CF1758329995875-tsm20250919194121

NSLIST.NET - classmaster.cz

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classmaster.cz checked at 2025-09-20T00:59:55.862Z 541ms 90/90/90 100% R:27

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
A2001:880:0:15::10c 🇩🇪 KAMP Netzwerkdienste GmbH
PTRns2.hosting90.cz
A185.102.21.207🇨🇿 KAMP Netzwerkdienste GmbH
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

Starts with same word

Starts similarily

AI analysis

classmaster.cz resolves to two IP numbers: 2a03:b780:1:1:216:3eff:fe00:501 and 130.193.9.1.

Other host names, for instance vssh.cz, imageo.sk, apptocloud.ch, iostudio.cz and festingar.cz share IP numbers with classmaster.cz.

classmaster.cz is delegated to three name servers: ns1.hosting90.cz, ns2.hosting90.cz and ns3.hosting90.net.

classmaster.cz partially shares name servers with other domains; examples include bestpc.cz, 80.46.37.in-addr.arpa, sexyboty.cz, dds.cz and kaps-racing.com.

Host names with two IP numbers:

ns1.hosting90.cz points to 2a03:b780::1:1 and 130.193.8.82.

ns2.hosting90.cz points to 2001:880:0:15::10c and 185.102.21.207.

ns3.hosting90.net points to 2604:a880:800:10::696:f001 and 104.236.202.83.

classmaster.cz is handled by a single mail server, antispam.hosting90.cz.

classmaster.cz has the same mail server setup as other domains, including kalendare-online.cz, kpms.cz, renomat.cz, pecovatelskasluzba.cz and jednicky.cz.

classmaster.cz shares some mail servers with other domains, at least partially, such as auctum.cz, finalalfa.cz, sico.cz, sawcl.com and bois.cz.

Host antispam.hosting90.cz resolves to two IPs: 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.
dbq

rSEVeqR CF johedugfp 2025-09-20