CF1760300608197-tsm20251012143351

IPLIST.NET - forum.c4.cz

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forum.c4.cz checked at 2025-10-12T20:23:28.180Z 418ms 119/119/119 100% R:20

forum.c4.cz

MXmx.skok.cz
A2001:1528:181::76:183 🇨🇿 Casablanca INT a.s.
PTRmx3.skok.cz
A2001:1528:181::76:244 🇨🇿 Casablanca INT a.s.
PTRmx4.skok.cz
A2001:1528:181::223:67 🇨🇿 Casablanca INT a.s.
PTRmx2.skok.cz
A77.78.76.183🇨🇿 Casablanca INT a.s.
A77.78.76.244🇨🇿 Casablanca INT a.s.
A109.123.223.67🇨🇿 Casablanca INT a.s.
MXmxbackup.skok.cz
A2a01:430:36:1::253:129 🇨🇿 MasterDC
PTRmxbackup.skok.cz
A89.185.253.129🇨🇿 MasterDC
PTRmxbackup.skok.cz
NSns2.skok.cz
A2a01:430:36:1::253:3 🇨🇿 MasterDC
PTRns2.skok.cz
A89.185.253.3🇨🇿 MasterDC
PTRns2.skok.cz
NSns.skok.cz
A2001:1528:181::233:236 🇨🇿 Casablanca INT a.s.
PTRns.skok.cz
A81.0.233.236🇨🇿 Casablanca INT a.s.
NSns3.skokcz.eu
A2001:1528:1:64c0::223:114 🇨🇿 Casablanca INT a.s.
PTRns3.skokcz.eu
A109.123.223.114🇨🇿 Casablanca INT a.s.
A2001:1528:181::223:83 🇨🇿 Casablanca INT a.s.
PTRforum.c4.cz
A109.123.223.83🇨🇿 Casablanca INT a.s.

c4.cz

MXmx.skok.cz
MXmxbackup.skok.cz
NSns2.skok.cz
NSns.skok.cz
NSns3.skokcz.eu
A2001:1528:181::76:186 🇨🇿 Casablanca INT a.s.
A77.78.76.186🇨🇿 Casablanca INT a.s.

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AI analysis

forum.c4.cz resolves to two IP numbers: 2001:1528:181::223:83 and 109.123.223.83.

forum.c4.cz is delegated to three name servers: ns2.skok.cz, ns.skok.cz and ns3.skokcz.eu.

forum.c4.cz partially shares name servers with other domains; examples include euro-tech.cz, it-serv.cz, plon.cz, it-care.cz and alidal.cz.

Host names with two IP numbers:

ns2.skok.cz points to 2a01:430:36:1::253:3 and 89.185.253.3.

ns.skok.cz points to 2001:1528:181::233:236 and 81.0.233.236.

ns3.skokcz.eu points to 2001:1528:1:64c0::223:114 and 109.123.223.114.

forum.c4.cz is handled by two mail servers: mx.skok.cz and mxbackup.skok.cz.

forum.c4.cz has the same mail server setup as other domains, including mesi.cz, pageweb.cz, tropicalsun.cz, opendesign.cz and keriani.cz.

forum.c4.cz shares some mail servers with other domains, at least partially, such as sscg.cz, syteza.cz, vaculka.cz, starkoc.net and poradce-zelenausporam.cz.

Host names with six IP numbers:

Host mx.skok.cz points to: 2001:1528:181::76:183, 2001:1528:181::76:244, 2001:1528:181::223:67, 77.78.76.183, 77.78.76.244 and 109.123.223.67.

Host names with two IP numbers:

Host mxbackup.skok.cz points to: 2a01:430:36:1::253:129 and 89.185.253.129.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

JfsiCcO CF johedugfp 2025-10-12