CF1763571297774-tsm20251116095642

DNSWHOIS.INFO - 138.243.202.in-addr.arpa

Search for IP or hostnames:

138.243.202.in-addr.arpa checked at 2025-11-19T16:54:57.753Z 459ms 42/42/42 100% R:18 allDone:true timedOut:false

138.243.202.in-addr.arpa

NSspins1.spins.usp.ac.jp
A202.243.128.99🇯🇵 SINET-AS
PTRspins1.spins.usp.ac.jp
NSspins2.spins.usp.ac.jp
A202.243.128.100🇯🇵 SINET-AS
PTRspins2.spins.usp.ac.jp

243.202.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

138.243.202.in-addr.arpa is parent of 67.138.243.202.in-addr.arpa.

138.243.202.in-addr.arpa's delegation is to two name servers spins1.spins.usp.ac.jp and spins2.spins.usp.ac.jp.

138.243.202.in-addr.arpa uses the same name server setup as other domains, including 137.243.202.in-addr.arpa, 140.243.202.in-addr.arpa, 136.243.202.in-addr.arpa and 128.243.202.in-addr.arpa.

138.243.202.in-addr.arpa at least partially shares its name servers with other domains, for instance mat.usp.ac.jp, spins.usp.ac.jp, mech.usp.ac.jp, usp.ac.jp and ses.usp.ac.jp.

These name servers are often used together with the name servers dns-x.sinet.ad.jp.

Host names with a single IP:

spins1.spins.usp.ac.jp resolves to 202.243.128.99.

spins2.spins.usp.ac.jp resolves to 202.243.128.100.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq