CF1759378187079-tsm20251001211114

IPLIST.NET - 172.138.203.in-addr.arpa

Search for IP or hostnames:

172.138.203.in-addr.arpa checked at 2025-10-02T04:09:47.034Z 729ms 47/47/47 100% R:9

172.138.203.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

Starts with same word

Starts similarily

AI analysis

Two name servers ns1.sphere.ad.jp and ns2.sphere.ad.jp handle delegation for 172.138.203.in-addr.arpa.

172.138.203.in-addr.arpa uses the same name server setup as other domains, for example 106.194.61.in-addr.arpa, 117.194.61.in-addr.arpa, oita.nttpc.ne.jp, 202.33.1.in-addr.arpa and 90.212.202.in-addr.arpa.

172.138.203.in-addr.arpa partially shares name servers with other domains; examples include mdmt.jp, denyosha.co.jp, 63.138.203.in-addr.arpa, knpkk.com and sfc-niigata.co.jp.

These name servers are commonly used with admin.hitwave.or.jp, penguin.kddnet.ad.jp and hos07203.duskin.co.jp.

Host names with two IP numbers:

ns1.sphere.ad.jp points to: 2001:2c0:11:3::a01 and 202.239.113.19

ns2.sphere.ad.jp points to: 2001:2c0:11:1::a02 and 202.239.113.26

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

TVuzmJt CF johedugfp 2025-10-02