CF1758785739041-tsm20250925063937

WWW.ROBTEX.COM - openlearning.cz

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openlearning.cz checked at 2025-09-25T07:35:39.026Z 359ms 110/110/110 100% R:19

openlearning.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
A34.245.252.67🇮🇪 Amazon
PTRec2-34-245-252-67.eu-west-1.compute.amazonaws.com

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

openlearning.cz resolves to a single IP address: 34.245.252.67.

Other host names, for instance ec2-34-245-252-67.eu-west-1.compute.amazonaws.com, share IP numbers with openlearning.cz.

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

openlearning.cz shares the same name server setup as other domains, for example computerkinesiology.cz, unitime.cz, hexik.cz, tonikovo.cz and clotrans.cz.

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

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

openlearning.cz shares its mail server setup with other domains, including obyauta.com, klub-kanzelsberger.cz, filmtrip.cz, tipsport-travel.cz and pajin.cz.

openlearning.cz shares some mail servers with other domains, at least partially, for instance pujcovna-lodi.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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