CF1762599181839-tsm20251105200708

MXLIST.NET - 21.68.5.in-addr.arpa

Search for IP or hostnames:

21.68.5.in-addr.arpa checked at 2025-11-08T10:53:01.802Z 142ms 42/42/42 100% R:13

21.68.5.in-addr.arpa

NSns0.isp.sky.com
A90.207.238.101🇬🇧 BSKYB-BROADBAND-AS
PTRns0.isp.sky.com
NSns1.isp.sky.com
A90.207.238.102🇬🇧 BSKYB-BROADBAND-AS
PTRns1.isp.sky.com

68.5.in-addr.arpa

NSns0.isp.sky.com
NSns1.isp.sky.com

Up

Starts with same word

Starts similarily

AI analysis

21.68.5.in-addr.arpa is the parent of 205.21.68.5.in-addr.arpa, 244.21.68.5.in-addr.arpa, 211.21.68.5.in-addr.arpa, 2.21.68.5.in-addr.arpa, 218.21.68.5.in-addr.arpa and several other host names.

21.68.5.in-addr.arpa's delegation is to two name servers ns0.isp.sky.com and ns1.isp.sky.com.

21.68.5.in-addr.arpa shares the same name server configuration as other domains, such as 98.71.5.in-addr.arpa, 85.222.2.in-addr.arpa, 95.70.5.in-addr.arpa, 100.71.5.in-addr.arpa and 113.127.2.in-addr.arpa.

21.68.5.in-addr.arpa at least partially shares its name servers with other domains, for instance skylearning.co.uk, skysports.hu, skymedia.co.uk, dogchecker.com and sky.tv.

these name servers are commonly used together with edns1.ultradns.biz, edns1.ultradns.com, edns1.ultradns.net and edns1.ultradns.org.

Host names with a single IP:

ns0.isp.sky.com resolves to 90.207.238.101.

ns1.isp.sky.com resolves to 90.207.238.102.

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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