WWW.ROBTEX.COM - system4u.com

Search for IP or hostnames:

system4u.com checked at 2025-10-08T09:39:13.992Z 164ms 239/239/239 100% R:14

`system4u.com`

NS	`quentin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c07^{🇺🇸 Cloudflare}
			PTR	`quentin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c307^{🇨🇷 Cloudflare}
			PTR	`quentin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2307^{🇺🇸 Cloudflare}
			PTR	`quentin.ns.cloudflare.com`
		A	108.162.195.7^{🇺🇸 Cloudflare}
			PTR	`quentin.ns.cloudflare.com`
		A	162.159.44.7^Cloudflare
			PTR	`quentin.ns.cloudflare.com`
		A	172.64.35.7^{🇺🇸 Cloudflare}
			PTR	`quentin.ns.cloudflare.com`
NS	`thea.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f7^{🇺🇸 Cloudflare}
			PTR	`thea.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f7^{🇨🇷 Cloudflare}
			PTR	`thea.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f7^{🇺🇸 Cloudflare}
			PTR	`thea.ns.cloudflare.com`
		A	108.162.194.247^{🇺🇸 Cloudflare}
			PTR	`thea.ns.cloudflare.com`
		A	162.159.38.247^Cloudflare
			PTR	`thea.ns.cloudflare.com`
		A	172.64.34.247^{🇺🇸 Cloudflare}
			PTR	`thea.ns.cloudflare.com`
MX	`system4u-com.mail.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::a^{🇳🇱 Microsoft}
			PTR	`mail-as8pr05cu00202.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	52.101.68.29^{🇮🇪 Microsoft}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.24^{🇳🇱 Microsoft}
			PTR	`mail-as8pr05cu00300.inbound.protection.outlook.com`
A	37.9.175.165^{🇸🇰 Websupport}
		PTR	`ing.r3.websupport.sk`

`com`

	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

spamfilter02.system4u.com

www.system4u.com

Starts with same word

system4u.biz

system4u.in

system4u.info

system4u.mobi

system4u.com

system4u.cz

system4u.eu

system4u.co

system4u.de

Starts similarily

system4u.cz

system4u.eu

system4u.co

system4u.de

system4u.biz

system4u.in

system4u.info

system4u.mobi

system4u.com

AI analysis

system4u.com is the parent of spamfilter02.system4u.com and www.system4u.com.

system4u.com points to an IP address: 37.9.175.165.

other host names include jkcarsteam.com, kveton.cz, alupodev.cz, directslot.com and krizkovsky.cz; they share IP numbers with system4u.com.

Two name servers quentin.ns.cloudflare.com and thea.ns.cloudflare.com handle the delegation for system4u.com.

system4u.com shares the same name server setup as other domains, for instance d-g-s.ru, shop-igenics.com, system4u.cz, us-us-primebiome.us and retsneakers.com.

system4u.com at least partially shares name servers with other domains, for instance hectorpablos.com, kidswonderland.cn, esheled.com, easyoffice.id and chobebe.com.

These name servers are commonly used with ezra.ns.cloudflare.com, yew.ns.cloudflare.com, elsa.ns.cloudflare.com, shubhi.ns.cloudflare.com and princess.ns.cloudflare.com.

Six IP addresses per host:

quentin.ns.cloudflare.com points to 2606:4700:58::a29f:2c07, 2803:f800:50::6ca2:c307, 2a06:98c1:50::ac40:2307, 108.162.195.7, 162.159.44.7 and 172.64.35.7; thea.ns.cloudflare.com points to 2606:4700:50::a29f:26f7, 2803:f800:50::6ca2:c2f7, 2a06:98c1:50::ac40:22f7, 108.162.194.247, 162.159.38.247 and 172.64.34.247

system4u.com is handled by a single mail server, system4u-com.mail.protection.outlook.com.

Hostname system4u-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::a, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::a, 2a01:111:f403:ca09::b, 52.101.68.5, 52.101.68.29, 52.101.73.8 and 52.101.73.24.

dbq