CF1762261963558-tsm20251104080352

NSLIST.NET - smtp.opusweb.net

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smtp.opusweb.net checked at 2025-11-04T13:12:43.542Z 204ms 25/25/25 100% R:16

smtp.opusweb.net

A153.122.206.93🇯🇵 AS131921

opusweb.net

MXmx.opusweb.net
NSns3.shsvr.net
NSns4.shsvr.net
A153.122.205.49🇯🇵 AS131921

Starts with same word

Starts similarily

AI analysis

smtp.opusweb.net resolves to one IP number: 153.122.206.93.

other host names including smtp.sakai-med.com, smtp.kato-iin.com, mail.y-t-seikei.com, smtp.takara.net and smtp.ecosys.or.jp share IP numbers with smtp.opusweb.net.

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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