DNSSEC Debugger

Domain Name:

Time: 2024-07-27 08:38:07 UTC

Analyzing DNSSEC problems for epfl.ch

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 l.root-servers.net for ./DNSKEY
	Received 864 bytes from 199.7.83.42
	;; Response received from [199.7.83.42] 864 octets ;; HEADER SECTION ;; id = 16102 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 3 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (3 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAdSiy6sslYrcZSGcuMEK4DtE8DZZY1A08kAsviAD49tocYO5m37AvIOyzeiKBWuPuJ4m9u5H onCM/ntxklZKYFyMftv8XoRwbiXdpSjfdpNHiMYTTV2oDUNMjdLFnF6HYSY48xrPbevQOYbAFGHp xqcXAQT0+BaBiAx3Ls6lXBQ3/hSVOprvDWJCQiI2OT+9+saKLddSIX6DwTVy0S5T4YY4EGg5R3c/ eKUb2/8XgKWUzlOIZsVAZZUSTKW0tX54ccAALO7Grvsx/NW62jc1xv6wWAXocOEVgB7+4Lzb7q9p 5o30+sYoGpOsKgFvMSy4oCZTQMQx2Sjd/NG2bMMw6nM= ) ; Key ID = 20038 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 20326 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20240811000000 20240721000000 20326 . oHsHLvNMC6b1tY+OF7BG9etZbZMixRQiBD6gzpzdD32m4l0Vdh6yO0vA6ECQ3PMHihplvZGlYgZc aow5WFWod7FGAufSncGrrX+55sXKn4I/cZhBfPYh3WCCI+H7Ug29tV81VkeHSJgVd3q5LfUVYkun Czoysi01iU48KefmKZAGqzPINkOwRJT76+lyrOzSVQWvYStWsR5EGSvPQ1/tJQXOIzaEzuDDFp50 2fCJqX9CK9LcjCeleXpeDfdH+7Kk1TqRMrRHt3ehRsqh4yuR5buq+p+lCsHht28vdgjADBehrqmb hv6MGoBE3QK+rW5xuHqlu3jRV15JBY3/NnDSyQ== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAdSiy6sslYrcZSGcuMEK4DtE8DZZY1A08kAsviAD49tocYO5m37AvIOyzeiKBWuPuJ4m9u5H onCM/ntxklZKYFyMftv8XoRwbiXdpSjfdpNHiMYTTV2oDUNMjdLFnF6HYSY48xrPbevQOYbAFGHp xqcXAQT0+BaBiAx3Ls6lXBQ3/hSVOprvDWJCQiI2OT+9+saKLddSIX6DwTVy0S5T4YY4EGg5R3c/ eKUb2/8XgKWUzlOIZsVAZZUSTKW0tX54ccAALO7Grvsx/NW62jc1xv6wWAXocOEVgB7+4Lzb7q9p 5o30+sYoGpOsKgFvMSy4oCZTQMQx2Sjd/NG2bMMw6nM= ) ; Key ID = 20038`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; Key ID = 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 20240811000000 20240721000000 20326 . oHsHLvNMC6b1tY+OF7BG9etZbZMixRQiBD6gzpzdD32m4l0Vdh6yO0vA6ECQ3PMHihplvZGlYgZc aow5WFWod7FGAufSncGrrX+55sXKn4I/cZhBfPYh3WCCI+H7Ug29tV81VkeHSJgVd3q5LfUVYkun Czoysi01iU48KefmKZAGqzPINkOwRJT76+lyrOzSVQWvYStWsR5EGSvPQ1/tJQXOIzaEzuDDFp50 2fCJqX9CK9LcjCeleXpeDfdH+7Kk1TqRMrRHt3ehRsqh4yuR5buq+p+lCsHht28vdgjADBehrqmb hv6MGoBE3QK+rW5xuHqlu3jRV15JBY3/NnDSyQ== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=20038 is now in the chain-of-trust
	Query to d.root-servers.net for epfl.ch/A
