CF1758289626212-tsm20250919110625

IPLIST.NET - 166.139.in-addr.arpa

Search for IP or hostnames:

166.139.in-addr.arpa checked at 2025-09-19T13:47:06.198Z 2803ms 42/42/42 100% R:21

166.139.in-addr.arpa

NSns0.nerc-keyworth.ac.uk
A192.171.184.1🇬🇧 Janet
PTRns0.nerc-keyworth.ac.uk
NSunixa.nerc-swindon.ac.uk
A192.171.170.1🇬🇧 Janet
PTRunixa.nerc-swindon.ac.uk
NSns1.noc.soton.ac.uk
A139.166.240.220🇬🇧 Janet
PTRns1.noc.soton.ac.uk

139.in-addr.arpa

NSr.arin.net
NSu.arin.net
NSx.arin.net
NSy.arin.net
NSz.arin.net
NSarin.authdns.ripe.net

Starts with same word

Starts similarily

AI analysis

166.139.in-addr.arpa is delegated to three name servers ns0.nerc-keyworth.ac.uk, unixa.nerc-swindon.ac.uk and ns1.noc.soton.ac.uk.

166.139.in-addr.arpa at least partially shares name servers with other domains, for instance 138.171.192.in-addr.arpa, arctic.ac.uk, 0.66.194.in-addr.arpa, nerc.ukri.org and ukri.org.

these name servers are often used together with bsuitsb.nerc-bas.ac.uk, ns2.ja.net, unixa.nerc-wallingford.ac.uk and ns3.ja.net.

Host names with one IP number: ns0.nerc-keyworth.ac.uk points to 192.171.184.1; unixa.nerc-swindon.ac.uk points to 192.171.170.1; ns1.noc.soton.ac.uk points to 139.166.240.220.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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