DNSSEC Debugger - tu-dresden.de

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Domain Name:

Detail: more(+) / less(-)

Time: 2026-05-16 02:33:42 UTC

Analyzing DNSSEC problems for tu-dresden.de

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

DS=38696/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	`. IN DS ( 38696 8 2 683d2d0acb8c9b712a1948b27f741219298d0a450d612c483af444a4c0fb2b16 )`
	Query to g.root-servers.net for ./DNSKEY
	Received 1141 bytes from 192.112.36.4
	;; Response received from [192.112.36.4] 1141 octets ;; HEADER SECTION ;; id = 37251 ;; 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 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393 . 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 20260601000000 20260511000000 20326 . Psn+BsMNwRdKsw1pSQPmOm/QeUqgjveusWdT5NL9sOxccMKpzbYOgLqYNmJsOrAjj0MDy0/X/xbU gAGdRVuOt9mv4yk+TaBs7rpd0IgDZu++2bIAvxu3W82fKEKpJqLucDiPu1l+GKZ87zRYrJrQZZWk 01LmCEIIED9P62/QbhdDVIG3ZdcvXQpRPjWyQOom2tZ0APZ+59PyOxjNMgnOaeoAD8QWZ+iKVY8k o2GRoHRqrzEq46SGDh1YuFxuw67oG7mn+Mt2b9HUjYWgQCvBRSUMb4XRxhNnKQiOS4ECEXCDozMD yXk8727l6bFK0THkaFEqW64F/5CAL8adNRyUoQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAb5dDYffpgAJ8VUGLwQtWXPlQWsjIFJtCM00/XaKU+8ln+ofah3q2KxEIjvzQg+nqdxRj+8e mtPne1mtYcbFWP4Q9E+DniOJLK09R05FuzvGbrG7DDdRDUX/cedFdV7O8pFEAYpJqYNR9BCTIAV9 73DO2biauKSA31b7I2lK/woxoR1tf5cqJ4SMbJUviuHicAEoUi2ATswloZNWd5T5thmEFZnxFx7D 5UgKCY7oflS7+GU7dNJwEtmFnWYVETHN0kHXVz6aguouaAZp706YXNIoR/iTgQhmsR7XX+wL0Z8Q M2LxQIyU6vRZ06IyuJMGRMiwkSuGElbumyBt12JZbrU= ) ; keytag 54393`
	`. 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=38696/SEP is now in the chain-of-trust
	DS=38696/SHA-256 verifies DNSKEY=38696/SEP
	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 20260601000000 20260511000000 20326 . Psn+BsMNwRdKsw1pSQPmOm/QeUqgjveusWdT5NL9sOxccMKpzbYOgLqYNmJsOrAjj0MDy0/X/xbU gAGdRVuOt9mv4yk+TaBs7rpd0IgDZu++2bIAvxu3W82fKEKpJqLucDiPu1l+GKZ87zRYrJrQZZWk 01LmCEIIED9P62/QbhdDVIG3ZdcvXQpRPjWyQOom2tZ0APZ+59PyOxjNMgnOaeoAD8QWZ+iKVY8k o2GRoHRqrzEq46SGDh1YuFxuw67oG7mn+Mt2b9HUjYWgQCvBRSUMb4XRxhNnKQiOS4ECEXCDozMD yXk8727l6bFK0THkaFEqW64F/5CAL8adNRyUoQ== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=54393 is now in the chain-of-trust
	Query to d.root-servers.net for tu-dresden.de/A
	Received 747 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 747 octets ;; HEADER SECTION ;; id = 63200 ;; 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": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN A ;; 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 20260528170000 20260515160000 54393 . efBP66O6EyyLQLzILiMe31BXCml/h7exRc1O1yIajFopt0BDpQdDjo/CaX5KD/pJcbPoSCysYUTL LDctYge0lHb+moaB6kTX+Jfls6XPaek0KW33H59c/4tOvc3nRzDDeaNEotgKbDBoFvv0R+/FYb9I yx+iktjB3M57wcVwVUX4gL9yDQLZunUVUU2Uw9oen6fBwHpoB0tIRi/bzKgPKs75tYhWXdIK4HXe 0shjAnpLDBa44Ku3T2Sq4gq4DiqUmTsYQbx4J+HV/LODWoGvyaO0yizxve9p9qMzbv8g/j5tHA7E TUI79iARMTmzez5zGEG0aQLH/+B4zCJk2g714Q== ) ;; 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 }
	Query to b.root-servers.net for de/DNSKEY
	Received 742 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 742 octets ;; HEADER SECTION ;; id = 9706 ;; 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) ;; 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 20260528170000 20260515160000 54393 . efBP66O6EyyLQLzILiMe31BXCml/h7exRc1O1yIajFopt0BDpQdDjo/CaX5KD/pJcbPoSCysYUTL LDctYge0lHb+moaB6kTX+Jfls6XPaek0KW33H59c/4tOvc3nRzDDeaNEotgKbDBoFvv0R+/FYb9I yx+iktjB3M57wcVwVUX4gL9yDQLZunUVUU2Uw9oen6fBwHpoB0tIRi/bzKgPKs75tYhWXdIK4HXe 0shjAnpLDBa44Ku3T2Sq4gq4DiqUmTsYQbx4J+HV/LODWoGvyaO0yizxve9p9qMzbv8g/j5tHA7E TUI79iARMTmzez5zGEG0aQLH/+B4zCJk2g714Q== ) ;; ADDITIONAL SECTION (13 records) a.nic.de. 172800 IN A 194.0.0.53 a.nic.de. 172800 IN AAAA 2001:678:2::53 f.nic.de. 172800 IN A 81.91.164.5 f.nic.de. 172800 IN AAAA 2a02:568:0:2::53 z.nic.de. 172800 IN A 194.246.96.1 z.nic.de. 172800 IN AAAA 2a02:568:fe02::de l.de.net. 172800 IN A 77.67.63.105 l.de.net. 172800 IN AAAA 2001:668:1f:11::105 n.de.net. 172800 IN A 194.146.107.6 n.de.net. 172800 IN AAAA 2001:67c:1011:1::53 s.de.net. 172800 IN A 195.243.137.26 s.de.net. 172800 IN AAAA 2003:8:14::53 ;; { "EDNS-VERSION": 0 }
	Found child zone de

