WWW.RTSAK.COM - is4security.cz

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is4security.cz checked at 2025-09-25T17:42:44.230Z 1167ms 106/106/106 100% R:9

`is4security.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`
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	`is4security-cz.mail.protection.outlook.com`
		A	2a01:111:f403:ca04::4 ^{🇮🇪 Microsoft}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::6 ^{🇮🇪 Microsoft}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b ^{🇮🇪 Microsoft}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d ^{🇮🇪 Microsoft}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.29^{🇮🇪 Microsoft}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
A	23.236.62.147^{🇺🇸 Google}
		PTR	`147.62.236.23.bc.googleusercontent.com`

is4security.com

is4security.cz

is4security.cz

is4security.com

is4security.cz points to a single IP: 23.236.62.147.

Other host names, for instance dfi-gc.com, tampabaywaterkeeper.org, cassidyschiller.com, floodprice.com and contactcentre.ie share IP numbers with is4security.cz.

is4security.cz is delegated to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.

is4security.cz at least partially shares its name servers with other domains, for instance presbeton.cz, flap.cz, telefonkonyv.eu, zlinstav.com and nocniexpres.cz.

These name servers are often used together 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.

is4security.cz is served by a single mail server, is4security-cz.mail.protection.outlook.com.

The host name is4security-cz.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::b, 2a01:111:f403:ca04::d, 52.101.68.25, 52.101.68.29, 52.101.73.6 and 52.101.73.16.

dbq