CF1762711970812-tsm20251109131225

IPLIST.NET - smtp.tsg4u.jp

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smtp.tsg4u.jp checked at 2025-11-09T18:12:50.795Z 445ms 28/28/28 100% R:13 allDone:true timedOut:false

smtp.tsg4u.jp

A164.70.64.72🇯🇵 InfoSphere
PTR164-70-64-72.indigo.static.arena.ne.jp

tsg4u.jp

NSns1.tsg4u.jp
NSns2.tsg4u.jp
NSns3.tsg4u.jp
NSns5.tsg4u.jp
NSns.tsg4u.jp
MXsmtp.tsg4u.jp
A164.70.100.198🇯🇵 InfoSphere

MX for

Starts with same word

Starts similarily

AI analysis

smtp.tsg4u.jp serves as the mail server for tsg4u.jp.

smtp.tsg4u.jp points to a single IP: 164.70.64.72.

Other host names such as es1.tsg4u.jp and ns1.tsg4u.jp share IP numbers with smtp.tsg4u.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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