	Checking DS between . and de
	Query to e.root-servers.net for de/DS
	Received 366 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 366 octets ;; HEADER SECTION ;; id = 61152 ;; 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) ;; de. IN DS ;; ANSWER SECTION (2 records) de. 86400 IN DS ( 26755 8 2 f341357809a5954311ccb82ade114c6c1d724a75c0395137aa3978035425e78d ) de. 86400 IN RRSIG ( DS 8 1 86400 20260528170000 20260515160000 54393 . efBP66O6EyyLQLzILiMe31BXCml/h7exRc1O1yIajFopt0BDpQdDjo/CaX5KD/pJcbPoSCysYUTL LDctYge0lHb+moaB6kTX+Jfls6XPaek0KW33H59c/4tOvc3nRzDDeaNEotgKbDBoFvv0R+/FYb9I yx+iktjB3M57wcVwVUX4gL9yDQLZunUVUU2Uw9oen6fBwHpoB0tIRi/bzKgPKs75tYhWXdIK4HXe 0shjAnpLDBa44Ku3T2Sq4gq4DiqUmTsYQbx4J+HV/LODWoGvyaO0yizxve9p9qMzbv8g/j5tHA7E TUI79iARMTmzez5zGEG0aQLH/+B4zCJk2g714Q== ) ;; 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 20260528170000 20260515160000 54393 . efBP66O6EyyLQLzILiMe31BXCml/h7exRc1O1yIajFopt0BDpQdDjo/CaX5KD/pJcbPoSCysYUTL LDctYge0lHb+moaB6kTX+Jfls6XPaek0KW33H59c/4tOvc3nRzDDeaNEotgKbDBoFvv0R+/FYb9I yx+iktjB3M57wcVwVUX4gL9yDQLZunUVUU2Uw9oen6fBwHpoB0tIRi/bzKgPKs75tYhWXdIK4HXe 0shjAnpLDBa44Ku3T2Sq4gq4DiqUmTsYQbx4J+HV/LODWoGvyaO0yizxve9p9qMzbv8g/j5tHA7E TUI79iARMTmzez5zGEG0aQLH/+B4zCJk2g714Q== )`
	RRSIG=54393 and DNSKEY=54393 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 s.de.net for de/DNSKEY
	Received 745 bytes from 195.243.137.26
	;; Response received from [195.243.137.26] 745 octets ;; HEADER SECTION ;; id = 51687 ;; 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. 3600 IN DNSKEY ( 256 3 8 AwEAAbTe1PJi8EgIudNGb+KRTxBL2aCu5rXkZ+aIe/TC88pwRdrXYeXODp1ihZWFop5CrbWRBLrk /YUPBE8aBc6oJP+58dSkdMLYkjSkmvdvYx+zXnRLWlF2bapxvZxshATJDfGjGbCiWxKEOoyRx3Uh ICtHC+cUSddsEvzfacUcBb6n ) ; keytag 32911 de. 3600 IN DNSKEY ( 257 3 8 AwEAAbWUSd/QN9Ae543xzdiacY6qbjwtZ21QfmdgxRdm4Z7bjjHWy249uqxCyjjjoS4LDoRDKmj7 ElffMKvTWKE1qFKu0p8TUy4wyhX0M+m5FUjvQ3CiZMi+qY7GSHA5B+Zd73cidmnTeb3e8lso6jEs Xg05/VZ2AyAqWF6FexEIFxIqiwwLk4UP0BwZ17Ur3q1qx9VSbPMyHgQ9d6nHUN1EEJsTDA2v0vKu msUyp74ZanRZ/bB/6IzpaaZyr5BLF5pSCNdbRNjVmkwYD0993vm79LueyOeibsoHRc16jhALrIJo