CF1763418388164-tsm20251116095642

IPLIST.NET - 66.138.203.in-addr.arpa

Search for IP or hostnames:

66.138.203.in-addr.arpa checked at 2025-11-17T22:26:27.936Z 1506ms 53/53/53 100% R:9 allDone:true timedOut:false

66.138.203.in-addr.arpa

NSpenguin.kddnet.ad.jp
A210.132.91.129🇯🇵 KDDI
PTRpenguin.kddnet.ad.jp
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

Up

Starts with same word

Starts similarily

AI analysis

66.138.203.in-addr.arpa is a parent of 164.66.138.203.in-addr.arpa.

66.138.203.in-addr.arpa is delegated to three name servers: penguin.kddnet.ad.jp, ns1.sphere.ad.jp and ns2.sphere.ad.jp.

At least part of the name servers for 66.138.203.in-addr.arpa are shared with other domains, for instance jisnet.jp, hokukei.or.jp, 126.89.111.in-addr.arpa, dammers.org and mastersone.org.

These name servers are commonly used with dolphin.kddnet.ad.jp, admin.hitwave.or.jp, kddfuji.kddlabs.co.jp and tao.kddlabs.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

Host names with one IP number:

penguin.kddnet.ad.jp points to: 210.132.91.129

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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