isc.org | DNSViz

isc.org

Updated: 2026-03-13 16:58:36 UTC (1 day ago) Update now

DNS Server Responses

Responses for isc.org/DS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	a0.org.afilias-nst.info. (199.19.56.1)	a0.org.afilias-nst.info. (2001:500:e::1)	a2.org.afilias-nst.info. (199.249.112.1)	a2.org.afilias-nst.info. (2001:500:40::1)	c0.org.afilias-nst.info. (199.19.53.1)	c0.org.afilias-nst.info. (2001:500:b::1)	b0.org.afilias-nst.org. (199.19.54.1)	b0.org.afilias-nst.org. (2001:500:c::1)	b2.org.afilias-nst.org. (199.249.120.1)	b2.org.afilias-nst.org. (2001:500:48::1)	d0.org.afilias-nst.org. (199.19.57.1)	d0.org.afilias-nst.org. (2001:500:f::1)
isc.org	3600	DS	7250 13 2 a30b3f78b6dde9a4a9a2ad0c805518b4f49ec62e7d3f4531d33de697cda01cb2	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	3600	RRSIG	DS 8 2 3600 20260331182546 20260310172546 29805 org. K88H8gTQw2eqgzSpD5KBAiWkkWtuvvi+ 2squ0W74iuHZElUxOfxto3TS0vgJp3zD 6x2jXKZreGHZ2mOfPuGJ5KtkrxrkERm+ quH52ppznKD7SsIDaKlkMcoiKp7vFezy tOnkqAg1mFyWYT0Ud9KGt2P2EHT7cEZ5 8L2yEcUeWWQ=	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	309	309	255	255	309	309	308	309	255	255	309	309
Response time (ms)				OK	334	334	110	110	94	93	110	348	110	110	93	95

Responses for isc.org/DNSKEY

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	3600	DNSKEY	256 3 13 1CS+VQcRn4lGTK+b3wDjVO0hFDx4DV7s 3Q1Fwxuq9ahd255FRny4f4vdZOMMMxpb RH5Zhwoh/706IV0v9JwjlA== ; key tag = 27566 257 3 13 zEoOfseNFDM+E8spu7RR2Ar/GzFqAehe 4yapWLiv6McIUF6xmI5GcIQ3+uLAizS2 cNWHt6EArVj8ogjtrRXwfw== ; key tag = 7250	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	3600	RRSIG	DNSKEY 13 2 3600 20260325101644 20260311095035 7250 isc.org. lfk5AuVlLx7QxA2uaodDz88Se3kt4cEi Ca7tQH9Oe8O4Bw654ElYGX7NFxvCP+Ej Ct7D8f5fk2/rfiumE5SZ8Q==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1	3/0/1
Response size (bytes)				OK	361	360	309	309	342	342	342	342	342	342
Response time (ms)				OK	238	238	107	107	107	107	238	376	375	375

Responses for isc.org/NS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	7200	NS	ns.isc.afilias-nst.info. ns1.isc.org. ns2.isc.org. ns3.isc.org. nsp.dnsnode.net.	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	7200	RRSIG	NS 13 2 7200 20260325012128 20260311004409 27566 isc.org. ABZvzVUkMRDzXO8uMgTDSQI1w32IMx/9 R1Lv2ZtgY+Jz1USgEMkJYkxu6H+LvFoa IjM9MnNE6xmxzxEVdjV8vg==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	6/0/1	6/0/1	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13
Response size (bytes)				OK	321	321	1019	1019	1052	1052	1052	1052	1052	1052
Response time (ms)				OK	108	105	8	8	7	1	135	177	165	158

Responses for isc.org/NSEC3PARAM

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	442	442	390	390	423	423	423	423	423	423
Response time (ms)				OK	247	114	68	65	1	1	157	184	166	163

Responses for isc.org/CNAME

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	442	441	390	390	423	423	423	423	423	423
Response time (ms)				OK	260	249	83	82	82	84	248	342	352	355