u1PFjdq7YQsYN0KtqRiJtaAfPprDBREpeamPuW/MnW0= ) ; keytag 26755 de. 3600 IN RRSIG ( DNSKEY 8 1 3600 20260525081821 20260511064821 26755 de. DKJffmGj1C4z82GGTur4H0sInq/G8xF/twdjlGScKP/hGMW5mgA3gvB4lcpXcMXMJTXqwg8P+Lqr mFkGHM0SlHwG5BmyWP5q6KpyJuck1NSzFXvIZmnMnv85uSOYMJ30Q06jAFlJ3EGD1vfA2ao4QQqN +FsSELnnnVtwrsg2Kn5JmKh7ITt/HVfW+JHXtO8dlYyWOhaFb5vDg6HzvwQ1tAy7KpCcR9ThBJAA I0ol+YymeBaXmqTcgwbFV5Zo+DMs/1RlQJVCJCcQ0wAwEGJa5R8ZXTojJP1FpTZVgoLzIqCeCEwX BSAAlVWUK8B1sCev1zPHYQuSBPPrGtA3E4qlgg== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for de
	`de. 3600 IN DNSKEY ( 256 3 8 AwEAAbTe1PJi8EgIudNGb+KRTxBL2aCu5rXkZ+aIe/TC88pwRdrXYeXODp1ihZWFop5CrbWRBLrk /YUPBE8aBc6oJP+58dSkdMLYkjSkmvdvYx+zXnRLWlF2bapxvZxshATJDfGjGbCiWxKEOoyRx3Uh ICtHC+cUSddsEvzfacUcBb6n ) ; keytag 32911`
	`de. 3600 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. 3600 IN RRSIG ( DNSKEY 8 1 3600 20260525081821 20260511064821 26755 de. DKJffmGj1C4z82GGTur4H0sInq/G8xF/twdjlGScKP/hGMW5mgA3gvB4lcpXcMXMJTXqwg8P+Lqr mFkGHM0SlHwG5BmyWP5q6KpyJuck1NSzFXvIZmnMnv85uSOYMJ30Q06jAFlJ3EGD1vfA2ao4QQqN +FsSELnnnVtwrsg2Kn5JmKh7ITt/HVfW+JHXtO8dlYyWOhaFb5vDg6HzvwQ1tAy7KpCcR9ThBJAA I0ol+YymeBaXmqTcgwbFV5Zo+DMs/1RlQJVCJCcQ0wAwEGJa5R8ZXTojJP1FpTZVgoLzIqCeCEwX BSAAlVWUK8B1sCev1zPHYQuSBPPrGtA3E4qlgg== )`
	RRSIG=26755 and DNSKEY=26755/SEP verifies the DNSKEY RRset
	DNSKEY=32911 is now in the chain-of-trust
	Query to n.de.net for tu-dresden.de/A
	Received 645 bytes from 194.146.107.6
	;; Response received from [194.146.107.6] 645 octets ;; HEADER SECTION ;; id = 14106 ;; 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 = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. tu-dresden.de. 86400 IN NS dns-3.dfn.de. a0d5d1p51kijsevll74k523htmq406bk.de. 7200 IN NSEC3 ( 1 1 0 - a0d5f6vetkd4he1ug3njgf20u4qmciaq NS SOA RRSIG DNSKEY NSEC3PARAM ) a0d5d1p51kijsevll74k523htmq406bk.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260525081821 20260511064821 32911 de. sQ+kG8jq3XTbb69L+UVLv0EcOvzkQ+MHTDwNkBdp+A1KfYZ6hOQ/kIbYJLEIh+/SL4EhxpnsdBGy SzENI1v4BDOHf7WcAnPfnA4f5HIJImCTpY/R8DaYDBxGT2lkIPdj/Ojkb2O+klcrkYxJdQTNszCd pOqfHurYw1yzIabrQLE= ) 45t3mgifp5gabkd9aht1rvs8u1gf7klc.de. 7200 IN NSEC3 ( 1 1 0 - 45t7ascsplui48khjlpsl5o9nks5uhq7 A RRSIG ) 45t3mgifp5gabkd9aht1rvs8u1gf7klc.