CF1759841600404-tsm20251005211530

IPLIST.NET - 203.21.1.in-addr.arpa

Search for IP or hostnames:

203.21.1.in-addr.arpa checked at 2025-10-07T12:53:20.366Z 627ms 42/42/42 100% R:16

203.21.1.in-addr.arpa

NSns1.vectant.ne.jp
A163.139.230.164🇯🇵 ARTERIA Networks Corporation (Vectant)
PTRns1.vectant.ne.jp
NSns2.vectant.ne.jp
A163.139.230.165🇯🇵 ARTERIA Networks Corporation (Vectant)
PTRns2.vectant.ne.jp

21.1.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

203.21.1.in-addr.arpa is the parent of 67.203.21.1.in-addr.arpa, 66.203.21.1.in-addr.arpa, 64.203.21.1.in-addr.arpa, 163.203.21.1.in-addr.arpa, 97.203.21.1.in-addr.arpa and a few other host names.

Two name servers ns1.vectant.ne.jp and ns2.vectant.ne.jp are delegated to 203.21.1.in-addr.arpa.

203.21.1.in-addr.arpa uses the same name server configuration as other domains, such as jenets.co.jp, 242.103.122.in-addr.arpa, 29.215.202.in-addr.arpa, 139.163.in-addr.arpa and 155.2.36.in-addr.arpa.

203.21.1.in-addr.arpa at least partially shares name servers with other domains such as 37.180.202.in-addr.arpa, 00a.249.131.210.in-addr.arpa, naito-f.or.jp, matsumura-oil.co.jp and community-info.jp.

These name servers are commonly used with ax02.itplugin.net and ax03.itplugin.net.

Host names with a single IP address:

ns1.vectant.ne.jp points to 163.139.230.164

ns2.vectant.ne.jp points to 163.139.230.165

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

ybMmQLp CF johedugfp 2025-10-07