CF1759797577887-tsm20251005211530

WWW.ROBTEX.COM - groupwise.cz

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groupwise.cz checked at 2025-10-07T00:39:37.869Z 250ms 113/113/113 100% R:14

groupwise.cz

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
A194.228.2.168🇨🇿 O2-CZECH-REPUBLIC

cz

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

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AI analysis

groupwise.cz is the parent of mail.groupwise.cz.

groupwise.cz resolves to a single IP address: 194.228.2.168.

Other host names including cealogs.com, bonpart.cz, www.bonpart.cz, xeikon.cz and tdp.cz share IP numbers with groupwise.cz.

groupwise.cz's delegation uses two name servers, ns2.web4u.cz and ns.web4u.cz.

groupwise.cz shares the same name server setup as other domains, for example chia.cz, mkcetr.cz, autotaxi.cz, elegrin.cz and nemovize.com.

Host names with two IPs:

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

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

groupwise.cz shares its mail server setup with other domains, including sdci.cz, castkaslovy.eu, digestorecz.com, limigo.com and nextmet.eu.

groupwise.cz shares some mail servers with other domains, at least partially, for instance sasta.cz.

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

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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BqXrqHn CF johedugfp 2025-10-07