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260525081821 20260511064821 32911 de. jm79cyWRsfOY5dMv7ygnKa8B7v2sbo9jzE3v0FaqqPENRLa7Tnl3KQ92M3Tt4DtyYE0Sb0PfwlYv n4hgobpLFDG7+xG8wBukBT/TkO23R0zoSJehBAQNp0D9gIduAOAcr20VuwpYNNcCdlAD7kuD8sCe JkY/aL5z0IB3iIfSmco= ) ;; ADDITIONAL SECTION (3 records) adns1.zih.tu-dresden.de. 86400 IN A 141.30.67.53 adns2.zih.tu-dresden.de. 86400 IN A 141.76.32.53 ;; { "EDNS-VERSION": 0 }
	Query to l.de.net for tu-dresden.de/DNSKEY
	Received 645 bytes from 77.67.63.105
	;; Response received from [77.67.63.105] 645 octets ;; HEADER SECTION ;; id = 18598 ;; 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 = 3 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1452, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (8 records) tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. tu-dresden.de. 86400 IN NS dns-3.dfn.de. a0d5d1p51kijsevll74k523htmq406bk.de. 7200 IN NSEC3 ( 1 1 0 - a0d5f6vetkd4he1ug3njgf20u4qmciaq NS SOA RRSIG DNSKEY NSEC3PARAM ) 45t3mgifp5gabkd9aht1rvs8u1gf7klc.de. 7200 IN NSEC3 ( 1 1 0 - 45t7ascsplui48khjlpsl5o9nks5uhq7 A RRSIG ) a0d5d1p51kijsevll74k523htmq406bk.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260525081821 20260511064821 32911 de. sQ+kG8jq3XTbb69L+UVLv0EcOvzkQ+MHTDwNkBdp+A1KfYZ6hOQ/kIbYJLEIh+/SL4EhxpnsdBGy SzENI1v4BDOHf7WcAnPfnA4f5HIJImCTpY/R8DaYDBxGT2lkIPdj/Ojkb2O+klcrkYxJdQTNszCd pOqfHurYw1yzIabrQLE= ) 45t3mgifp5gabkd9aht1rvs8u1gf7klc.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260525081821 20260511064821 32911 de. jm79cyWRsfOY5dMv7ygnKa8B7v2sbo9jzE3v0FaqqPENRLa7Tnl3KQ92M3Tt4DtyYE0Sb0PfwlYv n4hgobpLFDG7+xG8wBukBT/TkO23R0zoSJehBAQNp0D9gIduAOAcr20VuwpYNNcCdlAD7kuD8sCe JkY/aL5z0IB3iIfSmco= ) ;; ADDITIONAL SECTION (3 records) adns1.zih.tu-dresden.de. 86400 IN A 141.30.67.53 adns2.zih.tu-dresden.de. 86400 IN A 141.76.32.53 ;; { "EDNS-VERSION": 0 }
	Found child zone tu-dresden.de

