WWW.RTSAK.COM - c.root-servers.org

Search for IP or hostnames:

c.root-servers.org checked at 2025-10-03T23:01:13.310Z 362ms 72/72/72 100% R:12

`c.root-servers.org`

NS	`auth1.dns.cogentco.com`
		A	2001:550:1:a::d ^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth1.dns.cogentco.com`
		A	66.28.0.14^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth1.dns.cogentco.com`
NS	`auth2.dns.cogentco.com`
		A	2001:550:1:b::d ^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth2.dns.cogentco.com`
		A	66.28.0.30^{🇺🇸 Cogent Communications, Inc.}
			PTR	`auth2.dns.cogentco.com`
A	2001:550:1:301::134 ^{🇺🇸 Cogent Communications, Inc.}
		PTR	`c.root-servers.org`
		PTR	`stats01-hhc.c.root-servers.org`
A	66.28.3.134^{🇺🇸 Cogent Communications, Inc.}
		PTR	`c.root-servers.org`
		PTR	`stats01-hhc.c.root-servers.org`

`root-servers.org`

	NS	`jokulsa.asbyrgi.net`
	NS	`a.icann-servers.net`
	NS	`ns.maxgigapop.net`
	NS	`ns-ext.isc.org`
	MX	`s2.root-servers.org`
	NS	`nnp.netnod.se`
	NS	`sec2.authdns.ripe.net`
	MX	`v1.h3.root-servers.org`
	A	2001:67c:2e8:25::c100:b17 ^{🇳🇱 RIPE NCC}
	A	193.0.11.23^{🇳🇱 RIPE NCC}

rank #131736 globally
rank #12025 in the tld

PTR for

134.3.28.66.in-addr.arpa

4.3.1.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.3.0.1.0.0.0.0.5.5.0.1.0.0.2.ip6.arpa

Up

stats01-hhc.c.root-servers.org

ord1b.c.root-servers.org

mad1b.c.root-servers.org

ord1a.c.root-servers.org

stats.c.root-servers.org

jfk1a.c.root-servers.org

Starts with same word

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c.akamaiedge-staging.net

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c.academy

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c.media

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Starts similarily

c.ai

c.zone

c.io

c.pl

c.pe

c.vg

c.ac

c.ki

c.cz

c.fo

c.tl

c.jl.cn

c.wiki

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c.ventures

c.tax

c.systems

c.org

c.ltd

c.cc

c.akamai.net

c.sv

c.house

c.ms

c.gg

c.fi

c.dating

c.x0.to

c.biz

c.bing

c.gov.au

c.au

c.holdings

c.wtf

c.com.mx

c.xen.prgmr.com

c.company

c.city

c.ph

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c.cl

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c.gd

c.hn

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c.fr

c.plus

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c.net.cn

c.is

c.fyi

c.black

c.gz.cn

c.cam

c.app

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c.vision

c.gold

c.je

c.me

c.com.pk

c.florist

c.madrid

c.sh

c.amsterdam

c.cr

c.gle

c.kg

c.care

c.help

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c.cx

c.citic

c.gl

c.vodka

c.co.uk

c.country

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c.uk

c.mom

c.credit

c.academy

c.ua

c.la

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c.media

c.vu

c.od.ua

c.cn

c.capital

c.co.il

c.akamaiedge-staging.net

c.fitness

c.co.nl

c.zip

AI analysis

c.root-servers.org is a parent of stats01-hhc.c.root-servers.org, ord1b.c.root-servers.org, mad1b.c.root-servers.org, ord1a.c.root-servers.org, stats.c.root-servers.org and a few other host names.

c.root-servers.org resolves to two IP numbers: 2001:550:1:301::134 and 66.28.3.134.

Other host names, such as stats01-hhc.c.root-servers.org, share IP numbers with c.root-servers.org.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle delegation for c.root-servers.org.

c.root-servers.org uses the same name server setup as other domains, for example catholiccommunications.org, 40.69.38.in-addr.arpa, 122.110.38.in-addr.arpa, 163.63.in-addr.arpa and 40.108.38.in-addr.arpa.

c.root-servers.org partially shares name servers with other domains; examples include esdallas.org, 218.160.192.in-addr.arpa, upsjob.fr, 237.41.209.in-addr.arpa and deutschlandradio-hoerfunkrat.de.

These name servers are commonly used alongside nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.vodafone-ip.de, ns2.vodafone-ip.de, pulsar2.hbci.com, pulsar3.hbci.com, pulsar.hbci.com and dns.luminet.net.

Host names with two IP numbers:

auth1.dns.cogentco.com points to: 2001:550:1:a::d and 66.28.0.14

auth2.dns.cogentco.com points to: 2001:550:1:b::d and 66.28.0.30

dbq