	Received 675 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 675 octets ;; HEADER SECTION ;; id = 8136 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 11 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) ch. 172800 IN NS a.nic.ch. ch. 172800 IN NS b.nic.ch. ch. 172800 IN NS d.nic.ch. ch. 172800 IN NS e.nic.ch. ch. 172800 IN NS f.nic.ch. ch. 86400 IN DS ( 450 13 2 4994913d9ff4f0df95f08acdf1d66149d873368ff6c1836c64bdface62734fa2 ) ch. 86400 IN RRSIG ( DS 8 1 86400 20240809050000 20240727040000 20038 . jZd0GWnp4fhJ1slMgy8gQQfqvuS4Dp2IFTm08a4d+S++feILeKwJcZ/Ba9HayVOj+assiV260kn6 CxK64+W5Qtb/TL6kKI5v0B2oLdZ5pmCp8k8UJty5ygBLELxH2Me91ya6yhDxprgfijpuK8qEys0R DnDGO8WUDZv7syrmrbfPgiiIQBsMuNA6M0wUz7VJkx5sSgJmNi1IyRNC/NTAWBfRWbQ0MzOaN6DZ pzB5cLYZ0Lx4I5cpe22rxVwXmmC8d7V6IOIZWgBGKaGEM6h8DG/h/yAOuG+B1CF1KzIiLrr8w5r8 yTGtJ8yOJtqGgZMrxHqYDPzV8BJC6A77vC0O1A== ) ;; ADDITIONAL SECTION (11 records) a.nic.ch. 172800 IN A 130.59.31.41 b.nic.ch. 172800 IN A 130.59.31.43 d.nic.ch. 172800 IN A 194.0.25.39 e.nic.ch. 172800 IN A 194.0.17.1 f.nic.ch. 172800 IN A 194.146.106.10 a.nic.ch. 172800 IN AAAA 2001:620:0:ff::56 b.nic.ch. 172800 IN AAAA 2001:620:0:ff::58 d.nic.ch. 172800 IN AAAA 2001:678:20::39 e.nic.ch. 172800 IN AAAA 2001:678:3::1 f.nic.ch. 172800 IN AAAA 2001:67c:1010:2::53 ;; { "EDNS-VERSION": 0 }
	Query to d.root-servers.net for ch/DNSKEY
	Received 670 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 670 octets ;; HEADER SECTION ;; id = 15196 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 7 arcount = 11 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ch. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) ch. 172800 IN NS a.nic.ch. ch. 172800 IN NS b.nic.ch. ch. 172800 IN NS d.nic.ch. ch. 172800 IN NS e.nic.ch. ch. 172800 IN NS f.nic.ch. ch. 86400 IN DS ( 450 13 2 4994913d9ff4f0df95f08acdf1d66149d873368ff6c1836c64bdface62734fa2 ) ch. 86400 IN RRSIG ( DS 8 1 86400 20240809050000 20240727040000 20038 . jZd0GWnp4fhJ1slMgy8gQQfqvuS4Dp2IFTm08a4d+S++feILeKwJcZ/Ba9HayVOj+assiV260kn6 CxK64+W5Qtb/TL6kKI5v0B2oLdZ5pmCp8k8UJty5ygBLELxH2Me91ya6yhDxprgfijpuK8qEys0R DnDGO8WUDZv7syrmrbfPgiiIQBsMuNA6M0wUz7VJkx5sSgJmNi1IyRNC/NTAWBfRWbQ0MzOaN6DZ pzB5cLYZ0Lx4I5cpe22rxVwXmmC8d7V6IOIZWgBGKaGEM6h8DG/h/yAOuG+B1CF1KzIiLrr8w5r8 yTGtJ8yOJtqGgZMrxHqYDPzV8BJC6A77vC0O1A== ) ;; ADDITIONAL SECTION (11 records) a.nic.ch. 172800 IN A 130.59.31.41 b.nic.ch. 172800 IN A 130.59.31.43 d.nic.ch. 172800 IN A 194.0.25.39 e.nic.ch. 172800 IN A 194.0.17.1 f.nic.ch. 172800 IN A 194.146.106.10 a.nic.ch. 172800 IN AAAA 2001:620:0:ff::56 b.nic.ch. 172800 IN AAAA 2001:620:0:ff::58 d.nic.ch. 172800 IN AAAA 2001:678:20::39 e.nic.ch. 172800 IN AAAA 2001:678:3::1 f.nic.ch. 172800 IN AAAA 2001:67c:1010:2::53 ;; { "EDNS-VERSION": 0 }
	Found child zone ch

	Checking DS between . and ch
	Query to j.root-servers.net for ch/DS
