caltech.dk - dns.ninja

`caltech.dk`

DNSSEC	⚠️ Not signed
A	91.189.41.129^{🇸🇪 BALLOU-AS91.189.40.0/21 Ballou}
		PTR	`webframe.ballou.se`
NS	`ns1.loopia.se` ⭐
		A	2a02:250:ffff::20^{🇸🇪 LOOPIA2a02:250:ffff::/48}
			PTR	`ns1.loopia.se`
		A	93.188.0.20^{🇸🇪 LOOPIA93.188.0.0/24 SE-LOOPIA Loopia AB}
			PTR	`ns1.loopia.se`
NS	`ns2.loopia.se`
		A	2a02:250:fffe::20^{🇸🇪 LOOPIA22a02:250:fffe::/48}
			PTR	`ns2.loopia.se`
		A	185.71.156.20^{🇸🇪 LOOPIA2185.71.156.0/24}
			PTR	`ns2.loopia.se`
MX	`caltech-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:mailgun.org include:send.he...`
SOA	`ns1.loopia.se`registry@loopia.se serial=1785974400

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1786047120localtime Thu Aug 6 22:12:00 2026gmtime Thu Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1786047120

Same first word

caltech.biz

caltech.cn

caltech.eu

caltech.eng.br

caltech.com.tw

caltech.hu

caltech.se

caltech.ie

caltech.co.th

caltech.bank

caltech.co

caltech.be

caltech.pl

caltech.edu

caltech.fr

caltech.email

caltech.co.uk

caltech.com.my

caltech.online

caltech.es

caltech.ru

caltech.college

caltech.com

caltech.io

caltech.info

caltech.ai

caltech.mobi

caltech.dk

caltech.ca

caltech.de

caltech.nl

caltech.africa

caltech.us

caltech.net

caltech.org

caltech.co.nz

caltech.com.br

Similar names

clatech.co.th

clachet.com

thelacc.org

lcatech.net

cltahec.com

chaltec.com

lactech.com

lecchat.com

theaccl.com

lecatch.com

acltech.co.in

alctech.com

lcatech.com

cltahec.org

clatech.com

clatech.ch

acltech.ca

thelcca.org

acltech.com

clechat.com

chaletc.com

chaltec.de

aceclht.com

telchac.com

thecalc.org

thelacc.com

lactech.ca

techlca.com

catchle.com

DNS History

10 records (4 active, 6 former)

○NSns1.ballou.se2015-07-22 → 2020-02-04 · 4 obs

● 2015-07-22 19:55:46
● 2020-02-04 20:20:30
○ 2026-02-17 09:00:44
○ 2026-08-06 20:20:08

●NSns1.loopia.se2026-02-17 → 2026-08-06 · 3 obs

○ 2020-02-04 20:20:30
● 2026-02-17 09:00:44
● 2026-08-06 20:20:08

○NSns2.ballou.se2015-07-22 → 2020-02-04 · 4 obs

● 2015-07-22 19:55:46
● 2020-02-04 20:20:30
○ 2026-02-17 09:00:44
○ 2026-08-06 20:20:08

●NSns2.loopia.se2026-02-17 → 2026-08-06 · 3 obs

○ 2020-02-04 20:20:30
● 2026-02-17 09:00:44
● 2026-08-06 20:20:08

○NSns3.ballou.se2015-07-22 → 2020-02-04 · 4 obs

● 2015-07-22 19:55:46
● 2020-02-04 20:20:30
○ 2026-02-17 09:00:44
○ 2026-08-06 20:20:08

●MXcaltech-dk.mail.protection.outlook.com2020-02-04 → 2026-08-06 · 3 obs

○ 2017-02-12 18:55:12
● 2020-02-04 20:20:30
● 2026-08-06 20:20:08

○MXsmtp-fe.ballou.se2015-07-22 → 2017-02-12 · 4 obs

● 2015-07-22 19:55:46
● 2017-02-12 18:55:12
○ 2020-02-04 20:20:30
○ 2026-08-06 20:20:08

○A54.217.208.1092015-07-22 → 2016-06-22 · 4 obs

● 2015-07-22 19:55:46
● 2016-06-22 23:44:56
○ 2017-02-12 18:55:12
○ 2026-08-06 20:20:08

○A87.237.212.982017-02-12 → 2020-02-04 · 5 obs

○ 2016-06-22 23:44:56
● 2017-02-12 18:55:12
● 2020-02-04 20:20:30
○ 2026-02-17 09:00:44
○ 2026-08-06 20:20:08

●A91.189.41.1292026-02-17 → 2026-08-06 · 3 obs

○ 2020-02-04 20:20:30
● 2026-02-17 09:00:44
● 2026-08-06 20:20:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
caltech.dk	ns2.loopia.se, ns1.loopia.se	-

✅ Authoritative Response

Server:93.188.0.20

NS records: ns2.loopia.se, ns1.loopia.se

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caltech.dk (unsigned zone)

⏱️ Timing

Total: 1011ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.189.41.129`
NS	2	`ns1.loopia.se, ns2.loopia.se`
MX	1	`caltech-dk.mail.protection.outlook.com (`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.loopia.se registry.loopia.se`

Analysis

IP Addresses

caltech.dk directs to one IP number, which is 91.189.41.129.

Among the host names that share IP numbers with caltech.dk are bacalah.com, gira.se, gratisbingopengar.com and two others.

Name Servers

caltech.dk has two authoritative name servers — ns1.loopia.se and ns2.loopia.se.

caltech.dk has the same name server delegation as a number of other domains, such as vatterhem.se, goodwill.nu, elmroth.com and two more.

The name servers of caltech.dk overlap at least partially with those of other domains — among them morfosia.com, flaskpost.org, codekick.com and two more.

These name servers commonly appear alongside the name servers ns3.loopia.se and ns4.loopia.se.

Both ns1.loopia.se and ns2.loopia.se have two IP addresses each. ns1.loopia.se resolves to 93.188.0.20 and 2a02:250:ffff::20; ns2.loopia.se resolves to 185.71.156.20 and 2a02:250:fffe::20.

Mail Servers

caltech.dk routes its mail through a single mail server, caltech-dk.mail.protection.outlook.com.

caltech-dk.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.0, 52.101.68.5 and 52.101.73.12, along with 5 other.