CF1760510546285-tsm20251014171359

WWW.ROBTEX.COM - sender.upper.cz

Search for IP or hostnames:

sender.upper.cz checked at 2025-10-15T06:42:26.193Z 696ms 169/169/169 100% R:20

sender.upper.cz

CNAMEupper.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
PTRhost165-254-110-95.serverdedicati.aruba.it
NSns.forpsi.net
A2001:15e8:101:1::c282🇨🇿 INTERNET CZ
PTRns.forpsi.net
A81.2.194.130🇨🇿 INTERNET CZ
PTRns.forpsi.net
MXa3e820c0fffb527b.mx1.mojedomena.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
MXa3e820c0fffb527b.mx2.mojedomena.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
A2a01:430:17:1::ffff:394🇨🇿 MasterDC
A37.205.9.173🇨🇿 MasterDC
PTRsender.upper.cz

upper.cz

NSns.forpsi.cz
NSns.forpsi.it
NSns.forpsi.net
MXa3e820c0fffb527b.mx1.mojedomena.seznam.cz
MXa3e820c0fffb527b.mx2.mojedomena.seznam.cz
A2a01:430:17:1::ffff:394🇨🇿 MasterDC
A37.205.9.173🇨🇿 MasterDC

PTR for

Starts with same word

Starts similarily

AI analysis

sender.upper.cz points to two IPs: 2a01:430:17:1::ffff:394 and 37.205.9.173.

Other host names, such as upper.cz and doseco.cz, share IP numbers with sender.upper.cz.

sender.upper.cz is delegated to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.

sender.upper.cz at least partially shares name servers with other domains, including euro-leseni.eu, spotrebka.cz, twk.cz, cykloplaste.com and receo.net.

These name servers are often used together with ns.forpsi.us.

Host names with two IP numbers:

ns.forpsi.cz points to: 2001:15e8:201:1::d1b9 and 81.2.209.185

ns.forpsi.it points to: 2a00:6d41:2:1::5 and 95.110.254.165

ns.forpsi.net points to: 2001:15e8:101:1::c282 and 81.2.194.130

sender.upper.cz is handled by two mail servers: a3e820c0fffb527b.mx1.mojedomena.seznam.cz and a3e820c0fffb527b.mx2.mojedomena.seznam.cz.

sender.upper.cz uses the same mail server setup as other domains, such as upper.cz.

Host names with two IPs:

a3e820c0fffb527b.mx1.mojedomena.seznam.cz points to: 2a02:598:2::1056 and 77.75.77.56

a3e820c0fffb527b.mx2.mojedomena.seznam.cz points to: 2a02:598:2::1146 and 77.75.77.146

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

YUtUeHC CF johedugfp 2025-10-15