WWW.RTSAK.COM - 4system.net

Search for IP or hostnames:

4system.net checked at 2025-09-27T18:50:34.709Z 206ms 81/81/81 100% R:18

`4system.net`

MX	`mail.4system.net`
		A	213.239.227.89^{🇩🇪 Hetzner}
			PTR	`sigma.4system.de`
NS	`hydrogen.ns.hetzner.com`
		A	2a01:4f8:0:1::add:1098 ^{🇩🇪 Hetzner}
			PTR	`hydrogen.ns.hetzner.com`
		A	213.133.100.98^{🇩🇪 Hetzner}
			PTR	`hydrogen.ns.hetzner.com`
NS	`oxygen.ns.hetzner.com`
		A	2a01:4f8:0:1::add:2992 ^{🇩🇪 Hetzner}
			PTR	`oxygen.ns.hetzner.com`
		A	88.198.229.192^{🇩🇪 Hetzner}
			PTR	`oxygen.ns.hetzner.com`
NS	`helium.ns.hetzner.de`
		A	2001:67c:192c::add:5 ^{🇩🇪 noris network AG}
			PTR	`helium.ns.hetzner.de`
		A	193.47.99.5^{🇩🇪 noris network AG}
			PTR	`helium.ns.hetzner.de`
A	213.239.227.89^{🇩🇪 Hetzner}
		PTR	`sigma.4system.de`

`net`

	NS	`a.gtld-servers.net`
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`

Up

mail.4system.net

www.4system.net

Starts with same word

4system.net

4system.de

4system.pl

4system.com

4system.sk

4system.eu

4system.gmbh

Starts similarily

system4.info

system4.me

system4.ch

system4.be

system4.biz

4system.net

4system.de

system4.org

system4.eu

4system.pl

4system.com

4system.sk

system4.de

system4.com

system4.com.br

4system.eu

4system.gmbh

system4.net

system4.nl

system4.ca

system4.ua

system4.com.ua

system4.es

system4.co

AI analysis

4system.net is parent of mail.4system.net and www.4system.net.

4system.net points to a single IP: 213.239.227.89.

Other host names, for instance mail.anti-mainstream.de, blog.whatson-online.de, mx.oka-tec.com, cxflyer.de and hotel-lippstadt.com share IP numbers with 4system.net.

4system.net is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

4system.net at least partially shares its name servers with other domains, for instance wolfgang-schneider.eu, dds-cloud.de, widemann.gmbh, pravx.ru and crusescanner.de.

These name servers are commonly used with robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

Host names with two IP numbers:

hydrogen.ns.hetzner.com points to: 2a01:4f8:0:1::add:1098 and 213.133.100.98.

oxygen.ns.hetzner.com points to: 2a01:4f8:0:1::add:2992 and 88.198.229.192.

helium.ns.hetzner.de points to: 2001:67c:192c::add:5 and 193.47.99.5.

4system.net is served by a single mail server, mail.4system.net.

mail.4system.net points to IP number 213.239.227.89.

dbq