CF1761465879412-tsm20251024211356

DNSWHOIS.INFO - 136.21.81.in-addr.arpa

Search for IP or hostnames:

136.21.81.in-addr.arpa checked at 2025-10-26T08:04:39.397Z 578ms 54/54/54 100% R:17

136.21.81.in-addr.arpa

NSnsauth1.signet.nl
A2001:4cb8:0:7::53:1 🇳🇱 Signet B.V.
PTRnsauth1.signet.nl
A217.21.244.30🇳🇱 Signet B.V.
PTRnsauth1.signet.nl
NSnsauth2.signet.nl
A2001:4cb8:1:3::53:1 🇳🇱 Signet B.V.
PTRnsauth2.signet.nl
A78.108.128.30🇳🇱 Signet B.V.
PTRnsauth2.signet.nl
NSnsauth3.signet.nl
A2001:4cb8:0:70::53:1 🇳🇱 Signet B.V.
PTRnsauth3.signet.nl
A217.21.244.71🇳🇱 Signet B.V.
PTRnsauth3.signet.nl

21.81.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

136.21.81.in-addr.arpa is the parent of 128.136.21.81.in-addr.arpa, 6.136.21.81.in-addr.arpa, 8.136.21.81.in-addr.arpa, 9.136.21.81.in-addr.arpa, 40.136.21.81.in-addr.arpa and a few other host names.

136.21.81.in-addr.arpa is delegated to three name servers nsauth1.signet.nl, nsauth2.signet.nl and nsauth3.signet.nl.

136.21.81.in-addr.arpa at least partially shares name servers with other domains, for instance 242.255.80.in-addr.arpa, wlvoip.net, 166.223.31.in-addr.arpa, 41.30.81.in-addr.arpa and 244.255.80.in-addr.arpa.

Host names with two IP numbers:

nsauth1.signet.nl points to: 2001:4cb8:0:7::53:1 and 217.21.244.30.

nsauth2.signet.nl points to: 2001:4cb8:1:3::53:1 and 78.108.128.30.

nsauth3.signet.nl points to: 2001:4cb8:0:70::53:1 and 217.21.244.71.

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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SJVRwpg CF johedugfp 2025-10-26