DNSSEC Debugger - uni-koeln.de

Domain Name:

Time: 2026-02-13 07:28:20 UTC

Analyzing DNSSEC problems for uni-koeln.de

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 i.root-servers.net for ./DNSKEY
	Received 1141 bytes from 192.36.148.17
	;; Response received from [192.36.148.17] 1141 octets ;; HEADER SECTION ;; id = 64591 ;; 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 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 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 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 ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	`. 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`
	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=38696/SEP is now in the chain-of-trust
	DNSKEY=21831 is now in the chain-of-trust
	Query to m.root-servers.net for uni-koeln.de/A
	Received 748 bytes from 202.12.27.33
	;; Response received from [202.12.27.33] 748 octets ;; HEADER SECTION ;; id = 58529 ;; 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) ;; uni-koeln.de. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) de. 172800 IN NS n.de.net. de. 172800 IN NS a.nic.de. de. 172800 IN NS f.nic.de. de. 172800 IN NS l.de.net. de. 172800 IN NS z.nic.de. de. 172800 IN NS s.de.net. de. 86400 IN DS ( 26755 8 2 f341357809a5954311ccb82ade114c6c1d724a75c0395137aa3978035425e78d ) de. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . FHmebIp3mo5O0P4I0kDSK3YqgR6AiYWKqq8bhJP6bBRE0Occb6rzOjb+TcQ2+1Bq48sJYbyju1Ng ZsE+V/8O7SIy63LpkEdRBIcOHHK7tUlRQtRlBGxsiiZsVSU3rtukMFjZTZGdzv7HEMZQ1+8NWvAW zFwl7c8exsMmV7uTHuLnAVpqK5M5JsVQxnnDu8P+kX1JgeSSRc7n1ZTBPO1Gc+7Nhi/CWnqmqBtg YGfUs/9jZySp9srtb8z1duVA9ntsirmmMd91XK+v9QUBiIX7VWJhbJekPmrNN2PN7y4rPd20tlAK WtI/c+CJUXBDZJZzexBlAHNQjihgcT+xLlicWw== ) ;; ADDITIONAL SECTION (13 records) z.nic.de. 172800 IN A 194.246.96.1 s.de.net. 172800 IN A 195.243.137.26 n.de.net. 172800 IN A 194.146.107.6 l.de.net. 172800 IN A 77.67.63.105 f.nic.de. 172800 IN A 81.91.164.5 a.nic.de. 172800 IN A 194.0.0.53 z.nic.de. 172800 IN AAAA 2a02:568:fe02::de s.de.net. 172800 IN AAAA 2003:8:14::53 n.de.net. 172800 IN AAAA 2001:67c:1011:1::53 l.de.net. 172800 IN AAAA 2001:668:1f:11::105 f.nic.de. 172800 IN AAAA 2a02:568:0:2::53 a.nic.de. 172800 IN AAAA 2001:678:2::53 ;; { "EDNS-VERSION": 0 }
	Query to j.root-servers.net for de/DNSKEY
	Received 736 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 736 octets ;; HEADER SECTION ;; id = 57970 ;; 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": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; de. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) de. 172800 IN NS a.nic.de. de. 172800 IN NS f.nic.de. de. 172800 IN NS l.de.net. de. 172800 IN NS n.de.net. de. 172800 IN NS s.de.net. de. 172800 IN NS z.nic.de. de. 86400 IN DS ( 26755 8 2 f341357809a5954311ccb82ade114c6c1d724a75c0395137aa3978035425e78d ) de. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . FHmebIp3mo5O0P4I0kDSK3YqgR6AiYWKqq8bhJP6bBRE0Occb6rzOjb+TcQ2+1Bq48sJYbyju1Ng ZsE+V/8O7SIy63LpkEdRBIcOHHK7tUlRQtRlBGxsiiZsVSU3rtukMFjZTZGdzv7HEMZQ1+8NWvAW zFwl7c8exsMmV7uTHuLnAVpqK5M5JsVQxnnDu8P+kX1JgeSSRc7n1ZTBPO1Gc+7Nhi/CWnqmqBtg YGfUs/9jZySp9srtb8z1duVA9ntsirmmMd91XK+v9QUBiIX7VWJhbJekPmrNN2PN7y4rPd20tlAK WtI/c+CJUXBDZJZzexBlAHNQjihgcT+xLlicWw== ) ;; ADDITIONAL SECTION (13 records) a.nic.de. 172800 IN A 194.0.0.53 f.nic.de. 172800 IN A 81.91.164.5 l.de.net. 172800 IN A 77.67.63.105 n.de.net. 172800 IN A 194.146.107.6 s.de.net. 172800 IN A 195.243.137.26 z.nic.de. 172800 IN A 194.246.96.1 a.nic.de. 172800 IN AAAA 2001:678:2::53 f.nic.de. 172800 IN AAAA 2a02:568:0:2::53 l.de.net. 172800 IN AAAA 2001:668:1f:11::105 n.de.net. 172800 IN AAAA 2001:67c:1011:1::53 s.de.net. 172800 IN AAAA 2003:8:14::53 z.nic.de. 172800 IN AAAA 2a02:568:fe02::de ;; { "EDNS-VERSION": 0 }
	Found child zone de

