web4u.cz - robtex.com
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web4u.cz checked at 2026-01-17T17:33:56.178Z 0ms 83/83/83 100% R:0 allDone:true timedOut:false cfaller:b4b671a6/10:ce7d36d0:6:17769:-:-:-web4u.cz
| MX | mx.web4u.cz | ||||||
| A | 2001:1568::7012🇨🇿 WEB4U | ||||||
| PTR | mx.web4u.cz | ||||||
| A | 81.91.87.12🇨🇿 WEB4U | ||||||
| PTR | mx.web4u.cz | ||||||
| NS | ns2.web4u.cz | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 2001:1568::19🇨🇿 WEB4U | ||||||
| PTR | www.web4u.cz | ||||||
| A | 81.91.86.19🇨🇿 WEB4U | ||||||
| PTR | www.web4u.cz | ||||||
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AI analysis
web4u.cz is parent of unassigned-81-91-85-160.web4u.cz, unassigned-81-91-87-166.web4u.cz, unassigned-81-91-86-104.web4u.cz, unassigned-81-91-82-222.web4u.cz, unassigned-81-91-85-36.web4u.cz and thousands other host names.
web4u.cz resolves to two IPs: 2001:1568::19 and 81.91.86.19.
Other host names, for instance www.web4u.cz, share IP numbers with web4u.cz.
web4u.cz is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.
web4u.cz shares the same name server setup as other domains, for example gravirovani-laser.cz, heiru.com, hvar.cz, peramea.cz and jenda.cz.
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
web4u.cz is handled by a single mail server, mx.web4u.cz.
web4u.cz shares the same mail server setup as other domains, for instance ford-club.cz, stommax.com, herb-pharma.sk, inpa.cz and istranky.cz.
web4u.cz shares at least partially some mail servers with other domains, for example dkskolin.cz, ixio.cz, mataki.gr and sakala.cz.
Host mx.web4u.cz resolves to two IPs: 2001:1568::7012 and 81.91.87.12.