CF1762731085959-tsm20251109205412

MXLIST.NET - 100.77.243.221.in-addr.arpa

Search for IP or hostnames:

100.77.243.221.in-addr.arpa checked at 2025-11-09T23:31:25.946Z 263ms 16/16/16 100% R:13 allDone:true timedOut:false

100.77.243.221.in-addr.arpa

PTR221x243x77x100.ap221.ftth.ucom.ne.jp
A221.243.77.100🇯🇵 usen
PTR221x243x77x100.ap221.ftth.ucom.ne.jp

77.243.221.in-addr.arpa

NSns01.usen.ad.jp
NSns02.usen.ad.jp
NSns03.usen.ad.jp

Starts with same word

Starts similarily

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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