CF1757282936337-tsm20250907181809

DNSWHOIS.INFO - 5.138.203.in-addr.arpa

Search for IP or hostnames:

5.138.203.in-addr.arpa checked at 2025-09-07T22:08:56.321Z 433ms 50/50/50 100% R:18

5.138.203.in-addr.arpa

NSns1.sphere.ad.jp
A2001:2c0:11:3::a01 🇯🇵 NTT PC Communications (InfoSphere)
PTRns1.sphere.ad.jp
A202.239.113.19🇯🇵 NTT PC Communications (InfoSphere)
PTRns1.sphere.ad.jp
NSns2.sphere.ad.jp
A2001:2c0:11:1::a02 🇯🇵 NTT PC Communications (InfoSphere)
PTRns2.sphere.ad.jp
A202.239.113.26🇯🇵 NTT PC Communications (InfoSphere)
PTRns2.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

The parent of 133.5.138.203.in-addr.arpa and 218.5.138.203.in-addr.arpa is 5.138.203.in-addr.arpa.

Two name servers, ns1.sphere.ad.jp and ns2.sphere.ad.jp, are assigned the delegation of 5.138.203.in-addr.arpa.

Other domains, such as 122.89.111.in-addr.arpa, signup2.arena.ne.jp, 56.89.111.in-addr.arpa, 112.153.210.in-addr.arpa, and 57.245.119.in-addr.arpa, share the same name server setup as 5.138.203.in-addr.arpa.

The domain 5.138.203.in-addr.arpa shares name servers, at least partially, with other domains such as tokushimashi-med.or.jp, oyg.ac.jp, plug-in.jp, e-mind.ne.jp, and 113.239.202.in-addr.arpa.

The name servers admin.hitwave.or.jp, penguin.kddnet.ad.jp, srv.hitachijoho.com, ns2.y2s.net, and ns.y2s.net are frequently utilized in conjunction.

ns1.sphere.ad.jp and ns2.sphere.ad.jp both point to two IP numbers each; 2001:2c0:11:3::a01, 202.239.113.19 for ns1.sphere.ad.jp and 2001:2c0:11:1::a02, 202.239.113.26 for ns2.sphere.ad.jp.

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

opOupYx CF johedugfp 2025-09-07