	Checking DS between . and de
	Query to l.root-servers.net for de/DS
	Received 366 bytes from 199.7.83.42
	;; Response received from [199.7.83.42] 366 octets ;; HEADER SECTION ;; id = 58123 ;; 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) ;; de. IN DS ;; ANSWER SECTION (2 records) de. 86400 IN DS ( 26755 8 2 f341357809a5954311ccb82ade114c6c1d724a75c0395137aa3978035425e78d ) de. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . FHmebIp3mo5O0P4I0kDSK3YqgR6AiYWKqq8bhJP6bBRE0Occb6rzOjb+TcQ2+1Bq48sJYbyju1Ng ZsE+V/8O7SIy63LpkEdRBIcOHHK7tUlRQtRlBGxsiiZsVSU3rtukMFjZTZGdzv7HEMZQ1+8NWvAW zFwl7c8exsMmV7uTHuLnAVpqK5M5JsVQxnnDu8P+kX1JgeSSRc7n1ZTBPO1Gc+7Nhi/CWnqmqBtg YGfUs/9jZySp9srtb8z1duVA9ntsirmmMd91XK+v9QUBiIX7VWJhbJekPmrNN2PN7y4rPd20tlAK WtI/c+CJUXBDZJZzexBlAHNQjihgcT+xLlicWw== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for de in the . zone
	DS=26755/SHA-256 has algorithm RSASHA256
	Found 1 RRSIGs over DS RRset
	`de. 86400 IN RRSIG ( DS 8 1 86400 20260226050000 20260213040000 21831 . FHmebIp3mo5O0P4I0kDSK3YqgR6AiYWKqq8bhJP6bBRE0Occb6rzOjb+TcQ2+1Bq48sJYbyju1Ng ZsE+V/8O7SIy63LpkEdRBIcOHHK7tUlRQtRlBGxsiiZsVSU3rtukMFjZTZGdzv7HEMZQ1+8NWvAW zFwl7c8exsMmV7uTHuLnAVpqK5M5JsVQxnnDu8P+kX1JgeSSRc7n1ZTBPO1Gc+7Nhi/CWnqmqBtg YGfUs/9jZySp9srtb8z1duVA9ntsirmmMd91XK+v9QUBiIX7VWJhbJekPmrNN2PN7y4rPd20tlAK WtI/c+CJUXBDZJZzexBlAHNQjihgcT+xLlicWw== )`
	RRSIG=21831 and DNSKEY=21831 verifies the DS RRset
	DS=26755/SHA-256 is now in the chain-of-trust
	`de. 86400 IN DS ( 26755 8 2 f341357809a5954311ccb82ade114c6c1d724a75c0395137aa3978035425e78d )`
	Query to l.de.net for de/DNSKEY
	Received 745 bytes from 77.67.63.105
	;; Response received from [77.67.63.105] 745 octets ;; HEADER SECTION ;; id = 43682 ;; 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": 1452, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; de. IN DNSKEY ;; ANSWER SECTION (3 records) de. 86400 IN DNSKEY ( 256 3 8 AwEAAeUuoJcZvfuNt5SWKGXXmhx9Don4Q9HkjaD74vzE3q+PkH7EC2gC8wnGMjwyHdqUx8IWVeyW aMas8GNF2tePBwm2hKi88UfiGLdN8GcnBJIdDl+h/V1kK9ae6QwnX4FpwE4GRh24C1vbvLP2APyq yy64WHcfjX8G39czer26aPyV ) ; keytag 14058 de. 86400 IN DNSKEY ( 257 3 8 AwEAAbWUSd/QN9Ae543xzdiacY6qbjwtZ21QfmdgxRdm4Z7bjjHWy249uqxCyjjjoS4LDoRDKmj7 ElffMKvTWKE1qFKu0p8TUy4wyhX0M+m5FUjvQ3CiZMi+qY7GSHA5B+Zd73cidmnTeb3e8lso6jEs Xg05/VZ2AyAqWF6FexEIFxIqiwwLk4UP0BwZ17Ur3q1qx9VSbPMyHgQ9d6nHUN1EEJsTDA2v0vKu msUyp74ZanRZ/bB/6IzpaaZyr5BLF5pSCNdbRNjVmkwYD0993vm79LueyOeibsoHRc16jhALrIJo u1PFjdq7YQsYN0KtqRiJtaAfPprDBREpeamPuW/MnW0= ) ; keytag 26755 de. 86400 