CF1759610376716-tsm20251004101907

WWW.RTSAK.COM - 71.138.203.in-addr.arpa

Search for IP or hostnames:

71.138.203.in-addr.arpa checked at 2025-10-04T20:39:36.702Z 375ms 53/53/53 100% R:17

71.138.203.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

71.138.203.in-addr.arpa is a parent of 246.71.138.203.in-addr.arpa, 211.71.138.203.in-addr.arpa, 229.71.138.203.in-addr.arpa, 78.71.138.203.in-addr.arpa, 66.71.138.203.in-addr.arpa and a few other host names.

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

71.138.203.in-addr.arpa at least partially shares name servers with other domains, including p-tokyo.nttpc.ne.jp, te-fukuoka.nttpc.ne.jp, 194.248.160.in-addr.arpa, m-hiroshima.nttpc.ne.jp and 40.229.202.in-addr.arpa.

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

uphFrMn CF johedugfp 2025-10-04