CF1757152661200-tsm20250906081701

WWW.ROBTEX.COM - classmaster.cz

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classmaster.cz checked at 2025-09-06T09:57:41.183Z 434ms 140/140/140 100% R:25

classmaster.cz

MXantispam.hosting90.cz
A2a03:b780:1:1:216:3eff:fe00:52f🇨🇿 Webglobe
PTRantispam.hosting90.cz
A130.193.9.47🇨🇿 Webglobe
PTRantispam.hosting90.cz
NSns1.hosting90.cz
A2a03:b780::1:1🇨🇿 Webglobe
PTRns1.hosting90.cz
A130.193.8.82🇨🇿 Webglobe
PTRns1.hosting90.cz
NSns2.hosting90.cz
A2a00:1e40:1:212::250:153🇸🇰 Webglobe, a.s.
PTRns2.hosting90.cz
A195.181.250.153🇸🇰 Webglobe, a.s.
PTRns2.hosting90.cz
NSns3.hosting90.net
A2604:a880:800:10::696:f001🇺🇸 DigitalOcean
PTRns3.hosting90.net
A104.236.202.83🇺🇸 DigitalOcean
PTRns3.hosting90.net
A2a03:b780:1:1:216:3eff:fe00:501🇨🇿 Webglobe
PTRh90-w13.hosting90.cz
A130.193.9.1🇨🇿 Webglobe
PTRh90-w13.hosting90.cz

cz

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

AI analysis

classmaster.cz is configured to point to two IP addresses: 2a03:b780:1:1:216:3eff:fe00:501 and 130.193.9.1.

IP numbers are shared between classmaster.cz and other host names such as vssh.cz, imageo.sk, apptocloud.ch, iostudio.cz, and festingar.cz.

Three name servers, ns1.hosting90.cz, ns2.hosting90.cz, and ns3.hosting90.net, are delegated to classmaster.cz.

The domain classmaster.cz shares at least some of its name servers with other domains such as bestpc.cz, 80.46.37.in-addr.arpa, sexyboty.cz, dds.cz, and kaps-racing.com.

ns1.hosting90.cz, 2a03:b780::1:1, and 130.193.8.82 are associated with each other. Similarly, ns2.hosting90.cz, 2a00:1e40:1:212::250:153, and 195.181.250.153 form another set. Finally, ns3.hosting90.net, 2604:a880:800:10::696:f001, and 104.236.202.83 are linked together.

The mail server, antispam.hosting90.cz, manages classmaster.cz.

Just like the domains kalendare-online.cz, kpms.cz, renomat.cz, pecovatelskasluzba.cz, and jednicky.cz, classmaster.cz also has the same mail server setup.

Other domains such as auctum.cz, finalalfa.cz, sico.cz, sawcl.com, and bois.cz share at least a portion of their mail servers with classmaster.cz.

antispam.hosting90.cz is configured to point to two IP addresses: 2a03:b780:1:1:216:3eff:fe00:52f and 130.193.9.47.

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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EShakzA CF johedugfp 2025-09-06