Responses for isc.org/TXT

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	7200	TXT	"F8C4EB9011" "MS=2583E0E0DCCBF33EC6DAFF0B4BFBAF78FFCF7AD0" "google-site-verification=6v652rgkk_kI6Ky32iGdxqXjQ4_BAd5DYKsrnRXKUiE" "google-site-verification=grXE1SbXWNed6C5yQgI8fwxgucE0DppnbICbhZr9qG0" "google-site-verification=wg4m8dWi3XVPRYmtBoy6xSKp3juhxIWa6UdxjZkNQCg" "_globalsign-domain-verification=ckxXdoIq27XGYE4ATbBYQOBeV7PTJWRxYe-PXDyzMX" "v=spf1 a mx ip4:149.20.0.0/20 ip6:2001:04F8::0/32 ip6:2001:500:60::65/128 ip4:199.6.1.0/24 ip6:2001:500:6b:2::0/64 " "include:shops.shopify.com include:servers.mcsv.net include:_spf.salesforce.com " "include:spf-a.customercenter.net include:spf-b.customercenter.net include:spf-c.customercenter.net ~all"	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	7200	RRSIG	TXT 13 2 7200 20260325012128 20260311004409 27566 isc.org. r7JUm9Qi3sD3ZKCR94rDk78iirmFlq01 20ohiaP4ASioT5IDxnnli4Y7nZ+Yf4HQ ZVYs4n5MEACzgN2oI8v8NQ==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	8/0/1	8/0/1	8/6/3	8/6/3	8/6/6	8/6/5	8/6/6	8/6/5	8/6/5	8/6/6
Response size (bytes)				OK	921	922	1212	1224	1230	1226	1230	1226	1226	1230
Response time (ms)				OK	262	275	105	105	105	105	275	409	399	398

Responses for isc.org/AAAA

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	300	AAAA	2a04:4e42::729 2a04:4e42:200::729 2a04:4e42:400::729 2a04:4e42:600::729	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	300	RRSIG	AAAA 13 2 300 20260325012128 20260311004409 27566 isc.org. cbTq3V4a7WOyi7f9gwN83lcmM7G+rK5L C6sLABLftZST637qzrFULNIxJcG6ENLW /CnFZE+AqJtTUycNCBgQ/A==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	5/0/1	5/0/1	5/6/13	5/6/13	5/6/12	5/6/12	5/6/12	5/6/12	5/6/12	5/6/12
Response size (bytes)				OK	313	312	1234	1234	1164	1164	1164	1164	1164	1164
Response time (ms)				OK	239	125	101	99	107	95	239	360	359	350

Responses for isc.org/NS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	7200	NS	ns.isc.afilias-nst.info. ns1.isc.org. ns2.isc.org. ns3.isc.org. nsp.dnsnode.net.	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	7200	RRSIG	NS 13 2 7200 20260325012128 20260311004409 27566 isc.org. ABZvzVUkMRDzXO8uMgTDSQI1w32IMx/9 R1Lv2ZtgY+Jz1USgEMkJYkxu6H+LvFoa IjM9MnNE6xmxzxEVdjV8vg==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	6/0/1	6/0/1	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13	6/0/13
Response size (bytes)				OK	321	321	1019	1019	1052	1052	1052	1052	1052	1052
Response time (ms)				OK	108	105	8	8	7	1	135	177	165	158

Responses for isc.org/CDNSKEY

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	3600	CDNSKEY	257 3 13 zEoOfseNFDM+E8spu7RR2Ar/GzFqAehe 4yapWLiv6McIUF6xmI5GcIQ3+uLAizS2 cNWHt6EArVj8ogjtrRXwfw==	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	3600	RRSIG	CDNSKEY 13 2 3600 20260325101644 20260311095035 7250 isc.org. gaXTb25urUlc+T2zbhZmUFiC0O++xmOd nz7rNkzMDIosYHMa71LOLohhZhyW/gX5 kHCnHqwphOBmr09DxQIcmQ==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/6/13	2/6/13	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	280	281	1202	1202	262	262	262	262	262	262
Response time (ms)				OK	240	240	88	83	93	81	240	348	348	347

