CF1760803098566-tsm20251017082432

WWW.RTSAK.COM - mail.koelstra.de

Search for IP or hostnames:

mail.koelstra.de checked at 2025-10-18T15:58:18.549Z 194ms 40/40/40 100% R:9

mail.koelstra.de

A91.198.106.56🇳🇱 CLDIN

koelstra.de

MXmail.koelstra.de
MXmx20.koelstra.de
NSguy.ns.cloudflare.com
NSlinda.ns.cloudflare.com
A2606:4700:3030::ac43:ca27 🇺🇸 Cloudflare
A2606:4700:3035::6815:2505 🇺🇸 Cloudflare
A104.21.37.5 Cloudflare
A172.67.202.39🇺🇸 Cloudflare

MX for

Starts with same word

Starts similarily

AI analysis

mail.koelstra.de serves as the mail server for koelstra.de.

mx20.koelstra.de commonly serves as a mail server together with mail.koelstra.de.

mail.koelstra.de points to a single IP: 91.198.106.56.

Other host names, for instance mail.simexpert.nl, mail.hpiracing.be, mail.bebejou.nl, mail.gr-technics.be and mail.chere.nl share IP numbers with mail.koelstra.de.

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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ytYXiYr CF johedugfp 2025-10-18