`sf.su.se`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ipam.su.se` ⭐
		A	2001:6b0:5:1220::2^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
			PTR	`ipam.su.se`
		A	130.237.181.2^{🇸🇪 SUNET130.237.0.0/16 KTH-LAN}
			PTR	`ipam.su.se`
NS	`ns1.su.se` ⚠️ Not in parent delegation
		A	2001:6b0:5:1226::242^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
			PTR	`ns1.su.se`
		A	130.237.181.242^{🇸🇪 SUNET130.237.0.0/16 KTH-LAN}
			PTR	`ns1.su.se`
NS	`ns2.su.se` ⚠️ Not in parent delegation
		A	2001:6b0:5:1227::250^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
			PTR	`ns2.su.se`
		A	130.237.181.250^{🇸🇪 SUNET130.237.0.0/16 KTH-LAN}
			PTR	`ns2.su.se`
NS	`ns3.su.se` ⚠️ Not in parent delegation
		A	2001:6b0:5:790::58^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
			PTR	`ns3.su.se`
		A	193.11.31.58^{🇸🇪 SUNET193.11.0.0/16 C Aggregate (PA)}
MX	`mailfilter-ng-1.sunet.se` ⭐
		A	2001:6b0:8:2::207^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
		A	192.36.171.207^{🇸🇪 NORDUNET192.36.171.0/24 -SERVICES}
			PTR	`mailfilter-ng-1.sunet.se`
MX	`mailfilter-ng-3.sunet.se` ⭐
		A	2001:6b0:8:2::200^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
			PTR	`mailfilter-ng-3.sunet.se`
		A	192.36.171.200^{🇸🇪 NORDUNET192.36.171.0/24 -SERVICES}
			PTR	`mailfilter-ng-3.sunet.se`
MX	`mailfilter-ng-4.sunet.se` ⭐
		A	89.45.235.5^{🇸🇪 SUNET89.45.232.0/21 -AGGREGATE}
			PTR	`mailfilter-89-45-235-5.instance.cloud.sunet.se`
MX	`mailfilter-ng-2.sunet.se`⁽²⁰⁾
		A	89.45.235.13^{🇸🇪 SUNET89.45.232.0/21 -AGGREGATE}
			PTR	`mailfilter-89-45-235-13.instance.cloud.sunet.se`
TXT	`v=spf1 redirect=su.se`
SOA	`ipam.su.se`hostmaster@su.se serial=49

`su.se`

	DNSSEC	⚠️ Not signed
	A	2a05:a140::129^{🇸🇪 SITEVISION-ASN2a05:a140::/29 SiteVision AB}
	A	185.84.52.158^{🇸🇪 SITEVISION-ASN185.84.52.0/23 SiteVision AB}
	NS	`ipam.su.se` ⭐
	NS	`ns1.su.se`
	NS	`ns2.su.se`
	NS	`ns3.su.se`
	MX	`mailfilter-ng-1.sunet.se` ⭐
	MX	`mailfilter-ng-3.sunet.se` ⭐
	MX	`mailfilter-ng-4.sunet.se` ⭐
	MX	`mailfilter-ng-2.sunet.se`⁽²⁰⁾
	TXT	`adobe-idp-site-verification=bb090fa9-4001-440d-b8c2-3f176ddb7a65`
	TXT	`DNS registry <hostmaster@su.se>`
	TXT	`Abuse <abuse@su.se>`
	TXT	`Network Operation Center <noc@su.se>`
	TXT	`MS=ms35958557`
	TXT	`adobe-idp-site-verification=ac6fe83affe4f7cbe13d862cc38c401053df2886f83126d64...`
	TXT	`adobe-idp-site-verification=606bc0a12d0b5f17608bd18e4c87e9b94961b1ac061e99635...`
	TXT	`ZOOM_verify_V05-56SaQdaC8TowU5tijQ`
	TXT	`google-site-verification=aicnyqhwzHkaw57ZPrP7_IJH(0x356578)U8QG3plHrPaDXBKo`
	TXT	`detectify-verification=54731c76f97a26058c5902ebec209b02`
	TXT	`jamf-site-verification=FfaNyeBshTrXPvFfJKfUuQ`
	TXT	`atlassian-domain-verification=RmM2Clcbn76remF/AKlNOhEGihrxfKHVVSxDVchooKaC7XS...`
	TXT	`v=spf1 ip4:77.238.35.11 ip6:2001:6b0:5:1212:250:56ff:feaf:6c7f ip4:77.238.36....`
	SOA	`ipam.su.se`hostmaster@su.se serial=3703

WOT: UNKNOWN (72/100)
rank #3700 globally
rank #14 in the tld

su.se

su.seis the official domain name of Stockholm University (Stockholms universitet), a public research university in Sweden. It hosts the institution's main website, student and staff portals, and other academic services.

