CF1762380585998-tsm20251105200708

DNSWHOIS.INFO - 123.21.1.in-addr.arpa

Search for IP or hostnames:

123.21.1.in-addr.arpa checked at 2025-11-05T22:09:45.985Z 857ms 42/42/42 100% R:21

123.21.1.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

123.21.1.in-addr.arpa is a parent of 234.123.21.1.in-addr.arpa, 220.123.21.1.in-addr.arpa, 233.123.21.1.in-addr.arpa, 2.123.21.1.in-addr.arpa, 187.123.21.1.in-addr.arpa and several other host names.

Delegation for 123.21.1.in-addr.arpa rests with two name servers, ns1.vectant.ne.jp and ns2.vectant.ne.jp.

123.21.1.in-addr.arpa shares the same name server setup as other domains, including 67.179.115.in-addr.arpa, 113.91.116.in-addr.arpa, 179.215.202.in-addr.arpa, 39.51.120.in-addr.arpa and 82.79.202.in-addr.arpa.

123.21.1.in-addr.arpa at least partially shares name servers with other domains, for instance sub128.148.91.116.in-addr.arpa, kyd.jp, sub32.227.146.210.in-addr.arpa, sub64.252.103.122.in-addr.arpa and 00a.56.170.210.in-addr.arpa.

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

Host names with one IP number: 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.
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