	Received 366 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 366 octets ;; HEADER SECTION ;; id = 576 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 2 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ch. IN DS ;; ANSWER SECTION (2 records) ch. 86400 IN DS ( 450 13 2 4994913d9ff4f0df95f08acdf1d66149d873368ff6c1836c64bdface62734fa2 ) ch. 86400 IN RRSIG ( DS 8 1 86400 20240809050000 20240727040000 20038 . jZd0GWnp4fhJ1slMgy8gQQfqvuS4Dp2IFTm08a4d+S++feILeKwJcZ/Ba9HayVOj+assiV260kn6 CxK64+W5Qtb/TL6kKI5v0B2oLdZ5pmCp8k8UJty5ygBLELxH2Me91ya6yhDxprgfijpuK8qEys0R DnDGO8WUDZv7syrmrbfPgiiIQBsMuNA6M0wUz7VJkx5sSgJmNi1IyRNC/NTAWBfRWbQ0MzOaN6DZ pzB5cLYZ0Lx4I5cpe22rxVwXmmC8d7V6IOIZWgBGKaGEM6h8DG/h/yAOuG+B1CF1KzIiLrr8w5r8 yTGtJ8yOJtqGgZMrxHqYDPzV8BJC6A77vC0O1A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for ch in the . zone
	DS=450/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`ch. 86400 IN RRSIG ( DS 8 1 86400 20240809050000 20240727040000 20038 . jZd0GWnp4fhJ1slMgy8gQQfqvuS4Dp2IFTm08a4d+S++feILeKwJcZ/Ba9HayVOj+assiV260kn6 CxK64+W5Qtb/TL6kKI5v0B2oLdZ5pmCp8k8UJty5ygBLELxH2Me91ya6yhDxprgfijpuK8qEys0R DnDGO8WUDZv7syrmrbfPgiiIQBsMuNA6M0wUz7VJkx5sSgJmNi1IyRNC/NTAWBfRWbQ0MzOaN6DZ pzB5cLYZ0Lx4I5cpe22rxVwXmmC8d7V6IOIZWgBGKaGEM6h8DG/h/yAOuG+B1CF1KzIiLrr8w5r8 yTGtJ8yOJtqGgZMrxHqYDPzV8BJC6A77vC0O1A== )`
	RRSIG=20038 and DNSKEY=20038 verifies the DS RRset
	DS=450/SHA-256 is now in the chain-of-trust
	`ch. 86400 IN DS ( 450 13 2 4994913d9ff4f0df95f08acdf1d66149d873368ff6c1836c64bdface62734fa2 )`
	Query to b.nic.ch for ch/DNSKEY
	Received 369 bytes from 130.59.31.43
	;; Response received from [130.59.31.43] 369 octets ;; HEADER SECTION ;; id = 39261 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 4 nscount = 0 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; ch. IN DNSKEY ;; ANSWER SECTION (4 records) ch. 86400 IN DNSKEY ( 257 3 13 X9G00h5by86dkmMZE7PD2dVzSCGFyiTDpgVh61isB0sA/tohdssa+399tXmXjfltYa4A2LmltIms rxVENcL7XA== ) ; Key ID = 450 ch. 86400 IN DNSKEY ( 256 3 13 R8jRDDXEAxtwHxznVs+UllOiWskuoBYwqi6+ofnW+ilMAm2OktCay+eXqe63RzpFl+1CmLZIfDfh R1GW0+Q1AA== ) ; Key ID = 53572 ch. 86400 IN DNSKEY ( 256 3 13 i70ImE/131Mspc5Tq/NGx/rGNmt297jSwT68WIGR7alb7Y+VjtioNvT44GcSNb5FI19pGebHjBOa fv1/bMW91Q== ) ; Key ID = 36234 ch. 86400 IN RRSIG ( DNSKEY 13 1 86400 20240906100909 20240722090909 450 ch. rEJdxiCig21Im6FXqlcgGOo6n/NvsesQJtsYjPrtJAu5B0qGpdMS3s/SwNIBDfqgaEGcGkgmdKji yWurq9HyAA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 3 DNSKEY records for ch
	`ch. 86400 IN DNSKEY ( 257 3 13 X9G00h5by86dkmMZE7PD2dVzSCGFyiTDpgVh61isB0sA/tohdssa+399tXmXjfltYa4A2LmltIms rxVENcL7XA== ) ; Key ID = 450`