tu-dresden.de

	Checking DS between de and tu-dresden.de
	Query to z.nic.de for tu-dresden.de/DS
	Received 754 bytes from 194.246.96.1
	;; Response received from [194.246.96.1] 754 octets ;; HEADER SECTION ;; id = 9793 ;; 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) ;; tu-dresden.de. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) a0d5d1p51kijsevll74k523htmq406bk.de. 7200 IN NSEC3 ( 1 1 0 - a0d5f6vetkd4he1ug3njgf20u4qmciaq NS SOA RRSIG DNSKEY NSEC3PARAM ) a0d5d1p51kijsevll74k523htmq406bk.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260525081821 20260511064821 32911 de. sQ+kG8jq3XTbb69L+UVLv0EcOvzkQ+MHTDwNkBdp+A1KfYZ6hOQ/kIbYJLEIh+/SL4EhxpnsdBGy SzENI1v4BDOHf7WcAnPfnA4f5HIJImCTpY/R8DaYDBxGT2lkIPdj/Ojkb2O+klcrkYxJdQTNszCd pOqfHurYw1yzIabrQLE= ) de. 7200 IN SOA ( f.nic.de. dns-operations.denic.de. 1778898746 ;serial 7200 ;refresh 7200 ;retry 3600000 ;expire 7200 ;minimum ) de. 7200 IN RRSIG ( SOA 8 1 86400 20260530023228 20260516010228 32911 de. T/REflEGu0MqpGS3D5Ox5HUROPUhNpbQMwuf9OEuuKg7Cen5k4hZ5vlfYc2disIQ0arU6/IExE3k 8KYF86nziJ714crjPvH5+7GoTNenOvpOTPzOpiyX/x7pXP00cQnwSZOZXdK1SepdIbqie2isFXeT q1TK0kkeizJ46yP3aCo= ) 45t3mgifp5gabkd9aht1rvs8u1gf7klc.de. 7200 IN NSEC3 ( 1 1 0 - 45t7ascsplui48khjlpsl5o9nks5uhq7 A RRSIG ) 45t3mgifp5gabkd9aht1rvs8u1gf7klc.de. 7200 IN RRSIG ( NSEC3 8 2 7200 20260525081821 20260511064821 32911 de. jm79cyWRsfOY5dMv7ygnKa8B7v2sbo9jzE3v0FaqqPENRLa7Tnl3KQ92M3Tt4DtyYE0Sb0PfwlYv n4hgobpLFDG7+xG8wBukBT/TkO23R0zoSJehBAQNp0D9gIduAOAcr20VuwpYNNcCdlAD7kuD8sCe JkY/aL5z0IB3iIfSmco= ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for tu-dresden.de in the de zone
	Query to adns1.zih.tu-dresden.de for tu-dresden.de/DNSKEY
	Received 112 bytes from 141.30.67.53
	;; Response received from [141.30.67.53] 112 octets ;; HEADER SECTION ;; id = 50718 ;; 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) ;; tu-dresden.de. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) tu-dresden.de. 1800 IN SOA ( pdns1.zih.tu-dresden.de. hostmaster.tu-dresden.de. 2026042100 ;serial 14400 ;refresh 1800 ;retry 2764800 ;expire 1800 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to dns-1.dfn.de for tu-dresden.de/A
	Received 146 bytes from 193.174.75.50
	;; Response received from [193.174.75.50] 146 octets ;; HEADER SECTION ;; id = 51636 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN A ;; ANSWER SECTION (1 record) tu-dresden.de. 3600 IN A 141.76.14.10 ;; AUTHORITY SECTION (4 records) tu-dresden.de. 86400 IN NS dns-3.dfn.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns-1.dfn.de is authoritative for tu-dresden.de
	Query to adns1.zih.tu-dresden.de for tu-dresden.de/SOA
	Received 198 bytes from 141.30.67.53
	;; Response received from [141.30.67.53] 198 octets ;; HEADER SECTION ;; id = 49353 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN SOA ;; ANSWER SECTION (1 record) tu-dresden.de. 86400 IN SOA ( pdns1.zih.tu-dresden.de. hostmaster.tu-dresden.de. 2026042100 ;serial 14400 ;refresh 1800 ;retry 2764800 ;expire 1800 ;minimum ) ;; AUTHORITY SECTION (4 records) tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-3.dfn.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to adns2.zih.tu-dresden.de for tu-dresden.de/SOA
	Received 198 bytes from 141.76.32.53
	;; Response received from [141.76.32.53] 198 octets ;; HEADER SECTION ;; id = 57481 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN SOA ;; ANSWER SECTION (1 record) tu-dresden.de. 86400 IN SOA ( pdns1.zih.tu-dresden.de. hostmaster.tu-dresden.de. 2026042100 ;serial 14400 ;refresh 1800 ;retry 2764800 ;expire 1800 ;minimum ) ;; AUTHORITY SECTION (4 records) tu-dresden.de. 86400 IN NS dns-3.dfn.de. tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns-3.dfn.de for tu-dresden.de/SOA
	Received 183 bytes from 193.174.75.58
	;; Response received from [193.174.75.58] 183 octets ;; HEADER SECTION ;; id = 61954 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN SOA ;; ANSWER SECTION (1 record) tu-dresden.de. 86400 IN SOA ( pdns1.zih.tu-dresden.de. hostmaster.tu-dresden.de. 2026042100 ;serial 14400 ;refresh 1800 ;retry 2764800 ;expire 1800 ;minimum ) ;; AUTHORITY SECTION (4 records) tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. tu-dresden.de. 86400 IN NS dns-3.dfn.de. tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Query to dns-1.dfn.de for tu-dresden.de/A
	tu-dresden.de A RR has value 141.76.14.10
	No RRSIGs found

