ROBTEX.COM - smtp.authentication.jp
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smtp.authentication.jp checked at 2025-12-17T09:19:10.882Z 2091ms 28/28/28 100% R:8 allDone:true timedOut:false smtp.authentication.jp
| A | 61.209.239.4🇯🇵 Softbank Corp. (former Japan Telecom) | ||||||
| PTR | smtp-svc.bbss.co.jp | ||||||
authentication.jp
| NS | ns-323.awsdns-40.com | ||||||
| MX | smtp.authentication.jp | ||||||
| NS | ns-693.awsdns-22.net | ||||||
| NS | ns-1245.awsdns-27.org | ||||||
| NS | ns-1706.awsdns-21.co.uk | ||||||
| A | 61.209.239.7🇯🇵 Softbank Corp. (former Japan Telecom) | ||||||
MX for
Starts with same word
Starts similarily
AI analysis
smtp.authentication.jp is the mail server for authentication.jp.
smtp.authentication.jp resolves to one IP number: 61.209.239.4.
Other host names, for instance smtp-svc.bbss.co.jp, share IP numbers with smtp.authentication.jp.