	`ch. 86400 IN DNSKEY ( 256 3 13 R8jRDDXEAxtwHxznVs+UllOiWskuoBYwqi6+ofnW+ilMAm2OktCay+eXqe63RzpFl+1CmLZIfDfh R1GW0+Q1AA== ) ; Key ID = 53572`
	`ch. 86400 IN DNSKEY ( 256 3 13 i70ImE/131Mspc5Tq/NGx/rGNmt297jSwT68WIGR7alb7Y+VjtioNvT44GcSNb5FI19pGebHjBOa fv1/bMW91Q== ) ; Key ID = 36234`
	DNSKEY=450/SEP is now in the chain-of-trust
	DS=450/SHA-256 verifies DNSKEY=450/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`ch. 86400 IN RRSIG ( DNSKEY 13 1 86400 20240906100909 20240722090909 450 ch. rEJdxiCig21Im6FXqlcgGOo6n/NvsesQJtsYjPrtJAu5B0qGpdMS3s/SwNIBDfqgaEGcGkgmdKji yWurq9HyAA== )`
	RRSIG=450 and DNSKEY=450/SEP verifies the DNSKEY RRset
	DNSKEY=53572 is now in the chain-of-trust
	DNSKEY=36234 is now in the chain-of-trust
	Query to e.nic.ch for epfl.ch/A
	Received 302 bytes from 194.0.17.1
	;; Response received from [194.0.17.1] 302 octets ;; HEADER SECTION ;; id = 61417 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 5 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) epfl.ch. 3600 IN NS stisun1.epfl.ch. epfl.ch. 3600 IN NS stisun2.epfl.ch. epfl.ch. 900 IN NSEC epfl-africa.ch. NS RRSIG NSEC epfl.ch. 900 IN RRSIG ( NSEC 13 2 900 20240817071327 20240718070142 53572 ch. xYQ4hip2Mc96pDgLBkVPH9r2g87F3isI7HMmXbLKDqgy9iPMOnfXi2Y3vp3cKZCijFgPJrPuLSQw 4J7TUqXeSA== ) ;; ADDITIONAL SECTION (5 records) stisun2.epfl.ch. 3600 IN A 128.178.15.7 stisun1.epfl.ch. 3600 IN A 128.178.15.8 stisun2.epfl.ch. 3600 IN AAAA 2001:620:618:10f:1:80b2:f07:1 stisun1.epfl.ch. 3600 IN AAAA 2001:620:618:10f:1:80b2:f08:1 ;; { "EDNS-VERSION": 0 }
	Query to d.nic.ch for epfl.ch/DNSKEY
	Received 302 bytes from 194.0.25.39
	;; Response received from [194.0.25.39] 302 octets ;; HEADER SECTION ;; id = 36053 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 5 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1400, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) epfl.ch. 3600 IN NS stisun1.epfl.ch. epfl.ch. 3600 IN NS stisun2.epfl.ch. epfl.ch. 900 IN NSEC epfl-africa.ch. NS RRSIG NSEC epfl.ch. 900 IN RRSIG ( NSEC 13 2 900 20240817071327 20240718070142 53572 ch. xYQ4hip2Mc96pDgLBkVPH9r2g87F3isI7HMmXbLKDqgy9iPMOnfXi2Y3vp3cKZCijFgPJrPuLSQw 4J7TUqXeSA== ) ;; ADDITIONAL SECTION (5 records) stisun1.epfl.ch. 3600 IN A 128.178.15.8 stisun2.epfl.ch. 3600 IN A 128.178.15.7 stisun1.epfl.ch. 3600 IN AAAA 2001:620:618:10f:1:80b2:f08:1 stisun2.epfl.ch. 3600 IN AAAA 2001:620:618:10f:1:80b2:f07:1 ;; { "EDNS-VERSION": 0 }
	Found child zone epfl.ch

epfl.ch

	Checking DS between ch and epfl.ch
	Query to e.nic.ch for epfl.ch/DS
	Received 335 bytes from 194.0.17.1
