CF1757314981503-tsm20250907181809

DNSWHOIS.INFO - 187.138.203.in-addr.arpa

Search for IP or hostnames:

187.138.203.in-addr.arpa checked at 2025-09-08T07:03:01.458Z 489ms 39/39/39 100% R:12

187.138.203.in-addr.arpa

NSns3.sphere.ad.jp
A202.239.113.22🇯🇵 NTT PC Communications (InfoSphere)
PTRns3.sphere.ad.jp
NSns4.sphere.ad.jp
A202.239.113.30🇯🇵 NTT PC Communications (InfoSphere)
PTRns4.sphere.ad.jp

138.203.in-addr.arpa

NSa.dns.jp
NSb.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp

AI analysis

44.187.138.203.in-addr.arpa is a child of 187.138.203.in-addr.arpa.

Two name servers, ns3.sphere.ad.jp and ns4.sphere.ad.jp, are delegated to 187.138.203.in-addr.arpa.

The name server setup of 187.138.203.in-addr.arpa is shared with other domains such as t-zeirishi.jp, c-med.org, www.hams-jp.com, digibi.com, and hs.thyme2.arena.ne.jp.

The name servers of 187.138.203.in-addr.arpa are, at least in part, shared with other domains such as bone-design.com and nsd-inc.co.jp.

ns3.sphere.ad.jp and ns4.sphere.ad.jp both point to single IP addresses: 202.239.113.22 and 202.239.113.30, respectively.

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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bhDXVXT CF johedugfp 2025-09-08