tu-dresden.de

	Query to adns1.zih.tu-dresden.de for tu-dresden.de/A
	Received 161 bytes from 141.30.67.53
	;; Response received from [141.30.67.53] 161 octets ;; HEADER SECTION ;; id = 29979 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN A ;; ANSWER SECTION (1 record) tu-dresden.de. 3600 IN A 141.76.14.10 ;; AUTHORITY SECTION (4 records) tu-dresden.de. 86400 IN NS dns-1.dfn.de. tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-3.dfn.de. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns1.zih.tu-dresden.de is authoritative for tu-dresden.de
	Query to adns1.zih.tu-dresden.de for tu-dresden.de/A
	tu-dresden.de A RR has value 141.76.14.10
	No RRSIGs found

tu-dresden.de

	Query to adns2.zih.tu-dresden.de for tu-dresden.de/A
	Received 161 bytes from 141.76.32.53
	;; Response received from [141.76.32.53] 161 octets ;; HEADER SECTION ;; id = 26158 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN A ;; ANSWER SECTION (1 record) tu-dresden.de. 3600 IN A 141.76.14.10 ;; AUTHORITY SECTION (4 records) tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. tu-dresden.de. 86400 IN NS dns-3.dfn.de. tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	adns2.zih.tu-dresden.de is authoritative for tu-dresden.de
	Query to adns2.zih.tu-dresden.de for tu-dresden.de/A
	tu-dresden.de A RR has value 141.76.14.10
	No RRSIGs found

tu-dresden.de

	Query to dns-3.dfn.de for tu-dresden.de/A
	Received 146 bytes from 193.174.75.58
	;; Response received from [193.174.75.58] 146 octets ;; HEADER SECTION ;; id = 35234 ;; 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 = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; tu-dresden.de. IN A ;; ANSWER SECTION (1 record) tu-dresden.de. 3600 IN A 141.76.14.10 ;; AUTHORITY SECTION (4 records) tu-dresden.de. 86400 IN NS adns1.zih.tu-dresden.de. tu-dresden.de. 86400 IN NS dns-3.dfn.de. tu-dresden.de. 86400 IN NS dns-1.dfn.de. tu-dresden.de. 86400 IN NS adns2.zih.tu-dresden.de. ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	dns-3.dfn.de is authoritative for tu-dresden.de
	Query to dns-3.dfn.de for tu-dresden.de/A
	tu-dresden.de A RR has value 141.76.14.10
	No RRSIGs found

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