CF1761441255247-tsm20251024211356

DNSWHOIS.INFO - penguin1.cs.tsukuba.ac.jp

Search for IP or hostnames:

penguin1.cs.tsukuba.ac.jp checked at 2025-10-26T01:14:15.235Z 704ms 31/31/31 100% R:11

AI analysis

penguin1.cs.tsukuba.ac.jp serves as the name server for utvpn.tsukuba.ac.jp.

azami.cc.tsukuba.ac.jp, kasumi.cc.tsukuba.ac.jp and myouga.cc.tsukuba.ac.jp commonly serve as a name server alongside penguin1.cs.tsukuba.ac.jp.

penguin1.cs.tsukuba.ac.jp points to a single IP: 130.158.75.55.

Other host names, for instance softether23.cc.tsukuba.ac.jp, share IP numbers with penguin1.cs.tsukuba.ac.jp.

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

YLdwTbu CF johedugfp 2025-10-26