CF1762962956626-tsm20251109205412

MXLIST.NET - 166.138.203.in-addr.arpa

Search for IP or hostnames:

166.138.203.in-addr.arpa checked at 2025-11-12T15:55:56.612Z 391ms 47/47/47 100% R:14 allDone:true timedOut:false

166.138.203.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

166.138.203.in-addr.arpa is delegated to two name servers: ns1.sphere.ad.jp and ns2.sphere.ad.jp.

166.138.203.in-addr.arpa uses the same name server setup as other domains such as 227.153.210.in-addr.arpa, 19.44.163.in-addr.arpa, 109.229.202.in-addr.arpa, 10.194.61.in-addr.arpa and 122.245.119.in-addr.arpa.

166.138.203.in-addr.arpa shares name servers with other domains at least partially, for example sub128.130.212.202.in-addr.arpa, ilbianco.net, 70.153.210.in-addr.arpa, wiwi-duskin.jp and nakatani-k.com.

These name servers are commonly used together with admin.hitwave.or.jp, dns-sa1.plala.or.jp, dns-sd1.plala.or.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.
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