CF1759643054713-tsm20251004101907

IPLIST.NET - 51.221.176.in-addr.arpa

Search for IP or hostnames:

51.221.176.in-addr.arpa checked at 2025-10-05T05:44:14.650Z 194ms 45/45/45 100% R:12

51.221.176.in-addr.arpa

NSns1.criticalcase.com
A212.112.64.5🇮🇹 Critical Case s.r.l
PTRns1.criticalcase.com
NSns2.criticalcase.com
A176.221.49.4🇮🇹 Critical Case s.r.l
PTRns2.criticalcase.com
NSns3.criticalcase.com
A212.112.88.7🇮🇹 Critical Case s.r.l
PTRns3.criticalcase.com

221.176.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

51.221.176.in-addr.arpa is a parent of 125.51.221.176.in-addr.arpa, 72.51.221.176.in-addr.arpa, 235.51.221.176.in-addr.arpa, 66.51.221.176.in-addr.arpa, 56.51.221.176.in-addr.arpa and a few other host names.

51.221.176.in-addr.arpa is delegated to three name servers: ns1.criticalcase.com, ns2.criticalcase.com and ns3.criticalcase.com.

51.221.176.in-addr.arpa at least partially shares name servers with other domains, for instance apexbysunglasshut.com, 122.233.109.in-addr.arpa, tdinformatica.it, enerteck.it and betacom.it.

these name servers are often used in conjunction with the name servers ns4.criticalcase.com.

Host names with a single IP:

ns1.criticalcase.com points to: 212.112.64.5.

ns2.criticalcase.com points to: 176.221.49.4.

ns3.criticalcase.com points to: 212.112.88.7.

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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