CF1760503397414-tsm20251014171359

DNSWHOIS.INFO - gemsystem.cz

Search for IP or hostnames:

gemsystem.cz checked at 2025-10-15T04:43:17.402Z 472ms 111/111/111 100% R:29

gemsystem.cz

NSns1.tech.gem.cz
A2001:67c:e2c:ff:143::1 2 connect
PTRns1.tech.gem.cz
A31.170.176.143🇨🇿 2 connect
NSns2.tech.gem.cz
A2a01:28:ca08:ff:167::1 🇨🇿 SH.cz
PTRns2.tech.gem.cz
A46.234.101.167🇨🇿 SH.cz
NSns3.tech.gem.cz
A2a01:4ff:f0:208e::1 🇺🇸 Hetzner Online Cloud 2
PTRns3.tech.gem.cz
A178.156.153.0🇩🇪 Hetzner Online Cloud 2
PTRns3.tech.gem.cz
MXgemsystem-cz.mail.protection.outlook.com
A2a01:111:f403:ca04:: 🇮🇪 Microsoft
PTRmail-db3pr0202cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca04::9 🇮🇪 Microsoft
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca09::2 🇳🇱 Microsoft
PTRmail-am0pr83cu00402.inbound.protection.outlook.com
A2a01:111:f403:ca09::8 🇳🇱 Microsoft
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A52.101.68.15🇮🇪 Microsoft
PTRmail-db6pr03cu00107.inbound.protection.outlook.com
A52.101.68.27🇮🇪 Microsoft
PTRmail-db7pr03cu00503.inbound.protection.outlook.com
A52.101.68.39🇮🇪 Microsoft
PTRmail-db7pr03cu00607.inbound.protection.outlook.com
A52.101.73.21🇳🇱 Microsoft
PTRmail-as8pr05cu00205.inbound.protection.outlook.com
A2001:67c:e2c:ff:144::1 2 connect
PTRdmz-2001-67c-e2c-ff-144--1.net.gem.cz
A31.170.176.144🇨🇿 2 connect

cz

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

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Starts with same word

Starts similarily

AI analysis

gemsystem.cz is parent of www.gemsystem.cz.

gemsystem.cz points to two IP numbers: 2001:67c:e2c:ff:144::1 and 31.170.176.144.

Other host names such as ezrak.eu and gem.cz share IP numbers with gemsystem.cz.

gemsystem.cz is delegated to three name servers: ns1.tech.gem.cz, ns2.tech.gem.cz and ns3.tech.gem.cz.

gemsystem.cz at least partially shares its name servers with other domains, for instance c.2.e.0.c.7.6.0.1.0.0.2.ip6.arpa, f.f.0.0.c.2.e.0.c.7.6.0.1.0.0.2.ip6.arpa, gem.cz, 8.0.a.c.8.2.0.0.1.0.a.2.ip6.arpa and f.f.0.0.8.0.a.c.8.2.0.0.1.0.a.2.ip6.arpa.

Host names with two IP numbers:

ns1.tech.gem.cz points to: 2001:67c:e2c:ff:143::1 and 31.170.176.143.

ns2.tech.gem.cz points to: 2a01:28:ca08:ff:167::1 and 46.234.101.167.

ns3.tech.gem.cz points to: 2a01:4ff:f0:208e::1 and 178.156.153.0.

gemsystem.cz is served by a single mail server, gemsystem-cz.mail.protection.outlook.com.

The host name gemsystem-cz.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::9, 2a01:111:f403:ca09::2, 2a01:111:f403:ca09::8, 52.101.68.15, 52.101.68.27, 52.101.68.39 and 52.101.73.21.

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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pieyIWd CF johedugfp 2025-10-15