	;; Response received from [194.0.17.1] 335 octets ;; HEADER SECTION ;; id = 8877 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 4 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (4 records) ch. 900 IN SOA ( a.nic.ch. dns-operation.switch.ch. 2024072710 ;serial 900 ;refresh 600 ;retry 1209600 ;expire 900 ;minimum ) ch. 900 IN RRSIG ( SOA 13 1 900 20240826073258 20240727070142 53572 ch. hNOvGwUTdAM51+4nAbWGNVCwglkq859+BDsqFTmOCqhmpG3W0OSkeumhfwrpamTLh2+OmddVTGRT xQNIiiEbDw== ) epfl.ch. 900 IN NSEC epfl-africa.ch. NS RRSIG NSEC epfl.ch. 900 IN RRSIG ( NSEC 13 2 900 20240817071327 20240718070142 53572 ch. xYQ4hip2Mc96pDgLBkVPH9r2g87F3isI7HMmXbLKDqgy9iPMOnfXi2Y3vp3cKZCijFgPJrPuLSQw 4J7TUqXeSA== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for epfl.ch in the ch zone
	Query to stisun2.epfl.ch for epfl.ch/DNSKEY
	Received 90 bytes from 128.178.15.7
	;; Response received from [128.178.15.7] 90 octets ;; HEADER SECTION ;; id = 63387 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 0 nscount = 1 arcount = 1 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) epfl.ch. 3600 IN SOA ( stisun1.epfl.ch. dnsmaster.epfl.ch. 79350245 ;serial 900 ;refresh 450 ;retry 3600000 ;expire 3600 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to stisun2.epfl.ch for epfl.ch/A
	Received 184 bytes from 128.178.15.7
	;; Response received from [128.178.15.7] 184 octets ;; HEADER SECTION ;; id = 16851 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 2 arcount = 5 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN A ;; ANSWER SECTION (1 record) epfl.ch. 86400 IN A 128.178.222.83 ;; AUTHORITY SECTION (2 records) epfl.ch. 86400 IN NS stisun2.epfl.ch. epfl.ch. 86400 IN NS stisun1.epfl.ch. ;; ADDITIONAL SECTION (5 records) stisun1.epfl.ch. 86400 IN A 128.178.15.8 stisun2.epfl.ch. 86400 IN A 128.178.15.7 stisun1.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f08:1 stisun2.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f07:1 ;; { "EDNS-VERSION": 0 }
	stisun2.epfl.ch is authoritative for epfl.ch
	Query to stisun1.epfl.ch for epfl.ch/SOA
	Received 214 bytes from 128.178.15.8
	;; Response received from [128.178.15.8] 214 octets ;; HEADER SECTION ;; id = 50570 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 2 arcount = 5 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN SOA ;; ANSWER SECTION (1 record) epfl.ch. 86400 IN SOA ( stisun1.epfl.ch. dnsmaster.epfl.ch. 79350245 ;serial 900 ;refresh 450 ;retry 3600000 ;expire 3600 ;minimum ) ;; AUTHORITY SECTION (2 records) epfl.ch. 86400 IN NS stisun2.epfl.ch. epfl.ch. 86400 IN NS stisun1.epfl.ch. ;; ADDITIONAL SECTION (5 records) stisun1.epfl.ch. 86400 IN A 128.178.15.8 stisun2.epfl.ch. 86400 IN A 128.178.15.7 stisun1.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f08:1 stisun2.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f07:1 ;; { "EDNS-VERSION": 0 }
