skivecollege.dk

📜 Historical scan 2026-09-29 20:41:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skivecollege.dk is a .dk domain served by 2 nameservers (meiling.ns.cloudflare.com, sullivan.ns.cloudflare.com). It was registered on 24 May 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.149 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
meiling.ns.cloudflare.com	108.162.194.254 162.159.38.254 172.64.34.254 2606:4700:50::a29f:26fe 2803:f800:50::6ca2:c2fe 2a06:98c1:50::ac40:22fe	meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sullivan.ns.cloudflare.com	108.162.195.161 162.159.44.161 172.64.35.161 2606:4700:58::a29f:2ca1 2803:f800:50::6ca2:c3a1 2a06:98c1:50::ac40:23a1	sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.45.149	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.215.175	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	1800s	eu-esec-01.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
1	1800s	eu-esec-02.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

2 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:2d95	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:d7af	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.45.149,172.67.215.175 ech=AEX+DQBByAAgACDkPIGbdvtH23IKJWkgQJjHKIVJ0qWWHM1aJxtba/6nFgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2d95,2606:4700:3037::ac43:d7af

🔌 SRV Records#

1 records 68ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

7 records 177ms

TXT Record
apple-domain-verification=stB2xbWLtm3asti5
autodesk-domain-verification=aqaL8x3SQpVCQydqxAd_
HARICA-2mEJLKpMGv7BOMEAH8A
HARICA-dFj0nESi4YTZjhGF7AJ
klaviyo-site-verification=YhPgJT
MS=ms35635419
v=spf1 include:o2._spf.hostedsepo.dk include:spf-esec.heimdalsecurity.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (skivecollege.dk)
-all (hard fail)	v=spf1 include:o2._spf.hostedsepo.dk include:spf-esec.heimdalsecurity.com include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.skivecollege.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:gcafy1yi@ag.dmarcian-eu.com, mailto:test1@example.com; ruf=mailto:gcafy1yi@fr.dmarcian-eu.com, mailto:test1@example.com;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

12 records 33ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	harica.gr
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	harica.gr
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-24 03:22:01

www	104.21.45.149 172.67.215.175 2606:4700:3035::6815:2d95 2606:4700:3037::ac43:d7af (AS13335) (address records, no CNAME)
www vs bare domain	Same network skivecollege.dk: 104.21.45.149 172.67.215.175 2606:4700:3035::6815:2d95 2606:4700:3037::ac43:d7af (AS13335) www.skivecollege.dk: 104.21.45.149 172.67.215.175 2606:4700:3035::6815:2d95 2606:4700:3037::ac43:d7af (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u214558.wl059.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u214558.wl059.sendgrid.net	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 160ms

Service / Owner	Type	Cert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC#

109ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

33ms

Field	Value
Serial	2416152459
Primary NS (MNAME)	meiling.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 03:16:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-05-24
Expires	2029-05-31 (949d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
aspitmidtjylland.dk	Simply.com A/S
collegeskive.dk	Punktum dk A/S (direct)
ithaj.dk Deactivated	Punktum dk A/S (direct)
skive-outlet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

35ms

51ms

AAAA

44ms

TXT

177ms

CAA

33ms

HTTPS

35ms

TLSA

160ms

SOA

33ms

MTA-STS

55ms

DNSSEC

109ms

SRV

68ms

Total

1143ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 03:22:01	2896ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-21 02:38:12	779ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-04 20:59:15	644ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-29 20:41:45 shown	1143ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-28 20:24:39	1047ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-27 20:09:07	898ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-25 17:41:48	1548ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-22 09:09:05	1589ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-20 13:39:19	1184ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-14 08:53:48	1754ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-09 09:17:01	1731ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-27 17:16:10	9956ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-16 05:12:37	1858ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-27 06:11:20	1224ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-25 04:35:50	1272ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-22 11:58:45	1224ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-20 23:27:32	1068ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 14:42:08	3144ms	2 NS 2 A 2 MX	🔓 Insecure