WWW.RTSAK.COM - mail.koelstra.cz
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mail.koelstra.cz checked at 2025-11-19T01:06:37.918Z 1879ms 40/40/40 100% R:10 allDone:true timedOut:false mail.koelstra.cz
| A | 5.157.81.167🇳🇱 CLDIN-NL | ||||||
| PTR | vps01.fizzonlinemarketing.nl | ||||||
koelstra.cz
| MX | mail.koelstra.cz | ||||||
| MX | mx20.koelstra.cz | ||||||
| NS | guy.ns.cloudflare.com | ||||||
| NS | linda.ns.cloudflare.com | ||||||
| A | 2606:4700:3031::6815:3a02 🇺🇸 Cloudflare | ||||||
| A | 2606:4700:3035::ac43:c44b 🇺🇸 Cloudflare | ||||||
| A | 104.21.58.2 Cloudflare | ||||||
| A | 172.67.196.75🇺🇸 Cloudflare | ||||||
MX for
Starts with same word
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AI analysis
mail.koelstra.cz serves as the mail server for koelstra.cz.
mx20.koelstra.cz serves as a mail server, commonly paired with mail.koelstra.cz.
mail.koelstra.cz points to a single IP: 5.157.81.167.
Other host names, for instance mx20.koelstra.cz, mail.lumababy.fr and mail.lumababy.de share IP numbers with mail.koelstra.cz.
dbq