CF1759366382943-tsm20251001211114

IPLIST.NET - 40.138.203.in-addr.arpa

Search for IP or hostnames:

40.138.203.in-addr.arpa checked at 2025-10-02T00:53:02.912Z 779ms 50/50/50 100% R:15

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

The delegation for 40.138.203.in-addr.arpa is handled by three name servers: penguin.kddnet.ad.jp, ns1.sphere.ad.jp and ns2.sphere.ad.jp.

40.138.203.in-addr.arpa shares name servers with other domains at least partially, for example 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 alongside 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.

Host names with two IPs:

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

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

Host names with one IP:

Host name 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

EkdrjDD CF johedugfp 2025-10-02