CF1763566950687-tsm20251116095642

MXLIST.NET - mail.r-book.jp

Search for IP or hostnames:

mail.r-book.jp checked at 2025-11-19T15:42:30.578Z 3096ms 28/28/28 100% R:12 allDone:true timedOut:false

mail.r-book.jp

A219.122.9.140🇯🇵 Equinix

r-book.jp

NSns1.o-netdns.com
NSns2.o-netdns.com
MXmail.r-book.jp
A119.75.231.137🇯🇵 Equinix

MX for

Starts with same word

Starts similarily

AI analysis

mail.r-book.jp acts as a mail server for r-book.jp.

mail.r-book.jp points to a single IP number: 219.122.9.140.

Other host names, for instance www.o-net.jp, mail.ld-dvd.co.jp, mail.ag-sv.jp, www.o-netdns.com and mail.dunloptennis.jp share IP numbers with mail.r-book.jp.

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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