ROBTEX.COM - ext-dns-1.cern.ch
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ext-dns-1.cern.ch checked at 2025-12-01T04:36:48.558Z 85ms 37/37/37 100% R:9 allDone:true timedOut:false 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 #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".
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ext-dns-1.cern.ch serves as a name server 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 and hundreds of other domains.
ext-dns-2.cern.ch and scsnms.switch.ch are commonly used as name servers together with ext-dns-1.cern.ch.
ext-dns-1.cern.ch points to two IPs: 2001:1458:1:1::5 and 192.65.187.5.