IN RRSIG ( DNSKEY 8 1 86400 20260220230856 20260206213856 26755 de. mbfCYAkWlXScImG7h/SwS3e7lwW2UPkDjnSlq4SD3ha9pXxT2fv3Jwn4pRbnh6yvdT3lmuAPbwAt FVSMB+OTnlGItoV2ZoPNtF5j35KBvDe9rMQgzcl0bTdb49H2EbkztRtscqPA2GNbqiubBkwdNBN2 BGmYbS3xxlmwni4nC7pMD1Kl0CRqEniOud8SwqOZD63eV7YuBQTDxcPX1X92e+Bw9nhuTSrQGq/g TeE3JxzT4MN6EdLvbF5Fp9fQgIiT4pqyyToidsYfIEoaP6WY0NSk4rHO+byX7Pnhm1ceUku0jfsC lPMW+zpMbC4L3xeCL0HPM0VKqO3CEMt4C6OoGg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for de
	`de. 86400 IN DNSKEY ( 256 3 8 AwEAAeUuoJcZvfuNt5SWKGXXmhx9Don4Q9HkjaD74vzE3q+PkH7EC2gC8wnGMjwyHdqUx8IWVeyW aMas8GNF2tePBwm2hKi88UfiGLdN8GcnBJIdDl+h/V1kK9ae6QwnX4FpwE4GRh24C1vbvLP2APyq yy64WHcfjX8G39czer26aPyV ) ; keytag 14058`
	`de. 86400 IN DNSKEY ( 257 3 8 AwEAAbWUSd/QN9Ae543xzdiacY6qbjwtZ21QfmdgxRdm4Z7bjjHWy249uqxCyjjjoS4LDoRDKmj7 ElffMKvTWKE1qFKu0p8TUy4wyhX0M+m5FUjvQ3CiZMi+qY7GSHA5B+Zd73cidmnTeb3e8lso6jEs Xg05/VZ2AyAqWF6FexEIFxIqiwwLk4UP0BwZ17Ur3q1qx9VSbPMyHgQ9d6nHUN1EEJsTDA2v0vKu msUyp74ZanRZ/bB/6IzpaaZyr5BLF5pSCNdbRNjVmkwYD0993vm79LueyOeibsoHRc16jhALrIJo u1PFjdq7YQsYN0KtqRiJtaAfPprDBREpeamPuW/MnW0= ) ; keytag 26755`
	DNSKEY=26755/SEP is now in the chain-of-trust
	DS=26755/SHA-256 verifies DNSKEY=26755/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`de. 86400 IN RRSIG ( DNSKEY 8 1 86400 20260220230856 20260206213856 26755 de. mbfCYAkWlXScImG7h/SwS3e7lwW2UPkDjnSlq4SD3ha9pXxT2fv3Jwn4pRbnh6yvdT3lmuAPbwAt FVSMB+OTnlGItoV2ZoPNtF5j35KBvDe9rMQgzcl0bTdb49H2EbkztRtscqPA2GNbqiubBkwdNBN2 BGmYbS3xxlmwni4nC7pMD1Kl0CRqEniOud8SwqOZD63eV7YuBQTDxcPX1X92e+Bw9nhuTSrQGq/g TeE3JxzT4MN6EdLvbF5Fp9fQgIiT4pqyyToidsYfIEoaP6WY0NSk4rHO+byX7Pnhm1ceUku0jfsC lPMW+zpMbC4L3xeCL0HPM0VKqO3CEMt4C6OoGg== )`
	RRSIG=26755 and DNSKEY=26755/SEP verifies the DNSKEY RRset
	DNSKEY=14058 is now in the chain-of-trust
	Query to l.de.net for uni-koeln.de/A
	Received 720 bytes from 77.67.63.105
	;; Response received from [77.67.63.105] 720 octets ;; HEADER SECTION ;; id = 47869 ;; 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 = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1452, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) uni-koeln.de. 86400 IN NS ns2.netcologne.de. uni-koeln.de. 86400 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 86400 IN NS dns-1.dfn.de. uni-koeln.de. 86400 IN NS mail1.rrz.uni-koeln.de. tjlb7qbojvmlf1s6gdriru7vsms1lg16.de. 7200 IN NSEC3 ( 1 1 15 ca12b74adb90591a tjlcsjat4ljtvo0tjncrrdf6kf6onefb NS SOA RRSIG DNSKEY NSEC3PARAM ) ubp1ubf7i8pil4nnl7agtd3po4gih0jt.de. 7200 IN NSEC3 ( 1 1 15 ca12b74adb90591a ubp48pthfou8b037ibvm6inudvgd2fp9 NS DS RRSIG ) tjlb7qbojvmlf1s6gdriru7vsms1lg16.