CF1760923853941-tsm20251017082432

MXLIST.NET - smtp.authentication.jp

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smtp.authentication.jp checked at 2025-10-20T01:30:53.927Z 411ms 28/28/28 100% R:12

smtp.authentication.jp

A61.209.239.4🇯🇵 Softbank Corp. (former Japan Telecom)
PTRsmtp-svc.bbss.co.jp

authentication.jp

MXsmtp.authentication.jp
NSns1.inetidc.jp
NSns2.inetidc.jp
A61.209.239.7🇯🇵 Softbank Corp. (former Japan Telecom)

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Starts with same word

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AI analysis

smtp.authentication.jp functions as a mail server for authentication.jp.

smtp.authentication.jp points to IP number: 61.209.239.4.

Other host names, for instance smtp-svc.bbss.co.jp share IP numbers with smtp.authentication.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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HjlFJoX CF johedugfp 2025-10-20