MXLIST.NET - greybook.cern.ch

Search for IP or hostnames:

greybook.cern.ch checked at 2025-10-19T01:21:35.808Z 704ms 71/71/71 100% R:21

`greybook.cern.ch`

CNAME	`db-lb-1236.cern.ch`
NS	`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`
NS	`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`
A	2001:1458:d00:5e::156 ^{🇨🇭 CERN}
		PTR	`it-aw1011-v2.cern.ch`
A	137.138.92.156^{🇨🇭 CERN}
		PTR	`it-aw1011-v2.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".

Starts with same word

greybook.com

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gebrkooy.com

greybook.com

AI analysis

greybook.cern.ch points to two IP numbers: 2001:1458:d00:5e::156 and 137.138.92.156.

Other host names, for instance it-aw1011-v2.cern.ch, db-lb-139.cern.ch, db-lb-k8s-106.cern.ch, db-lb-1236.cern.ch and db-lb-131.cern.ch share IP numbers with greybook.cern.ch.

Delegation for greybook.cern.ch rests with two name servers, ext-dns-1.cern.ch and ext-dns-2.cern.ch.

greybook.cern.ch shares the same name server setup as other domains, including paas-apps-shard-tn.cern.ch, db-lb-k8s-106.cern.ch, lhcathome-upload.cern.ch, box.cern.ch and zenodo.eu.

greybook.cern.ch at least partially shares name servers with other domains, for instance e.0.3.5.0.6.6.0.1.0.0.2.ip6.arpa, 110.48.193.in-addr.arpa, desy.de, 185.16.192.in-addr.arpa and 126.83.195.in-addr.arpa.

These name servers are commonly used together with the name servers scsnms.switch.ch, ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, ns0.diamond.ac.uk, ns1.diamond.ac.uk, whqdns1.who.int, whqdns2.who.int, whqdns3.who.int, way.desy.de and ns.esrf.fr.

Host names with two IP numbers: ext-dns-1.cern.ch points to 2001:1458:1:1::5 and 192.65.187.5; ext-dns-2.cern.ch points to 2001:1458:1:2::100:85 and 192.91.245.85.

dbq