WWW.RTSAK.COM - gc-system.cz

Search for IP or hostnames:

gc-system.cz checked at 2025-09-23T05:53:59.587Z 338ms 126/126/126 100% R:21

`gc-system.cz`

NS	`ns.forpsi.cz`
		A	2001:15e8:201:1::d1b9 ^{🇨🇿 INTERNET CZ}
			PTR	`ns.forpsi.cz`
		A	81.2.209.185^{🇨🇿 INTERNET CZ}
			PTR	`ns.forpsi.cz`
MX	`mail.fortknox.cz`
		A	93.91.151.224^{🇨🇿 ISP Alliance}
			PTR	`mail.fortknox.cz`
NS	`ns.forpsi.it`
		A	2a00:6d41:2:1::5 ^{🇮🇹 Aruba}
			PTR	`ns.forpsi.it`
		A	95.110.254.165^{🇮🇹 Aruba}
			PTR	`host165-254-110-95.serverdedicati.aruba.it`
NS	`ns.forpsi.net`
		A	2001:15e8:101:1::c282 ^{🇨🇿 INTERNET CZ}
			PTR	`ns.forpsi.net`
		A	81.2.194.130^{🇨🇿 INTERNET CZ}
			PTR	`ns.forpsi.net`
MX	`gcsystem-cz0e.mail.protection.outlook.com`
		A	2a01:111:f403:ca04::a ^{🇮🇪 Microsoft}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::c ^{🇮🇪 Microsoft}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4 ^{🇳🇱 Microsoft}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b ^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
A	2a01:28:ca:110:10::3 ^{🇨🇿 SH.cz}
		PTR	`perseus.gc-system.cz`
A	88.86.102.7^{🇨🇿 SH.cz}
		PTR	`perseus.gc-system.cz`

`cz`

	NS	`a.ns.nic.cz`
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`

Up

crux.gc-system.cz

lyra.gc-system.cz

mailtest.gc-system.cz

orion2.gc-system.cz

imap.gc-system.cz

pleiades1.gc-system.cz

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posta.gc-system.cz

webmail.gc-system.cz

cass2.gc-system.cz

argo.gc-system.cz

perseus.gc-system.cz

andromeda.gc-system.cz

lepus.gc-system.cz

Starts with same word

gc-system.cz

Starts similarily

gc-system.cz

AI analysis

gc-system.cz is a parent of crux.gc-system.cz, lyra.gc-system.cz, mailtest.gc-system.cz, orion2.gc-system.cz, imap.gc-system.cz and a few other host names.

gc-system.cz resolves to two IP numbers: 2a01:28:ca:110:10::3 and 88.86.102.7.

Other host names, for instance obeclesany.cz, obeczaskov.sk, galileo-news.cz, zavidov.cz and mu-staremesto.cz share IP numbers with gc-system.cz.

gc-system.cz is delegated to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.

gc-system.cz partially shares name servers with other domains; examples include worldinform.eu, herfort.cz, vaheta.cz, tomsa.name and labo.hu.

these name servers are commonly used with the name servers ns.forpsi.us.

Host names with two IP numbers:

ns.forpsi.cz points to 2001:15e8:201:1::d1b9 and 81.2.209.185.

ns.forpsi.it points to 2a00:6d41:2:1::5 and 95.110.254.165.

ns.forpsi.net points to 2001:15e8:101:1::c282 and 81.2.194.130.

gc-system.cz is handled by two mail servers: mail.fortknox.cz and gcsystem-cz0e.mail.protection.outlook.com.

gc-system.cz shares at least partially some mail servers with other domains, for instance igalileo.cz and fortknox.cz.

These mail servers are often used with the mail servers igalileo-cz.mail.protection.outlook.com.

Eight IPs for gcsystem-cz0e.mail.protection.outlook.com: 2a01:111:f403:ca04::a, 2a01:111:f403:ca04::c, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::b, 52.101.68.5, 52.101.68.12, 52.101.73.8 and 52.101.73.30.

One IP for mail.fortknox.cz: 93.91.151.224.

dbq