Key facts

Owner / operator: Stockholm University
TLD:.se— Sweden
Primary purpose: Official website and academic portal
Status: active

WOT: SAFE (89/100)
📈 Tranco rank: #11,537

Subdomains

sf22.sf.su.se

dyndhcp-184-28.sf.su.se

Same first word

sf.fyi

sf.my

sf.cn

sf.org.ua

sf.id.vn

sf.sh

sf.in.th

sf.house

sf.tax

sf.media

sf.tours

sf.ws

sf.lt

sf.gr

sf.com.tw

sf.pe

sf.lv

sf.sk

sf.ac.th

sf.net

sf.sd.cn

sf.cool

sf.gov.cn

sf.dating

sf.edu

sf.io

sf.com.co

sf.is

sf.com.my

sf.no

sf.pl

sf.ph

sf.net.nz

sf.cl

sf.church

sf.legal

sf.co.th

sf.com.tr

sf.ddns.net

sf.bike

sf.fi

sf.ru

sf.lc

sf.dojin.com

sf.dog

sf.org.cn

sf.gl

sf.co

sf.co.at

sf.gg

sf.jx.cn

sf.limo

sf.express

sf.am

sf.guide

sf.run

sf.org

sf.de

sf.ltd

sf.deals

sf.gov

sf.global

sf.ee

sf.dk

sf.education

sf.org.nz

sf.zone

sf.finance

sf.se

sf.com.br

sf.idv.tw

sf.ge

sf.k12.pa.us

sf.ag

sf.hu

sf.community

sf.cc

sf.neustar

sf.email

sf.je

sf.vg

sf.sa

sf.tj

sf.com.hk

sf.gov.kg

sf.org.pk

sf.kg

sf.com.au

sf.org.au

sf.cpa

sf.wine

sf.tv

sf.com.ua

sf.gs

sf.ca.us

sf.com

sf.ac

sf.kz

sf.cz

sf.city

sf.guru

sf.biz

sf.cm

Similar names

fs.net.br

fs.agric.za

fs.dk

fs.io

fs.capital

fs.com.pk

fs.business

fs.tj

fs.ro

fs.network

fs.no

fs.tc

fs.wtf

fs.sk

fs.gs

fs.com

fs.de

fs.kyiv.ua

fs.or.kr

fs.am

fs.lv

fs.me

fs.com.au

fs.eti.br

fs.net.nz

fs.to

fs.tel

fs.lc

fs.net

fs.org.ua

fs.gov.rs

fs.com.br

fs.qa

fs.by

fs.com.hn

fs.ai

fs.com.uy

fs.is

fs.life

fs.gov.cy

fs.tl

fs.school.za

fs.ru

fs.srv.br

fs.ax

fs.at

fs.com.gt

fs.investments

fs.org

fs.church

fs.money

fs.fi

fs.or.at

fs.org.cn

fs.gd

fs.mk

DNS History

18 records (12 active, 6 former)

○NSdns3.pi.se2007-12-15 → 2007-12-15 · 3 obs

● 2007-12-15 07:19:14
○ 2015-08-04 11:13:22
○ 2026-07-26 19:19:40

●NSipam.su.se2026-02-19 → 2026-07-26 · 3 obs

○ 2016-05-09 06:52:14
● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

○NSns.su.se2007-12-15 → 2016-05-09 · 4 obs

● 2007-12-15 07:19:14
● 2016-05-09 06:52:14
○ 2026-02-19 18:27:36
○ 2026-07-26 19:19:40

●NSns1.su.se2026-02-19 → 2026-07-26 · 3 obs

○ 2016-05-09 06:52:14
● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

●NSns2.su.se2007-12-15 → 2026-07-26 · 2 obs

● 2007-12-15 07:19:14
● 2026-07-26 19:19:40

●NSns3.su.se2007-12-15 → 2026-07-26 · 2 obs

● 2007-12-15 07:19:14
● 2026-07-26 19:19:40

○NSns4.su.se2015-08-04 → 2016-05-09 · 5 obs

○ 2007-12-15 07:19:14
● 2015-08-04 11:13:22
● 2016-05-09 06:52:14
○ 2026-02-19 18:27:36
○ 2026-07-26 19:19:40