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260222052228 20260208035228 14058 de. JyH+18br3wm/F15woE1gUgrXQUlZ0gqmo+pHwF0r/6W2um6GZmbf2NFJCeKiuR5tJzHMJr3EQoTt Lsd0Xv+1Vk/Y8p9z/dhVrH5rLnJt8xskE7Ub0KArSfed/HrvwS2AHRCdU/VmFtzdgcBRT32kVJat 8dUexBFkZ7MeMe/yXEs= ) ubp1ubf7i8pil4nnl7agtd3po4gih0jt.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260225102956 20260211085956 14058 de. zn5X9h3wKijH6cpAgYskbZdjQokyzcgIbV8AZZNQZ4dOdO8vu8r+tn3gJte4ECMd+eqx+OJM+fer vjPSSHWh0k1yJBqlyShjQ+cDRBtxEDx/5RHnEWJ4CWHEIoY7Xik7KS7+stHiiVyX+qNhlkr4028X NNo8Pqrxz+wRgM3Vifk= ) ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 86400 IN A 134.95.129.23 noc2.rrz.uni-koeln.de. 86400 IN AAAA 2a00:a200:0:50::53 mail1.rrz.uni-koeln.de. 86400 IN A 134.95.100.208 ;; { "EDNS-VERSION": 0 }
	Query to f.nic.de for uni-koeln.de/DNSKEY
	Received 720 bytes from 81.91.164.5
	;; Response received from [81.91.164.5] 720 octets ;; HEADER SECTION ;; id = 42425 ;; 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 = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1452, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) uni-koeln.de. 86400 IN NS ns2.netcologne.de. uni-koeln.de. 86400 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 86400 IN NS dns-1.dfn.de. uni-koeln.de. 86400 IN NS mail1.rrz.uni-koeln.de. tjlb7qbojvmlf1s6gdriru7vsms1lg16.de. 7200 IN NSEC3 ( 1 1 15 ca12b74adb90591a tjlcsjat4ljtvo0tjncrrdf6kf6onefb NS SOA RRSIG DNSKEY NSEC3PARAM ) ubp1ubf7i8pil4nnl7agtd3po4gih0jt.de. 7200 IN NSEC3 ( 1 1 15 ca12b74adb90591a ubp48pthfou8b037ibvm6inudvgd2fp9 NS DS RRSIG ) tjlb7qbojvmlf1s6gdriru7vsms1lg16.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260222052228 20260208035228 14058 de. JyH+18br3wm/F15woE1gUgrXQUlZ0gqmo+pHwF0r/6W2um6GZmbf2NFJCeKiuR5tJzHMJr3EQoTt Lsd0Xv+1Vk/Y8p9z/dhVrH5rLnJt8xskE7Ub0KArSfed/HrvwS2AHRCdU/VmFtzdgcBRT32kVJat 8dUexBFkZ7MeMe/yXEs= ) ubp1ubf7i8pil4nnl7agtd3po4gih0jt.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260225102956 20260211085956 14058 de. zn5X9h3wKijH6cpAgYskbZdjQokyzcgIbV8AZZNQZ4dOdO8vu8r+tn3gJte4ECMd+eqx+OJM+fer vjPSSHWh0k1yJBqlyShjQ+cDRBtxEDx/5RHnEWJ4CWHEIoY7Xik7KS7+stHiiVyX+qNhlkr4028X NNo8Pqrxz+wRgM3Vifk= ) ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 86400 IN A 134.95.129.23 noc2.rrz.uni-koeln.de. 86400 IN AAAA 2a00:a200:0:50::53 mail1.rrz.uni-koeln.de. 86400 IN A 134.95.100.208 ;; { "EDNS-VERSION": 0 }
	Found child zone uni-koeln.de