	Query to stisun2.epfl.ch for epfl.ch/A
	Received 184 bytes from 128.178.15.7
	;; Response received from [128.178.15.7] 184 octets ;; HEADER SECTION ;; id = 32564 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 2 arcount = 5 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN A ;; ANSWER SECTION (1 record) epfl.ch. 86400 IN A 128.178.222.83 ;; AUTHORITY SECTION (2 records) epfl.ch. 86400 IN NS stisun2.epfl.ch. epfl.ch. 86400 IN NS stisun1.epfl.ch. ;; ADDITIONAL SECTION (5 records) stisun1.epfl.ch. 86400 IN A 128.178.15.8 stisun2.epfl.ch. 86400 IN A 128.178.15.7 stisun1.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f08:1 stisun2.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f07:1 ;; { "EDNS-VERSION": 0 }
	epfl.ch A RR has value 128.178.222.83
	No RRSIGs found

epfl.ch

	Query to stisun1.epfl.ch for epfl.ch/A
	Received 184 bytes from 128.178.15.8
	;; Response received from [128.178.15.8] 184 octets ;; HEADER SECTION ;; id = 59780 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 2 arcount = 5 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN A ;; ANSWER SECTION (1 record) epfl.ch. 86400 IN A 128.178.222.83 ;; AUTHORITY SECTION (2 records) epfl.ch. 86400 IN NS stisun1.epfl.ch. epfl.ch. 86400 IN NS stisun2.epfl.ch. ;; ADDITIONAL SECTION (5 records) stisun1.epfl.ch. 86400 IN A 128.178.15.8 stisun2.epfl.ch. 86400 IN A 128.178.15.7 stisun1.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f08:1 stisun2.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f07:1 ;; { "EDNS-VERSION": 0 }
	stisun1.epfl.ch is authoritative for epfl.ch
	Query to stisun1.epfl.ch for epfl.ch/A
	Received 184 bytes from 128.178.15.8
	;; Response received from [128.178.15.8] 184 octets ;; HEADER SECTION ;; id = 57990 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; qdcount = 1 ancount = 1 nscount = 2 arcount = 5 ;; do = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; epfl.ch. IN A ;; ANSWER SECTION (1 record) epfl.ch. 86400 IN A 128.178.222.83 ;; AUTHORITY SECTION (2 records) epfl.ch. 86400 IN NS stisun1.epfl.ch. epfl.ch. 86400 IN NS stisun2.epfl.ch. ;; ADDITIONAL SECTION (5 records) stisun1.epfl.ch. 86400 IN A 128.178.15.8 stisun2.epfl.ch. 86400 IN A 128.178.15.7 stisun1.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f08:1 stisun2.epfl.ch. 86400 IN AAAA 2001:620:618:10f:1:80b2:f07:1 ;; { "EDNS-VERSION": 0 }
	epfl.ch A RR has value 128.178.222.83
	No RRSIGs found

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