octets ;; HEADER SECTION ;; id = 27869 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN SOA ;; ANSWER SECTION (1 record) dtu.dk. 3600 IN SOA ( ait-pibgm01.win.dtu.dk. dnsadmin.dtu.dk. 2022100826 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 900 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to ns-soa.darenet.dk for dtu.dk/SOA
	Received 238 bytes from 130.226.179.50
	;; Response received from [130.226.179.50] 238 octets ;; HEADER SECTION ;; id = 46990 ;; 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 = 4 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN SOA ;; ANSWER SECTION (1 record) dtu.dk. 3600 IN SOA ( ait-pibgm01.win.dtu.dk. dnsadmin.dtu.dk. 2022100826 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 900 ;minimum ) ;; AUTHORITY SECTION (4 records) dtu.dk. 3600 IN NS dns3.dtu.dk. dtu.dk. 3600 IN NS dns1.dtu.dk. dtu.dk. 3600 IN NS dns2.dtu.dk. dtu.dk. 3600 IN NS ns-soa.darenet.dk. ;; ADDITIONAL SECTION (4 records) dns1.dtu.dk. 3600 IN A 130.225.89.120 dns2.dtu.dk. 3600 IN A 130.225.89.121 dns3.dtu.dk. 3600 IN A 130.225.231.123 ;; { "EDNS-VERSION": 0 }
	Query to dns3.dtu.dk for dtu.dk/SOA
	Received 96 bytes from 130.225.231.123
	;; Response received from [130.225.231.123] 96 octets ;; HEADER SECTION ;; id = 762 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN SOA ;; ANSWER SECTION (1 record) dtu.dk. 3600 IN SOA ( ait-pibgm01.win.dtu.dk. dnsadmin.dtu.dk. 2022100826 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 900 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns2.dtu.dk for dtu.dk/A
	Received 51 bytes from 130.225.89.121
	;; Response received from [130.225.89.121] 51 octets ;; HEADER SECTION ;; id = 10143 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dtu.dk A RR has value 52.236.166.178
	No RRSIGs found

dtu.dk

	Query to dns3.dtu.dk for dtu.dk/A
	Received 51 bytes from 130.225.231.123
	;; Response received from [130.225.231.123] 51 octets ;; HEADER SECTION ;; id = 20324 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns3.dtu.dk is authoritative for dtu.dk
	Query to dns3.dtu.dk for dtu.dk/A
	Received 51 bytes from 130.225.231.123
	;; Response received from [130.225.231.123] 51 octets ;; HEADER SECTION ;; id = 12625 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dtu.dk A RR has value 52.236.166.178
	No RRSIGs found

dtu.dk

	Query to dns1.dtu.dk for dtu.dk/A
	Received 51 bytes from 130.225.89.120
	;; Response received from [130.225.89.120] 51 octets ;; HEADER SECTION ;; id = 65020 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns1.dtu.dk is authoritative for dtu.dk
	Query to dns1.dtu.dk for dtu.dk/A
	Received 51 bytes from 130.225.89.120
	;; Response received from [130.225.89.120] 51 octets ;; HEADER SECTION ;; id = 52460 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 0 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "0000", ;; "RCODE": 0, ;; "UDPSIZE": 1220, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dtu.dk A RR has value 52.236.166.178
	No RRSIGs found

dtu.dk

	Query to ns-soa.darenet.dk for dtu.dk/A
	Received 187 bytes from 130.226.179.50
	;; Response received from [130.226.179.50] 187 octets ;; HEADER SECTION ;; id = 37813 ;; 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 = 4 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (4 records) dtu.dk. 3600 IN NS dns2.dtu.dk. dtu.dk. 3600 IN NS ns-soa.darenet.dk. dtu.dk. 3600 IN NS dns1.dtu.dk. dtu.dk. 3600 IN NS dns3.dtu.dk. ;; ADDITIONAL SECTION (4 records) dns1.dtu.dk. 3600 IN A 130.225.89.120 dns2.dtu.dk. 3600 IN A 130.225.89.121 dns3.dtu.dk. 3600 IN A 130.225.231.123 ;; { "EDNS-VERSION": 0 }
	ns-soa.darenet.dk is authoritative for dtu.dk
	Query to ns-soa.darenet.dk for dtu.dk/A
	Received 187 bytes from 130.226.179.50
	;; Response received from [130.226.179.50] 187 octets ;; HEADER SECTION ;; id = 47402 ;; 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 = 4 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; dtu.dk. IN A ;; ANSWER SECTION (1 record) dtu.dk. 600 IN A 52.236.166.178 ;; AUTHORITY SECTION (4 records) dtu.dk. 3600 IN NS ns-soa.darenet.dk. dtu.dk. 3600 IN NS dns2.dtu.dk. dtu.dk. 3600 IN NS dns1.dtu.dk. dtu.dk. 3600 IN NS dns3.dtu.dk. ;; ADDITIONAL SECTION (4 records) dns1.dtu.dk. 3600 IN A 130.225.89.120 dns2.dtu.dk. 3600 IN A 130.225.89.121 dns3.dtu.dk. 3600 IN A 130.225.231.123 ;; { "EDNS-VERSION": 0 }
	dtu.dk A RR has value 52.236.166.178
	No RRSIGs found

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