DNSWHOIS.INFO - ext-dns-1.cern.ch

Search for IP or hostnames:

ext-dns-1.cern.ch checked at 2025-09-06T09:17:54.547Z 61ms 37/37/37 100% R:8

`ext-dns-1.cern.ch`

A	2001:1458:1:1::5 ^{🇨🇭 CERN}
		PTR	`ext-dns-1.cern.ch`
A	192.65.187.5^{🇨🇭 CERN}
		PTR	`ext-dns-1.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
`5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.0.0.1.0.0.0.8.5.4.1.1.0.0.2.ip6.arpa`
`5.187.65.192.in-addr.arpa`

NS for
`hse.cern`
`189.65.192.in-addr.arpa`
`245.91.192.in-addr.arpa`
`192.65.192.in-addr.arpa`
`db-lb-162.cern.ch`
`indico-lb.cern.ch`
`db-lb-123.cern.ch`
`138.137.in-addr.arpa`
`drupal-apps-shard-1.cern.ch`
`157.16.192.in-addr.arpa`
`db-lb-139.cern.ch`
`184.188.in-addr.arpa`
`db-lb-185.cern.ch`
`indico-software.org`
`panda-lb.cern.ch`
`ipv6.cern.ch`
`239.91.192.in-addr.arpa`
`cernvm.cern`
`paas-apps-shard-tn.cern.ch`
`db-lb-k8s-106.cern.ch`
`lhcathome-upload.cern.ch`
`244.91.192.in-addr.arpa`
`web.cern.ch`
`box.cern.ch`
`zenodo.eu`
`183.65.192.in-addr.arpa`
`236.91.192.in-addr.arpa`
`185.188.in-addr.arpa`
`db-lb-137.cern.ch`
`paas-apps-shard-4.cern.ch`
`inspirelb.cern.ch`
`paas-apps-lb-1.cern.ch`
`paas-apps-lb-tn.cern.ch`
`158.16.192.in-addr.arpa`
`cms.cern`
`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`
`190.65.192.in-addr.arpa`
`cern.ch`
`db-lb-196.cern.ch`
`lhcathome.cern.ch`
`197.65.192.in-addr.arpa`
`paas-apps-lb-tncrit.cern.ch`
`165.16.192.in-addr.arpa`
`db-lb-122.cern.ch`
`visit.cern`
`zenodo.net`
`db-lb-129.cern.ch`
`isseg.eu`
`191.65.192.in-addr.arpa`
`db-lb-134.cern.ch`
`clear.cern`
`cixp.org`
`cernbox.cern.ch`
`piwiklb.cern.ch`
`cixp.ch`
`scienceinschool.org`
`243.91.192.in-addr.arpa`
`www.cern`
`188.65.192.in-addr.arpa`
`cixp.net`
`openlab.cern`
`linuxsoft.cern.ch`
`186.65.192.in-addr.arpa`
`184.65.192.in-addr.arpa`
`187.65.192.in-addr.arpa`
`getindico.com`
`160.16.192.in-addr.arpa`
`united-states.cern`
`stratum-one-lbp.cern.ch`
`its.cern.ch`
`webeos-apps-lb-1.cern.ch`
`141.128.in-addr.arpa`
`cmsdbfe.cern.ch`
`db-lb-145.cern.ch`
`voisins.cern`
`webeos-apps-shard-1.cern.ch`
`240.91.192.in-addr.arpa`
`arts.cern`
`drupal-apps-lb-1.cern.ch`
`cernvm-lb.cern.ch`
`paas-apps-shard-1.cern.ch`
`156.16.192.in-addr.arpa`
`ippog.org`
`careers.cern`
`invenio-software.org`
`cds-lb.cern.ch`
`142.128.in-addr.arpa`
`compass.cern`
`bigpanda-lb.cern.ch`
`kt.cern`
`paas-apps-shard-3.cern.ch`
`237.91.192.in-addr.arpa`
`atlas.cern`

AI analysis

Hundreds of domains including hse.cern, 189.65.192.in-addr.arpa, 245.91.192.in-addr.arpa, 192.65.192.in-addr.arpa, and db-lb-162.cern.ch utilize ext-dns-1.cern.ch as their name server.

Often, ext-dns-2.cern.ch and scsnms.switch.ch are utilized in conjunction with ext-dns-1.cern.ch as a name server.

ext-dns-1.cern.ch is configured to point to two IP addresses, namely 2001:1458:1:1::5 and 192.65.187.5.

dbq