WWW.RTSAK.COM - sys.kth.se

Search for IP or hostnames:

sys.kth.se checked at 2025-09-23T05:56:37.255Z 243ms 105/105/105 100% R:15

`sys.kth.se`

MX	`mailfilter-ng-1.sunet.se`
		A	2001:6b0:8:2::207 ^{🇸🇪 SUNET}
			PTR	`mailfilter-ng-1.sunet.se`
		A	192.36.171.207^{🇸🇪 NORDUnet}
			PTR	`mailfilter-ng-1.sunet.se`
MX	`mailfilter-ng-2.sunet.se`
		A	89.45.235.13^{🇸🇪 SUNET}
			PTR	`mailfilter-89-45-235-13.instance.cloud.sunet.se`
MX	`mailfilter-ng-3.sunet.se`
		A	2001:6b0:8:2::200 ^{🇸🇪 SUNET}
			PTR	`mailfilter-ng-3.sunet.se`
		A	192.36.171.200^{🇸🇪 NORDUnet}
			PTR	`mailfilter-ng-3.sunet.se`
MX	`mailfilter-ng-4.sunet.se`
		A	89.45.235.5^{🇸🇪 SUNET}
			PTR	`mailfilter-89-45-235-5.instance.cloud.sunet.se`
NS	`a.ns.kth.se`
		A	2001:6b0:1::246 ^{🇸🇪 SUNET}
			PTR	`a.ns.kth.se`
		A	130.237.72.246^{🇸🇪 SUNET}
			PTR	`a.ns.kth.se`
NS	`b.ns.kth.se`
		A	2001:6b0:1::250 ^{🇸🇪 SUNET}
			PTR	`b.ns.kth.se`
		A	130.237.72.250^{🇸🇪 SUNET}
			PTR	`b.ns.kth.se`
NS	`e.ns.kth.se`
		A	130.242.124.12^{🇸🇪 SUNET}

`kth.se`

	NS	`ns2.chalmers.se`
	NS	`nic2.lth.se`
	MX	`mailfilter-ng-1.sunet.se`
	MX	`mailfilter-ng-2.sunet.se`
	MX	`mailfilter-ng-3.sunet.se`
	MX	`mailfilter-ng-4.sunet.se`
	NS	`a.ns.kth.se`
	NS	`b.ns.kth.se`
	A	2001:6b0:1:11c2::82ed:1c28 ^{🇸🇪 SUNET}
	A	130.237.28.40^{🇸🇪 SUNET}

rank #2749 globally
rank #8 in the tld
This domain name "kth.se" belongs to the KTH Royal Institute of Technology, a university in Sweden that specializes in engineering and technology. It's one of the leading technical universities in Europe and the highest ranked in northern mainland Europe. The ".se" represents Sweden, the country where the university is located.

Up

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AI analysis

sys.kth.se is a parent of ns-vip-11.sys.kth.se, krb-5.sys.kth.se, smtp-6.sys.kth.se, smtp-3.sys.kth.se and mx-5.sys.kth.se, plus a few other host names.

sys.kth.se is delegated to three name servers: a.ns.kth.se, b.ns.kth.se and e.ns.kth.se.

sys.kth.se at least partially shares name servers with other domains, including 68.237.130.in-addr.arpa, stacken.kth.se, thr.kth.se, 234.237.130.in-addr.arpa and 37.10.193.in-addr.arpa.

These name servers are commonly used with nic2.lth.se, ns2.chalmers.se and ns.stacken.kth.se.

Hosts with two IPs:

a.ns.kth.se points to 2001:6b0:1::246 and 130.237.72.246.

b.ns.kth.se points to 2001:6b0:1::250 and 130.237.72.250.

Host with one IP:

e.ns.kth.se points to 130.242.124.12.

sys.kth.se is handled by four mail servers: mailfilter-ng-1.sunet.se, mailfilter-ng-2.sunet.se, mailfilter-ng-3.sunet.se and mailfilter-ng-4.sunet.se.

sys.kth.se shares at least some mail servers with other domains, for example anchem.su.se, specped.su.se, buv.su.se, m.kth.se and handels.uu.se.

These mail servers are often used together with the mail servers mail.irfu.se.

Host names with two IP numbers:

mailfilter-ng-1.sunet.se points to 2001:6b0:8:2::207 and 192.36.171.207

mailfilter-ng-3.sunet.se points to 2001:6b0:8:2::200 and 192.36.171.200

Host names with one IP number:

mailfilter-ng-2.sunet.se points to 89.45.235.13

mailfilter-ng-4.sunet.se points to 89.45.235.5

dbq