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libnf.net checked at 2025-12-28T13:13:03.935Z 289ms 78/78/78 100% R:15 allDone:true timedOut:false cfaller:a1c88fb7/17:f523e135:20231:undefined

libnf.net

MXmx.web4u.cz
A2001:1568::7012🇨🇿 WEB4U
PTRmx.web4u.cz
A81.91.87.12🇨🇿 WEB4U
PTRmx.web4u.cz
NSns2.web4u.cz
A2a02:a40:100:28ff::12🇨🇿 Radiokomunikace
PTRns2.web4u.cz
A85.207.53.12🇨🇿 Radiokomunikace
PTRns2.web4u.cz
NSns.web4u.cz
A2001:1568:fd::241🇨🇿 WEB4U
PTRns.web4u.cz
A185.14.224.241🇨🇿 WEB4U
PTRns.web4u.cz
A185.62.108.110🇨🇿 Brno University of Technology
PTRirbis.cis.vutbr.cz

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AI analysis

The parent of mail.libnf.net is libnf.net.

libnf.net points to a single IP: 185.62.108.110.

Other host names, for instance 6lab.cz, ipadresy.cz, br-ix.cz, www.br-ix.cz and www.ip45.org share IP numbers with libnf.net.

Two name servers ns2.web4u.cz and ns.web4u.cz handle delegation for libnf.net.

libnf.net uses the same name server setup as other domains, for example uhlozbyt.cz, snackcafe-uraka.cz, stadionbrno.cz, prepisovatel.cz and bookingrezervace.com.

Host names with two IP numbers:

ns2.web4u.cz points to: 2a02:a40:100:28ff::12 and 85.207.53.12

ns.web4u.cz points to: 2001:1568:fd::241 and 185.14.224.241

libnf.net is handled by a single mail server, mx.web4u.cz.

libnf.net has the same mail server setup as other domains, including zasilkovnapoint.cz, e-procurement.cz, jarda.pl, investauni.net and invessales.cz.

libnf.net shares at least partially some mail servers with other domains, for instance bef.cz and isosklo.cz.

Host mx.web4u.cz resolves to two IPs: 2001:1568::7012 and 81.91.87.12.