DNSWHOIS.INFO - ext-dns-2.cern.ch

Search for IP or hostnames:

ext-dns-2.cern.ch checked at 2025-09-06T09:17:20.272Z 58ms 37/37/37 100% R:9

`ext-dns-2.cern.ch`

A	2001:1458:1:2::100:85 ^{🇨🇭 CERN}
		PTR	`ext-dns-2.cern.ch`
A	192.91.245.85^{🇨🇭 CERN}
		PTR	`ext-dns-2.cern.ch`

`cern.ch`

	NS	`ext-dns-1.cern.ch`
	NS	`ext-dns-2.cern.ch`
	NS	`scsnms.switch.ch`
	MX	`cern-ch.mail.protection.outlook.com`
	A	2001:1458:d00:3c::100:2f9 ^{🇨🇭 CERN}
	A	188.184.77.250^{🇨🇭 CERN}

rank #1225 globally
rank #5 in the tld
This domain "cern.ch" refers to the official website of the European Organization for Nuclear Research, better known as CERN. Based in Switzerland, CERN is renowned for its cutting-edge research in particle physics, including the discovery of the Higgs boson particle. "CERN" stands for "Conseil Européen pour la Recherche Nucléaire," which translates to "European Council for Nuclear Research".

PTR for
`5.8.0.0.0.0.1.0.0.0.0.0.0.0.0.0.2.0.0.0.1.0.0.0.8.5.4.1.1.0.0.2.ip6.arpa`
`85.245.91.192.in-addr.arpa`

NS for
`desy.de`
`185.16.192.in-addr.arpa`
`126.83.195.in-addr.arpa`
`103.160.in-addr.arpa`
`lhcathome-upload.cern.ch`
`244.91.192.in-addr.arpa`
`web.cern.ch`
`ill.fr`
`box.cern.ch`
`zenodo.eu`
`87.48.193.in-addr.arpa`
`103.48.193.in-addr.arpa`
`183.65.192.in-addr.arpa`
`blissgarden.org`
`236.91.192.in-addr.arpa`
`107.48.193.in-addr.arpa`
`ill.eu`
`ibs.fr`
`6.148.in-addr.arpa`
`108.48.193.in-addr.arpa`
`185.188.in-addr.arpa`
`db-lb-137.cern.ch`
`paas-apps-shard-4.cern.ch`
`83.48.193.in-addr.arpa`
`atachcop.com`
`gpmb.org`
`186.16.192.in-addr.arpa`
`inspirelb.cern.ch`
`in2p3.fr`
`192.16.192.in-addr.arpa`
`paas-apps-lb-1.cern.ch`
`paas-apps-lb-tn.cern.ch`
`90.48.193.in-addr.arpa`
`81.48.193.in-addr.arpa`
`158.16.192.in-addr.arpa`
`isupportfordementia.com`
`healthmetricsnetwork.org`
`163.190.194.in-addr.arpa`
`cms.cern`
`ihep.su`
`isupportfordementia.net`
`europeanstrategy.cern`
`twikiai.cern.ch`
`getindico.io`
`cern.org`
`196.65.192.in-addr.arpa`
`lxplus.cern.ch`
`155.16.192.in-addr.arpa`
`testbox.cern.ch`
`db-lb-1236.cern.ch`
`home.cern`
`db-lb-131.cern.ch`
`193.65.192.in-addr.arpa`
`who.ch`
`esrf.fr`
`190.65.192.in-addr.arpa`
`91.48.193.in-addr.arpa`
`cern.ch`
`db-lb-196.cern.ch`
`lhcathome.cern.ch`
`197.65.192.in-addr.arpa`
`195.16.192.in-addr.arpa`
`paas-apps-lb-tncrit.cern.ch`
`165.16.192.in-addr.arpa`
`db-lb-122.cern.ch`
`egi.eu`
`visit.cern`
`199.16.192.in-addr.arpa`
`zenodo.net`
`isbg.fr`
`covid-19-response.org`
`kfki.hu`
`db-lb-129.cern.ch`
`isseg.eu`
`191.65.192.in-addr.arpa`
`theindependentpanel.org`
`db-lb-134.cern.ch`
`clear.cern`
`esrf.eu`
`cixp.org`
`cernbox.cern.ch`
`piwiklb.cern.ch`
`ifcs.ch`
`oms.org`
`nikhef.nl`
`cixp.ch`
`cr.cnaf.infn.it`
`86.48.193.in-addr.arpa`
`pmnch.org`
`scienceinschool.org`
`165.190.194.in-addr.arpa`
`243.91.192.in-addr.arpa`
`www.cern`
`69.70.192.in-addr.arpa`
`188.65.192.in-addr.arpa`
`cixp.net`
`88.48.193.in-addr.arpa`
`openlab.cern`
`linuxsoft.cern.ch`
`186.65.192.in-addr.arpa`

AI analysis

The name server for desy.de, 185.16.192.in-addr.arpa, 126.83.195.in-addr.arpa, 103.160.in-addr.arpa, lhcathome-upload.cern.ch, and several hundred other domains is ext-dns-2.cern.ch.

Together with ext-dns-2.cern.ch, ext-dns-1.cern.ch, scsnms.switch.ch, and ccpntc3.in2p3.fr are often utilized as name servers.

ext-dns-2.cern.ch points to two IP numbers: 2001:1458:1:2::100:85 and 192.91.245.85.

dbq