CF1757158975864-tsm20250906081701

WWW.RTSAK.COM - is.cz

Search for IP or hostnames:

is.cz checked at 2025-09-06T11:42:55.836Z 322ms 84/84/84 100% R:21

is.cz

NSns.forpsi.cz
A2001:15e8:201:1::d1b9 🇨🇿 INTERNET CZ
PTRns.forpsi.cz
A81.2.209.185🇨🇿 INTERNET CZ
PTRns.forpsi.cz
NSns.forpsi.it
A2a00:6d41:2:1::5 🇮🇹 Aruba
PTRns.forpsi.it
A95.110.254.165🇮🇹 Aruba
PTRns.forpsi.it
NSns.forpsi.net
A2001:15e8:101:1::c282 🇨🇿 INTERNET CZ
PTRns.forpsi.net
A81.2.194.130🇨🇿 INTERNET CZ
PTRns.forpsi.net
MX544d1f628855e989.mx1.emailprofi.seznam.cz
A2a02:598:2::1056 🇨🇿 Seznam.cz, a.s.
PTRwildcard.mx1.emailprofi.seznam.cz
A77.75.77.56🇨🇿 Seznam.cz, a.s.
PTRwildcard.mx1.emailprofi.seznam.cz
MX544d1f628855e989.mx2.emailprofi.seznam.cz
A2a02:598:2::1146 🇨🇿 Seznam.cz, a.s.
PTRwildcard.mx2.emailprofi.seznam.cz
A77.75.77.146🇨🇿 Seznam.cz, a.s.
PTRwildcard.mx2.emailprofi.seznam.cz

cz

NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz

AI analysis

The parent of www.is.cz is is.cz.

Three name servers, ns.forpsi.cz, ns.forpsi.it, and ns.forpsi.net, are delegated to is.cz.

The domain is.cz shares at least some of its name servers with other domains such as catsit.cz, energomonitor.cz, acal.cz, blahous.com, and moll-rts.cz.

The name servers ns.forpsi.us are frequently utilized in conjunction.

ns.forpsi.cz, 2001:15e8:201:1::d1b9, and 81.2.209.185 are associated with each other. Similarly, ns.forpsi.it, 2a00:6d41:2:1::5, and 95.110.254.165 form another set. Finally, ns.forpsi.net, 2001:15e8:101:1::c282, and 81.2.194.130 are linked together.

Two mail servers, 544d1f628855e989.mx1.emailprofi.seznam.cz and 544d1f628855e989.mx2.emailprofi.seznam.cz, handle is.cz.

544d1f628855e989.mx1.emailprofi.seznam.cz and 544d1f628855e989.mx2.emailprofi.seznam.cz each point to two IP numbers: 2a02:598:2::1056 and 77.75.77.56, and 2a02:598:2::1146 and 77.75.77.146 respectively.

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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jVdrsGB CF johedugfp 2025-09-06