CF1757891799923-tsm20250914164358

WWW.RTSAK.COM - ip-21.open.pl

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ip-21.open.pl checked at 2025-09-14T23:16:39.894Z 145ms 99/99/99 100% R:15

ip-21.open.pl

CNAMEopen.pl
MXmx1.emailsrvr.com
A146.20.161.1🇺🇸 RACKSPACE-IAD
PTRmx1.emailsrvr.com
MXmx2.emailsrvr.com
A184.106.54.2🇺🇸 RACKSPACE-ORD
PTRmx2.emailsrvr.com
NSdns2.home.pl
A2001:8d8:fe:53:6870::2 🇩🇪 IONOS SE
PTRdns2.home.pl
A217.160.81.248🇩🇪 IONOS SE
PTRdns2.home.pl
NSdns3.home.pl
A2607:f1c0:fe:53:185:132:34:251 🇺🇸 IONOS-Anycast
PTRdns3.home.pl
A185.132.34.251🇩🇪 IONOS-Anycast
PTRdns3.home.pl
NSdns.home.pl
A2001:8d8:fe:53:6870::1 🇩🇪 IONOS SE
PTRdns.home.pl
A217.160.80.244🇩🇪 IONOS SE
PTRdns.home.pl
A162.159.136.54 Cloudflare
A162.159.137.54 Cloudflare

open.pl

MXmx1.emailsrvr.com
MXmx2.emailsrvr.com
NSdns2.home.pl
NSdns3.home.pl
NSdns.home.pl
A162.159.136.54 Cloudflare
A162.159.137.54 Cloudflare
rank #827882 globally
rank #6713 in the tld

AI analysis

There are two IP numbers that ip-21.open.pl points to: 162.159.136.54 and 162.159.137.54.

IP numbers are shared between ip-21.open.pl and other host names such as ueaticketbookings.co.uk, adpremier.fr, tntamiljob.in, www.hotspringworld.co.uk, and mo-residencesmuscat.com.

Three name servers, dns2.home.pl, dns3.home.pl, and dns.home.pl, are delegated for ip-21.open.pl.

The name servers of ip-21.open.pl are at least partially shared with other domains such as cloudserver079765.home.pl, vsop.home.pl, pietrzyccy-gabinet.pl, cloudserver058484.home.pl, and milkhydrosan.pl.

dns2.home.pl, 2001:8d8:fe:53:6870::2, and 217.160.81.248 are associated with each other.

dns3.home.pl, 2607:f1c0:fe:53:185:132:34:251, and 185.132.34.251 are linked together.

dns.home.pl, 2001:8d8:fe:53:6870::1, and 217.160.80.244 are connected as well.

The two mail servers, mx1.emailsrvr.com and mx2.emailsrvr.com, manage ip-21.open.pl.

Just like domains such as bergah.com, pliegomontes.com.mx, imiaweb.org, mottsil.com, and countrysquirewinery.com, ip-21.open.pl also shares the same mail server setup.

Domains such as 199-48-195-247.pogozone.net, alexandervalleyisp.com, dicksonbowl.com, rainbowcolumbia.com, and ntangle.com share some mail servers, at least partially, with ip-21.open.pl.

mx1.emailsrvr.com points to IP number: 146.20.161.1, while mx2.emailsrvr.com points to IP number: 184.106.54.2.

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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