isc.org | DNSViz

isc.org

Updated: 2026-01-27 09:31:48 UTC (7 days 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 20260215152414 20260125142414 37176 org. CYjYC0n2FUEiskXcRJwcEIBKPeSmVP/+ TFUqoE7EwBZCF3R098DD+Q4sfOM1svzS Ei9XFnKst5fsLzqbiyspT4J3YpwH7Qm6 eYXLsjuNPiU4Xxr7AKQvwrhzsiCfOsQL jUoaZBf+SIsuZohbg8qYlxsCXfx5665c fJiI4M9nA1k=	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	309	309	255	255	309	309
Response time (ms)				OK	87	87	86	83	85	82	252	359	85	84	84	86

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208135556 20260125133206 7250 isc.org. UsP0OgDdkeUg1CTXinF34g6FzKb/5EVY rmJiKvzDMwEBXQhpBsj7K+uhLA0TAMs8 wnn+dqVAPhHPO+caM0LoLw==	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	279	282	112	111	113	111	282	283	279	281

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208040748 20260125033603 27566 isc.org. dD0MFSnl6VnToj79tc8+ckXA2RIIa6Vk n0sS9MfcuS5Y/eZvgKqq0HUtHZ9UHW4N Aznw3AOzbfR8JUBNf8TV8A==	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	320	320	1019	1019	1052	1052	1052	1052	1052	1052
Response time (ms)				OK	109	101	8	8	4	1	133	136	160	154

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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	441	442	390	390	423	423	423	423	423	423
Response time (ms)				OK	228	232	48	46	180	179	133	142	229	231

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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	217	226	45	43	45	34	226	227	224	226

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208040748 20260125033603 27566 isc.org. x8qSNsWX0SU5eo4x+8m/avxsm82pdV2T Ld5AwX6QEEO7PNb3vRGxguie+sJdvJHt Npav0dIn7gED0KZ0pIkPCA==	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	8/6/6	8/6/5
Response size (bytes)				OK	922	922	1212	1224	1230	1226	1230	1226	1230	1226
Response time (ms)				OK	307	320	165	165	173	162	316	321	307	311

Responses for ayzlk.n2sya.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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
RR count (Answer/Authority/Additional)				OK	0/6/1	0/6/1	0/6/1	0/6/1	0/6/1	0/6/1	0/6/1	0/6/1	0/6/1	0/6/1
Response size (bytes)				OK	600	599	548	548	581	581	581	581	588	588
Response time (ms)				OK	238	242	55	53	55	51	240	247	239	241

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208040748 20260125033603 27566 isc.org. 2nUX8KLeiTHZvflt6y0gT2+5uE27N31g bXgKx1QcxiS+4yd0aB49+FxENGNKl4A8 FAfH4cAgqcGdWz7mSCqhug==	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	312	313	1234	1234	1164	1164	1164	1164	1164	1164
Response time (ms)				OK	257	269	98	94	98	73	268	273	258	258

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208040748 20260125033603 27566 isc.org. dD0MFSnl6VnToj79tc8+ckXA2RIIa6Vk n0sS9MfcuS5Y/eZvgKqq0HUtHZ9UHW4N Aznw3AOzbfR8JUBNf8TV8A==	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	320	320	1019	1019	1052	1052	1052	1052	1052	1052
Response time (ms)				OK	109	101	8	8	4	1	133	136	160	154

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208135556 20260125133206 7250 isc.org. ITNmjpbvWvBVN8yXGTH08xrXVN+eZ4QA ZnwdWa4okMB2O8DUd4IGtV7Nmh5gUFRr 1cm6QaWu7uJffJPiwdo3zg==	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	281	280	1202	1202	262	262	262	262	262	262
Response time (ms)				OK	247	251	64	58	70	57	249	251	249	249

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208040748 20260125033603 27566 isc.org. 6H2hzaB2ODOi8f/mJrCgjmEz+8buOJN8 P2xUJfxoV8mN7JWcqtRqEaEibOK+SlL4 9P5ykKzJUP3cXy8xjYEHHg==	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	249	1170	1170	1203	1203	1203	1203	1217	1217
Response time (ms)				OK	283	298	124	113	128	113	293	298	283	284

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208040748 20260125033603 27566 isc.org. LmJ/7MhGvSVvop6dP+Uao0ggAg4+7VSX slXM9+ehaQw39ElTDbsgKVWWcCY+lzcC CqW86nLKsStWj3c9gGoXVQ==	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	264	1186	1186	1219	1219	1219	1219	1219	1219
Response time (ms)				OK	109	106	13	9	17	1	131	138	158	168

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
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 20260208135556 20260125133206 7250 isc.org. lIujk9anbwIg9JDMWNtUh0r7yS2veeIf f2isS/j309jLIb7g/jlwHd5RhUwtvPsL heHqbCTg0WYJZvKQ7YJ5EA==	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	249	1170	1170	230	230	230	230	230	230
Response time (ms)				OK	302	305	156	148	156	148	305	306	303	304

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. (51.75.79.143)	ns3.isc.org. (2001:41d0:701:1100::2c92)
isc.org	7200	SOA	ns-int.isc.org. hostmaster.isc.org. 2025113525 7200 3600 24796800 3600	OK	Y	Y	Y	Y	Y	Y	Y	Y	Y	Y
	7200	RRSIG	SOA 13 2 7200 20260210081100 20260127071100 27566 isc.org. OMr9T9xiYjR5QbvbkxUkOhXv0dAcbZ/n QLL5iYZbFBXWCY4j2W99KqIcLfB9yvA6 jIZ7ZH2TSwUdMJiH8Lnk2w==	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	254	254	1176	1176	1209	1209	1209	1209	1209	1209
Response time (ms)				OK	339	353	187	187	182	182	134	138	342	347