uni-koeln.de

	Checking DS between de and uni-koeln.de
	Query to s.de.net for uni-koeln.de/DS
	Received 765 bytes from 195.243.137.26
	;; Response received from [195.243.137.26] 765 octets ;; HEADER SECTION ;; id = 63311 ;; 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": 1452, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) de. 7200 IN SOA ( f.nic.de. dns-operations.denic.de. 1770967558 ;serial 7200 ;refresh 7200 ;retry 3600000 ;expire 7200 ;minimum ) tjlb7qbojvmlf1s6gdriru7vsms1lg16.de. 7200 IN NSEC3 ( 1 1 15 ca12b74adb90591a tjlcsjat4ljtvo0tjncrrdf6kf6onefb NS SOA RRSIG DNSKEY NSEC3PARAM ) ubp1ubf7i8pil4nnl7agtd3po4gih0jt.de. 7200 IN NSEC3 ( 1 1 15 ca12b74adb90591a ubp48pthfou8b037ibvm6inudvgd2fp9 NS DS RRSIG ) de. 7200 IN RRSIG ( SOA 8 1 86400 20260227072538 20260213055538 14058 de. kY9LV/V61P86kGqrc+zQAhkeZW2Sv3hTybOQnsLgIPnSQNxXNHBJZQe9saV85szBaeh43Hw5pSRD CHs0tRe3dOBMiWiEz2nekL6n0kv97fZLLLOciSqZwQq5e8qsvZYlmmXdP+EeptwWoGdnKCiS19Nw n44rQxrhznRCwRJEe64= ) tjlb7qbojvmlf1s6gdriru7vsms1lg16.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260222052228 20260208035228 14058 de. JyH+18br3wm/F15woE1gUgrXQUlZ0gqmo+pHwF0r/6W2um6GZmbf2NFJCeKiuR5tJzHMJr3EQoTt Lsd0Xv+1Vk/Y8p9z/dhVrH5rLnJt8xskE7Ub0KArSfed/HrvwS2AHRCdU/VmFtzdgcBRT32kVJat 8dUexBFkZ7MeMe/yXEs= ) ubp1ubf7i8pil4nnl7agtd3po4gih0jt.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260225102956 20260211085956 14058 de. zn5X9h3wKijH6cpAgYskbZdjQokyzcgIbV8AZZNQZ4dOdO8vu8r+tn3gJte4ECMd+eqx+OJM+fer vjPSSHWh0k1yJBqlyShjQ+cDRBtxEDx/5RHnEWJ4CWHEIoY7Xik7KS7+stHiiVyX+qNhlkr4028X NNo8Pqrxz+wRgM3Vifk= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for uni-koeln.de in the de zone
	Query to dns-1.dfn.de for uni-koeln.de/DNSKEY
	Received 97 bytes from 193.174.75.50
	;; Response received from [193.174.75.50] 97 octets ;; HEADER SECTION ;; id = 13986 ;; 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) ;; uni-koeln.de. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) uni-koeln.de. 3600 IN SOA ( noc2.rrz.uni-koeln.de. hostmaster.uni-koeln.de. 2026021201 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to dns-1.dfn.de for uni-koeln.de/A
	Received 213 bytes from 193.174.75.50
	;; Response received from [193.174.75.50] 213 octets ;; HEADER SECTION ;; id = 24843 ;; 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) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS dns-1.dfn.de. uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS ns2.netcologne.de. uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 ;; { "EDNS-VERSION": 0 }
	dns-1.dfn.de is authoritative for uni-koeln.de
	Query to mail1.rrz.uni-koeln.de for uni-koeln.de/SOA
	Received 260 bytes from 134.95.100.208
	;; Response received from [134.95.100.208] 260 octets ;; HEADER SECTION ;; id = 11178 ;; 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) ;; uni-koeln.de. IN SOA ;; ANSWER SECTION (1 record) uni-koeln.de. 10800 IN SOA ( noc2.rrz.uni-koeln.de. hostmaster.uni-koeln.de. 2026021201 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS ns2.netcologne.de. uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS dns-1.dfn.de. uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 ;; { "EDNS-VERSION": 0 }
	Query to noc2.rrz.uni-koeln.de for uni-koeln.de/SOA
	Received 244 bytes from 134.95.129.23
	;; Response received from [134.95.129.23] 244 octets ;; HEADER SECTION ;; id = 47105 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN SOA ;; ANSWER SECTION (1 record) uni-koeln.de. 10800 IN SOA ( noc2.rrz.uni-koeln.de. hostmaster.uni-koeln.de. 2026021201 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS ns2.netcologne.de. uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS dns-1.dfn.de. uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 ;; { "EDNS-VERSION": 0 }
	Query to ns2.netcologne.de for uni-koeln.de/SOA
	Received 109 bytes from 194.8.194.71
	;; Response received from [194.8.194.71] 109 octets ;; HEADER SECTION ;; id = 34601 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN SOA ;; ANSWER SECTION (1 record) uni-koeln.de. 10800 IN SOA ( noc2.rrz.uni-koeln.de. hostmaster.uni-koeln.de. 2026021201 ;serial 10800 ;refresh 3600 ;retry 2419200 ;expire 3600 ;minimum ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns-1.dfn.de for uni-koeln.de/A
	Received 213 bytes from 193.174.75.50
	;; Response received from [193.174.75.50] 213 octets ;; HEADER SECTION ;; id = 21255 ;; 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) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS dns-1.dfn.de. uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS ns2.netcologne.de. uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 ;; { "EDNS-VERSION": 0 }
	uni-koeln.de A RR has value 134.95.81.52
	No RRSIGs found

