IPLIST.NET - cs.ucl.ac.uk

Search for IP or hostnames:

cs.ucl.ac.uk checked at 2025-09-20T21:02:11.757Z 255ms 80/80/80 100% R:21

`cs.ucl.ac.uk`

NS	`ns0.ja.net`
		A	2001:630:0:8::14 ^{🇬🇧 Janet}
			PTR	`ns0.ja.net`
		A	2001:630:0:9::14 ^{🇬🇧 Janet}
			PTR	`ns0.ja.net`
		A	128.86.1.20^{🇬🇧 Janet}
			PTR	`ns0.ja.net`
		A	193.63.94.20^{🇬🇧 Janet}
			PTR	`ns0.ja.net`
MX	`smtp-external-a.ucl.ac.uk`
		A	144.82.251.16^{🇬🇧 Janet}
			PTR	`smtp-external-a-01-01-195-d04-vip.ucl.ac.uk`
MX	`smtp-external-b.ucl.ac.uk`
		A	193.60.251.17^{🇬🇧 Janet}
			PTR	`smtp-external-b-01-01-195-d05-vip.ucl.ac.uk`
NS	`ns1.cs.ucl.ac.uk`
		A	128.16.5.32^{🇬🇧 Janet}
			PTR	`ns1.cs.ucl.ac.uk`

`ucl.ac.uk`

	NS	`ns2.ja.net`
	NS	`dns-ns0.ucl.ac.uk`
	NS	`dns-ns1.ucl.ac.uk`
	MX	`ucl-ac-uk.mail.protection.outlook.com`
	NS	`ns1.cs.ucl.ac.uk`
	A	144.82.250.24^{🇬🇧 Janet}

rank #675 globally
rank #21 in the tld
This domain name represents University College London (UCL), a public research university located in London, United Kingdom. It is part of the Russell Group, which represents 24 leading UK universities committed to maintaining the highest research and teaching standards. The domain is used for the university's official website which provides information about its courses, research, and services to students, staff, and the public.

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AI analysis

cs.ucl.ac.uk is a parent of aylesbury-w.cs.ucl.ac.uk, jnovales.cs.ucl.ac.uk, zimingxu.cs.ucl.ac.uk, ncourtois2.cs.ucl.ac.uk, kiritimati.cs.ucl.ac.uk and hundreds of other host names.

cs.ucl.ac.uk's delegation is to two name servers ns0.ja.net and ns1.cs.ucl.ac.uk.

cs.ucl.ac.uk at least partially shares its name servers with other domains, for instance 0.0.0.0.0.3.6.0.1.0.0.2.ip6.arpa, 233.143.in-addr.arpa, 30.5.192.in-addr.arpa, diamond.ac.uk and 108.63.193.in-addr.arpa.

These name servers are commonly used with ns4.ja.net, ns2.ja.net, ns3.ja.net, ns1.ja.net, haig.cs.ucl.ac.uk, dns-ns0.ucl.ac.uk, dns-ns1.ucl.ac.uk, relay.mod.uk, ns1.surfnet.nl and ns2.surfnet.nl.

Host names with four IP numbers:

ns0.ja.net points to: 2001:630:0:8::14, 2001:630:0:9::14, 128.86.1.20 and 193.63.94.20.

Host names with one IP number:

ns1.cs.ucl.ac.uk points to: 128.16.5.32.

Two mail servers smtp-external-a.ucl.ac.uk and smtp-external-b.ucl.ac.uk handle cs.ucl.ac.uk.

cs.ucl.ac.uk uses the same mail server setup as other domains such as bcc.ac.uk, casa.ucl.ac.uk, ctu.mrc.ac.uk, thebritishmuseum.info and ulo.ucl.ac.uk.

cs.ucl.ac.uk shares some mail servers with other domains at least partially, for example pc-ah.math.ucl.ac.uk.

Host names with a single IP:

smtp-external-a.ucl.ac.uk resolves to 144.82.251.16.

smtp-external-b.ucl.ac.uk resolves to 193.60.251.17.

dbq