CF1759942970094-tsm20251008082644

IPLIST.NET - online4u.eu

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online4u.eu checked at 2025-10-08T17:02:50.076Z 287ms 68/68/68 100% R:16

AI analysis

online4u.eu is the parent of mail.online4u.eu.

online4u.eu resolves to one IP number: 81.91.85.130.

other host names including vs380.server4u.cz, svodice.cz, plentycash.cz, ftb.sk and finutea.cz share IP numbers with online4u.eu.

online4u.eu is delegated to two name servers ns2.web4u.cz and ns.web4u.cz.

online4u.eu shares the same name server setup as other domains, for instance hradniduo.cz, hodr.cz, veska.info, archened.com and agroprojekce.cz.

Host names with two IP numbers:

The host name ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12; the host name ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.

online4u.eu is handled by a single mail server, mail.online4u.eu.

mail.online4u.eu resolves to IP 81.91.85.130.

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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MEIFhuT CF johedugfp 2025-10-08