CF1760278259716-tsm20251012132122

WWW.ROBTEX.COM - 204.21.1.in-addr.arpa

Search for IP or hostnames:

204.21.1.in-addr.arpa checked at 2025-10-12T14:10:59.646Z 371ms 52/52/52 100% R:11

204.21.1.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

204.21.1.in-addr.arpa is a parent of 176.204.21.1.in-addr.arpa, 224.204.21.1.in-addr.arpa, 136.204.21.1.in-addr.arpa, 99.204.21.1.in-addr.arpa, 171.204.21.1.in-addr.arpa and a few other host names.

204.21.1.in-addr.arpa is delegated to two name servers: ns1.vectant.ne.jp and ns2.vectant.ne.jp.

204.21.1.in-addr.arpa shares the same name server setup as 80.247.220.fls.vectant.ne.jp, 0.179.115.in-addr.arpa, 148.3.36.in-addr.arpa, hiroshima.otk.vectant.ne.jp and 26.51.120.in-addr.arpa.

204.21.1.in-addr.arpa at least partially shares name servers with other domains, for instance 00i.242.215.202.in-addr.arpa, vectant.jp, nakapat.gr.jp, kyoto-ths.ed.jp and mywork.co.jp.

These name servers are commonly used together with ns1.i2ts.ne.jp, ns3.i2ts.ne.jp and ns3.vectant.ne.jp.

Host names with a single IP:

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

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