DNSWHOIS.INFO - net-system.cz

Search for IP or hostnames:

net-system.cz checked at 2025-09-06T07:54:12.257Z 421ms 168/168/168 100% R:20

`net-system.cz`

NS	`ns2.gransy.com`
		A	2001:19f0:6801:474:5400:1ff:fec5:8efb ^{🇫🇷 The Constant Company}
		A	2001:19f0:7401:81e0:5400:1ff:fec5:8ef6 ^{🇬🇧 The Constant Company}
		A	95.179.192.121^{🇬🇧 The Constant Company}
			PTR	`95.179.192.121.vultrusercontent.com`
		A	217.16.185.221^{🇨🇿 VSHosting s.r.o.}
			PTR	`ns2.gransy.com`
		A	217.69.4.49^{🇫🇷 The Constant Company}
			PTR	`217.69.4.49.vultrusercontent.com`
NS	`ns3.gransy.com`
		A	2a02:750:7::2e7 ^{🇸🇪 Portlane}
			PTR	`2a02-750-7--2e7-static.glesys.net`
		A	2a02:750:8::32 ^{🇳🇱 Portlane}
			PTR	`2a02-750-8--32-static.glesys.net`
		A	46.21.100.103^{🇳🇱 Portlane}
			PTR	`46-21-100-103-static.glesys.net`
		A	77.78.126.35^{🇨🇿 Casablanca INT a.s.}
		A	109.74.7.71^{🇸🇪 Portlane}
			PTR	`109-74-7-71-static.glesys.net`
NS	`ns4.gransy.com`
		A	2001:19f0:5401:69b:5400:1ff:fec5:8f3f ^{🇺🇸 The Constant Company}
		A	2a00:1a28:2010:1::89 ^{🇳🇴 Portlane}
			PTR	`2a00-1a28-2010-1--89-static.glesys.net`
		A	66.42.94.136^{🇺🇸 The Constant Company}
			PTR	`66.42.94.136.vultrusercontent.com`
		A	80.67.7.209^{🇳🇴 Portlane}
			PTR	`80-67-7-209-static.glesys.net`
NS	`ns5.gransy.com`
		A	2a02:750:5::538 ^{🇸🇪 Portlane}
			PTR	`2a02-750-5--538-static.glesys.net`
		A	31.192.227.223^{🇸🇪 Portlane}
			PTR	`31-192-227-223-static.glesys.net`
NS	`ns.gransy.com`
		A	2001:19f0:5001:1caf:5400:1ff:fec5:8d50 ^{🇳🇱 The Constant Company}
		A	45.76.90.43^{🇩🇪 The Constant Company}
			PTR	`45.76.90.43.vultrusercontent.com`
		A	77.78.104.149^{🇨🇿 Casablanca INT a.s.}
			PTR	`ns.gransy.com`
		A	95.179.136.180^{🇳🇱 The Constant Company}
			PTR	`95.179.136.180.vultrusercontent.com`
MX	`netsystem-cz0i.mail.protection.outlook.com`
		A	2a01:111:f403:ca04:: ^{🇮🇪 Microsoft}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b ^{🇮🇪 Microsoft}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f ^{🇮🇪 Microsoft}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10 ^{🇮🇪 Microsoft}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
A	2001:1ab0:7e1e:150:62:109:150:32 ^{🇨🇿 Webglobe}
		PTR	`dw184.webglobe.com`
A	62.109.150.32^{🇨🇿 Webglobe}
		PTR	`dw184.webglobe.com`

`cz`

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

Starts with same word
`net-system.eu`
`net-system.pl`
`net-system.be`
`net-system.de`
`net-system.info`
`net-system.cz`
`net-system.co.jp`
`net-system.net.pl`
`net-system.it`
`net-system.com`
`net-system.dk`
`net-system.sakura.ne.jp`
`net-system.ro`
`net-system.ch`

Starts similarily
`system-net.ch`
`net-system.pl`
`system-net.pl`
`net-system.be`
`net-system.de`
`net-system.info`
`ent-system.com`
`system-net.com.pl`
`net-system.cz`
`system-net.co.jp`
`system-net.fr`
`net-system.co.jp`
`net-system.net.pl`
`net-system.it`
`system-net.com`
`net-system.com`
`net-system.dk`
`ten-system.com`
`net-system.sakura.ne.jp`
`system-net.com.ar`
`net-system.ro`
`system-net.de`
`net-system.ch`
`net-system.eu`

AI analysis

net-system.cz is associated with two IP addresses: 2001:1ab0:7e1e:150:62:109:150:32 and 62.109.150.32.

The IP numbers for net-system.cz are also shared by other host names such as mangazine.cz, celedo.cz, reklamnistudiog.cz, kurzyprodeti.eu, and www.foxtel.cz.

Five name servers, ns2.gransy.com, ns3.gransy.com, ns4.gransy.com, ns5.gransy.com, and ns.gransy.com, are delegated to net-system.cz.

The domain net-system.cz shares name servers, at least in part, with other domains such as pmj.cz, omega-centrum.cz, coach4you.sk, judozdar.cz, and omegadesign.cz.

ns2.gransy.com points to five IP numbers: 2001:19f0:6801:474:5400:1ff:fec5:8efb, 2001:19f0:7401:81e0:5400:1ff:fec5:8ef6, 95.179.192.121, 217.16.185.221, and 217.69.4.49. ns3.gransy.com points to five IP numbers: 2a02:750:7::2e7, 2a02:750:8::32, 46.21.100.103, 77.78.126.35, and 109.74.7.71. ns4.gransy.com points to four IP numbers: 2001:19f0:5401:69b:5400:1ff:fec5:8f3f, 2a00:1a28:2010:1::89, 66.42.94.136, and 80.67.7.209. ns5.gransy.com points to two IP numbers: 2a02:750:5::538 and 31.192.227.223. ns.gransy.com points to four IP numbers: 2001:19f0:5001:1caf:5400:1ff:fec5:8d50, 45.76.90.43, 77.78.104.149, and 95.179.136.180.

The mail server, netsystem-cz0i.mail.protection.outlook.com, manages net-system.cz.

The DNS record netsystem-cz0i.mail.protection.outlook.com resolves to the following IP addresses: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::b, 2a01:111:f403:ca04::f, 2a01:111:f403:ca04::10, 52.101.68.3, 52.101.73.8, 52.101.73.22, and 52.101.73.30.

dbq