Responses for isc.org/MX

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	300	MX	5 mx.pao1.isc.org. 10 mx.ams1.isc.org.	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	300	RRSIG	MX 13 2 300 20260325012128 20260311004409 27566 isc.org. fF6ulKYFs16EStTT96AsdurxgAffz1KK U9TF9HHvJ5pgQyQ8QFlqFV88IhFiEQeb crXqMMH8VSJbR5wGna9N0w==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	3/0/1	3/0/1	3/6/13	3/6/13	3/6/13	3/6/13	3/6/13	3/6/13	3/6/13	3/6/13
Response size (bytes)				OK	248	248	1170	1170	1203	1203	1203	1203	1203	1203
Response time (ms)				OK	238	238	107	106	107	107	238	384	376	376

Responses for isc.org/A

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	300	A	151.101.2.217 151.101.66.217 151.101.130.217 151.101.194.217	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	300	RRSIG	A 13 2 300 20260325012128 20260311004409 27566 isc.org. uHKP9m08SPkR2NUiJJ6oiyGXUm6w/m3b 7Ih0RuN7pEjFOtT6W1NZzDyXkkdPPXdM KOlIg0Xtw3kwk835QvDr9A==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	5/0/1	5/0/1	5/6/13	5/6/13	5/6/13	5/6/13	5/6/13	5/6/13	5/6/13	5/6/13
Response size (bytes)				OK	265	265	1186	1186	1219	1219	1219	1219	1219	1219
Response time (ms)				OK	113	109	6	6	6	1	136	182	166	164

Responses for isc.org/CDS

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	3600	CDS	7250 13 2 a30b3f78b6dde9a4a9a2ad0c805518b4f49ec62e7d3f4531d33de697cda01cb2	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	3600	RRSIG	CDS 13 2 3600 20260325101644 20260311095035 7250 isc.org. djmWmMUopSfoA2ObC0lwXkEX2lzBgYUb jfRBpyjgnNH2RApzb2M4yiLAmWDYP0Dy 0tPoritS+OeQy98BWaGsyA==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/6/13	2/6/13	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1	2/0/1
Response size (bytes)				OK	248	248	1170	1170	230	230	230	230	230	230
Response time (ms)				OK	247	256	106	106	106	106	249	398	397	396

Responses for isc.org/SOA

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
isc.org	7200	SOA	ns-int.isc.org. hostmaster.isc.org. 2026030554 7200 3600 24796800 3600	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	7200	RRSIG	SOA 13 2 7200 20260327112035 20260313102035 27566 isc.org. VWA86qy8kucJhACvMPEA2Mq5liC0gtVT V/keWhlYDeER1MhmH94ZBB/sRW0unkuI iHgGW4dbbjgOBsqKx4qTNg==	VALID	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
RR count (Answer/Authority/Additional)				OK	2/0/1	2/0/1	2/6/13	2/6/13	2/6/13	2/6/13	2/6/13	2/6/13	2/6/13	2/6/13
Response size (bytes)				OK	255	254	1176	1176	1209	1209	1209	1209	1209	1209
Response time (ms)				OK	293	294	104	104	151	137	158	185	162	166

Responses for bvjhi.0tvsh.isc.org/A

Name	TTL	Type	Data	Status	Returned by
Name	TTL	Type	Data	Status	ns.isc.afilias-nst.info. (199.254.63.254)	ns.isc.afilias-nst.info. (2001:500:2c::254)	nsp.dnsnode.net. (194.58.198.32)	nsp.dnsnode.net. (2a01:3f1:3032::53)	ns1.isc.org. (149.20.2.26)	ns1.isc.org. (2001:500:6b:2::26)	ns2.isc.org. (199.6.1.52)	ns2.isc.org. (2001:500:60:d::52)	ns3.isc.org. (2001:41d0:701:1100::2c92)	ns3.isc.org. (51.75.79.143)
RR count (Answer/Authority/Additional)				OK	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1	0/4/1
Response size (bytes)				OK	453	453	402	402	435	435	435	435	435	435
Response time (ms)				OK	294	294	104	104	104	104	294	436	431	431