kolding.dk

📜 Historical scan 2026-07-03 15:55:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kolding.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.64.13 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by mx1.hc780-75.c3s2.iphmx.com, mx2.hc780-75.c3s2.iphmx.com. The zone is DNSSEC-signed and validates, 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.64.13	3600s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records#

2 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.hc780-75.c3s2.iphmx.com	216.71.157.13 216.71.157.13 216.71.157.16 216.71.157.16 216.71.158.113 216.71.158.113 216.71.158.94 216.71.158.94	13.157.71.216.in-addr.arpa.c3s2.iphmx.com esa1.hc780-75.c3s2.iphmx.com 16.157.71.216.in-addr.arpa.c3s2.iphmx.com esa2.hc780-75.c3s2.iphmx.com 113.158.71.216.in-addr.arpa.c3s2.iphmx.com esa4.hc780-75.c3s2.iphmx.com 94.158.71.216.in-addr.arpa.c3s2.iphmx.com esa3.hc780-75.c3s2.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division
20	3600s	mx2.hc780-75.c3s2.iphmx.com	216.71.157.13 216.71.157.13 216.71.157.16 216.71.157.16 216.71.158.113 216.71.158.113 216.71.158.94 216.71.158.94	13.157.71.216.in-addr.arpa.c3s2.iphmx.com esa1.hc780-75.c3s2.iphmx.com 16.157.71.216.in-addr.arpa.c3s2.iphmx.com esa2.hc780-75.c3s2.iphmx.com 113.158.71.216.in-addr.arpa.c3s2.iphmx.com esa4.hc780-75.c3s2.iphmx.com 94.158.71.216.in-addr.arpa.c3s2.iphmx.com esa3.hc780-75.c3s2.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division

🔷 AAAA Records (IPv6)#

1 records 51ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2603:1020:5:6::33	3600s	—	AS8075	Microsoft Corporation	2603:1000:0:0:0:0:0:0/26	🇮🇪 Ireland	Dublin

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

3 records 55ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	exchange.kolding.dk
_sipfederationtls._tcp	10	1	5061	sip.kolding.dk
_xmpp-server._tcp	10	10	5269	sip.kolding.dk

📝 TXT Records#

10 records 118ms

TXT Record
_tmhm6coufedvqgm57k3x3ye2gcj82sz
apple-domain-verification=0Ou3pmURT5YfBO4e
apple-domain-verification=astMe5sY96Jv7ZqX
apple-domain-verification=JKXi0CBi6NV4fCYS
apple-domain-verification=wZEeinemxlPCyU5z
asv=392eec1eb5939b3ea95400153172013e
google-site-verification=zTFZKioUZ2gCZFJv8mIPP9MP0ZiqpOvJRRAtzkI7p7U
MS=ms63276456
q6n256m4ddyt7g9yb008jd166822xpdv
v=spf1 include:_spf27160.spfprotect.com -all

✉️ SPF#

Policy	Record (kolding.dk)
-all (hard fail)	v=spf1 include:_spf27160.spfprotect.com -all

📨 DMARC#

Policy	Record (_dmarc.kolding.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:659fadef3f4e8@dmarc-dk.centerasecurity.com; ruf=mailto:dmarc@kolding.dk; fo=1

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 13:39:58

www	20.50.64.13 2603:1020:5:6::33 (AS8075) (address records, no CNAME)
www vs bare domain	Same network kolding.dk: 20.50.64.13 2603:1020:5:6::33 (AS8075) www.kolding.dk: 20.50.64.13 2603:1020:5:6::33 (AS8075)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records 127ms

Service / Owner	Type	Cert association
HTTPS _443._tcp.kolding.dk	DANE-EE · SPKI · SHA-256	5503EA22CFAC4ADF4F8D2859133EA1FF…

🔐 DNSSEC#

119ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026070101
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-11 11:01:07

Field	Value
Registrar	A/S SCANNET
Registered	1997-01-31
Expires	2027-03-31 (164d)

🔗 Same registrant#

6 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
borgerenscentrum.dk	Simply.com A/S
campuskolding.dk	A/S SCANNET
fablabschool.dk	Punktum dk A/S (direct)
koldingskolekort.dk	Punktum dk A/S (direct)
lunderskovbib.dk	Punktum dk A/S (direct)
sangkraft-kolding.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

37ms

38ms

30ms

AAAA

51ms

TXT

118ms

CAA

36ms

HTTPS

44ms

TLSA

127ms

SOA

0ms

MTA-STS

53ms

DNSSEC

119ms

SRV

55ms

Total

853ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 13:39:58	2096ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-11 10:15:02	2135ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-19 05:13:45	1645ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-12 03:29:55	1068ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 11:45:32	1274ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 10:25:27	988ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-19 03:52:56	6550ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-06 01:00:15	1605ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-03 10:01:34	1155ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-26 02:24:56	1187ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-23 00:05:29	9520ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-11 04:04:50	2384ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-03 15:55:20 shown	853ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 14:19:18	793ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 13:19:19	1594ms	2 NS 1 A 2 MX	🔒 Secure