○MXe-mailfilter03.sunet.se2015-08-04 → 2016-05-09 · 5 obs

○ 2007-12-15 07:19:14
● 2015-08-04 11:13:22
● 2016-05-09 06:52:14
○ 2026-02-19 18:27:36
○ 2026-07-26 19:19:40

○MXe-mailfilter04.sunet.se2015-08-04 → 2016-05-09 · 5 obs

○ 2007-12-15 07:19:14
● 2015-08-04 11:13:22
● 2016-05-09 06:52:14
○ 2026-02-19 18:27:36
○ 2026-07-26 19:19:40

●MXmailfilter-ng-1.sunet.se2026-02-19 → 2026-07-26 · 3 obs

○ 2016-05-09 06:52:14
● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

●MXmailfilter-ng-2.sunet.se2026-02-19 → 2026-07-26 · 3 obs

○ 2016-05-09 06:52:14
● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

●MXmailfilter-ng-3.sunet.se2026-02-19 → 2026-07-26 · 3 obs

○ 2016-05-09 06:52:14
● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

●MXmailfilter-ng-4.sunet.se2026-02-19 → 2026-07-26 · 3 obs

○ 2016-05-09 06:52:14
● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

○MXmx.su.se2007-12-15 → 2007-12-15 · 3 obs

● 2007-12-15 07:19:14
○ 2015-08-04 11:13:22
○ 2026-07-26 19:19:40

●A198.185.159.1442026-02-19 → 2026-07-26 · 2 obs

● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

●A198.185.159.1452026-02-19 → 2026-07-26 · 2 obs

● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

●A198.49.23.1442026-02-19 → 2026-07-26 · 2 obs

● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

●A198.49.23.1452026-02-19 → 2026-07-26 · 2 obs

● 2026-02-19 18:27:36
● 2026-07-26 19:19:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	a.ns.se, b.ns.se, c.ns.se, f.ns.se...	-
su.se	ns2.su.se, ns1.su.se, ns3.su.se	6 records

✅ Authoritative Response

Server:193.11.31.58

NS records: ns2.su.se, ns1.su.se, ns3.su.se

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for su.se (unsigned zone)

⏱️ Timing

Total: 849ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.49.23.144, 198.185.159.145...`
NS	3	`ns3.su.se, ns1.su.se...`
MX	4	`mailfilter-ng-1.sunet.se (pri: 10), mailfilter-ng-4.sunet.se (pri: 10)...`
TXT	1	`v=spf1 redirect=su.se`
SOA	1	`ipam.su.se hostmaster.su.se`

📌 Glue Records Collected

Total: 6

In-bailiwick: 6 (ns1.su.se, ns2.su.se, ns3.su.se...)

Analysis

Hierarchy

sf.su.se serves as the parent of sf22.sf.su.se and dyndhcp-184-28.sf.su.se.

IP Addresses

sf.su.se directs to four IP numbers, which are 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

generationthink.org, gracekendallbooks.com, greenlevelsmusic.com plus two other host names have IP numbers in common with sf.su.se.

Name Servers

Four name servers handle the delegation for sf.su.se: ipam.su.se, ns1.su.se, ns2.su.se and ns3.su.se.

The name servers of sf.su.se overlap at least partially with those of other domains — among them kunskapsbanken.su.se, fastighet.su.se, 128-26.152.237.130.in-addr.arpa and two more.

Each of the four hosts ipam.su.se, ns1.su.se, ns2.su.se and ns3.su.se has two IP addresses. ipam.su.se points to 130.237.181.2 and 2001:6b0:5:1220::2. ns1.su.se points to 130.237.181.242 and 2001:6b0:5:1226::242. ns2.su.se points to 130.237.181.250 and 2001:6b0:5:1227::250. ns3.su.se points to 193.11.31.58 and 2001:6b0:5:790::58.

Mail Servers

Mail for sf.su.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.

At least some of the mail servers used by sf.su.se are shared with other domains: media.kth.se, cesc.kth.se, jurnk.su.se and two others among them.

These mail servers tend to be used in conjunction with the mail servers mail.irfu.se.

Host names pointing to two IP addresses:

mailfilter-ng-1.sunet.se has two IP addresses: 192.36.171.207 and 2001:6b0:8:2::207.

mailfilter-ng-3.sunet.se has two IP addresses: 192.36.171.200 and 2001:6b0:8:2::200.

Host names resolving to a single IP address:

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

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

sf.su.se - robtex.com

sf.su.se

su.se

su.se

Key facts

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`sf.su.se`

`su.se`