kort.dk

📜 Historical scan 2026-09-25 20:31:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kort.dk is a .dk domain served by 2 nameservers (lana.ns.cloudflare.com, ricardo.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.50 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, has no 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
lana.ns.cloudflare.com	108.162.192.182 172.64.32.182 173.245.58.182 2606:4700:50::adf5:3ab6 2803:f800:50::6ca2:c0b6 2a06:98c1:50::ac40:20b6	lana.ns.cloudflare.com lana.ns.cloudflare.com lana.ns.cloudflare.com lana.ns.cloudflare.com lana.ns.cloudflare.com lana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ricardo.ns.cloudflare.com	108.162.195.211 162.159.44.211 172.64.35.211 2606:4700:58::a29f:2cd3 2803:f800:50::6ca2:c3d3 2a06:98c1:50::ac40:23d3	ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.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
104.21.45.50	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.209.182	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a 64.233.162.27	lh-in-x1a.1e100.net lh-in-f26.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.45.50
🔶 Autoconfig	104.21.45.50

🔷 AAAA Records (IPv6)#

2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:2d32	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:d1b6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.45.50,172.67.209.182 ech=AEX+DQBBkwAgACB2w4vfa+M9HHlOZHTJfrR3J8XZyEh+mfsimKlmhHUyJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2d32,2606:4700:3035::ac43:d1b6

📝 TXT Records#

3 records 178ms

TXT Record
b9e8ee90a983486e8b2ceb33dcfe1e87
google-site-verification=GCKji0Tx3mURCV_yg9wIBlKrs7tF3358uV-sn9sVPK0
qb1mvff6rzx8m239kd6bg8q1jjsdd1f2

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-08 23:50:06

www	104.21.45.50 172.67.209.182 2606:4700:3033::6815:2d32 2606:4700:3035::ac43:d1b6 (AS13335) (address records, no CNAME)
www vs bare domain	Same network kort.dk: 104.21.45.50 172.67.209.182 2606:4700:3033::6815:2d32 2606:4700:3035::ac43:d1b6 (AS13335) www.kort.dk: 104.21.45.50 172.67.209.182 2606:4700:3033::6815:2d32 2606:4700:3035::ac43:d1b6 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.kort.dk	EISF32zDfXTQFPCudrI14TOcKVzyM95XvxKF4k3ovxs
TXT	_acme-challenge.kort.dk	RU6ETe1pKGF4sscRaqlrr6c3LD8DW_QjUQFGWdRbe0o

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 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#

0ms

Field	Value
Serial	2415771513
Primary NS (MNAME)	lana.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

31ms

35ms

34ms

AAAA

37ms

TXT

178ms

CAA

30ms

HTTPS

50ms

TLSA

115ms

SOA

0ms

MTA-STS

47ms

DNSSEC

109ms

SRV

62ms

Total

902ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 23:50:06	622ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-02 17:22:04	746ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 16:23:19	847ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-27 22:56:22	898ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-26 20:53:41	1558ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-25 20:31:39 shown	902ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-01 21:08:49	9781ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-27 08:32:45	943ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-19 21:58:04	1955ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-28 19:45:05	1831ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-03 07:49:31	10201ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-27 08:05:41	960ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-19 13:12:40	1256ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-18 07:07:20	979ms	2 NS 2 A 5 MX	🔓 Insecure