uni-koeln.de

	Query to noc2.rrz.uni-koeln.de for uni-koeln.de/A
	Received 213 bytes from 134.95.129.23
	;; Response received from [134.95.129.23] 213 octets ;; HEADER SECTION ;; id = 58582 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS dns-1.dfn.de. uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS ns2.netcologne.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 ;; { "EDNS-VERSION": 0 }
	noc2.rrz.uni-koeln.de is authoritative for uni-koeln.de
	Query to noc2.rrz.uni-koeln.de for uni-koeln.de/A
	Received 213 bytes from 134.95.129.23
	;; Response received from [134.95.129.23] 213 octets ;; HEADER SECTION ;; id = 17964 ;; 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": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS ns2.netcologne.de. uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS dns-1.dfn.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 ;; { "EDNS-VERSION": 0 }
	uni-koeln.de A RR has value 134.95.81.52
	No RRSIGs found

uni-koeln.de

	Query to mail1.rrz.uni-koeln.de for uni-koeln.de/A
	Received 229 bytes from 134.95.100.208
	;; Response received from [134.95.100.208] 229 octets ;; HEADER SECTION ;; id = 65336 ;; 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) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS ns2.netcologne.de. uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS dns-1.dfn.de. uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 ;; { "EDNS-VERSION": 0 }
	mail1.rrz.uni-koeln.de is authoritative for uni-koeln.de
	Query to mail1.rrz.uni-koeln.de for uni-koeln.de/A
	Received 229 bytes from 134.95.100.208
	;; Response received from [134.95.100.208] 229 octets ;; HEADER SECTION ;; id = 59276 ;; 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) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (4 records) uni-koeln.de. 10800 IN NS ns2.netcologne.de. uni-koeln.de. 10800 IN NS dns-1.dfn.de. uni-koeln.de. 10800 IN NS noc2.rrz.uni-koeln.de. uni-koeln.de. 10800 IN NS mail1.rrz.uni-koeln.de. ;; ADDITIONAL SECTION (4 records) noc2.rrz.uni-koeln.de. 10800 IN A 134.95.129.23 mail1.rrz.uni-koeln.de. 10800 IN A 134.95.100.208 noc2.rrz.uni-koeln.de. 300 IN AAAA 2a00:a200:0:50::53 ;; { "EDNS-VERSION": 0 }
	uni-koeln.de A RR has value 134.95.81.52
	No RRSIGs found

uni-koeln.de

	Query to ns2.netcologne.de for uni-koeln.de/A
	Received 57 bytes from 194.8.194.71
	;; Response received from [194.8.194.71] 57 octets ;; HEADER SECTION ;; id = 8117 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	ns2.netcologne.de is authoritative for uni-koeln.de
	Query to ns2.netcologne.de for uni-koeln.de/A
	Received 57 bytes from 194.8.194.71
	;; Response received from [194.8.194.71] 57 octets ;; HEADER SECTION ;; id = 25845 ;; 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": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; uni-koeln.de. IN A ;; ANSWER SECTION (1 record) uni-koeln.de. 3600 IN A 134.95.81.52 ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	uni-koeln.de A RR has value 134.95.81.52
	No RRSIGs found

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