CF1760948660658-tsm20251017082432

MXLIST.NET - 40.138.203.in-addr.arpa

Search for IP or hostnames:

40.138.203.in-addr.arpa checked at 2025-10-20T08:24:20.645Z 436ms 50/50/50 100% R:17

40.138.203.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

Starts with same word

Starts similarily

AI analysis

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

40.138.203.in-addr.arpa at least partially shares name servers with other domains, including sub8.206.136.210.in-addr.arpa, 43.229.202.in-addr.arpa, 24.89.111.in-addr.arpa, sapporo.nttpc.ne.jp and sub120.72.136.210.in-addr.arpa.

These name servers are commonly used with dolphin.kddnet.ad.jp, admin.hitwave.or.jp, dns-sa1.plala.or.jp, dns-sd1.plala.or.jp, kddfuji.kddlabs.co.jp and tao.kddlabs.co.jp.

Hosts with two IPs:

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 with one IP:

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.
dbq

ICvstRW CF johedugfp 2025-10-20