kortlink.dk

📜 Historical scan 2026-09-30 07:05:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kortlink.dk is a .dk domain served by 2 nameservers (molly.ns.cloudflare.com, tim.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.81.53 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mxext1.mailbox.org, mxext2.mailbox.org and 1 more. 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
molly.ns.cloudflare.com	108.162.192.205 172.64.32.205 173.245.58.205 2606:4700:50::adf5:3acd 2803:f800:50::6ca2:c0cd 2a06:98c1:50::ac40:20cd	molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com molly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tim.ns.cloudflare.com	108.162.193.145 172.64.33.145 173.245.59.145 2606:4700:58::adf5:3b91 2803:f800:50::6ca2:c191 2a06:98c1:50::ac40:2191	tim.ns.cloudflare.com tim.ns.cloudflare.com tim.ns.cloudflare.com tim.ns.cloudflare.com tim.ns.cloudflare.com tim.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
104.21.81.53	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.218	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mxext1.mailbox.org	2001:67c:2050:104:0:1:25:1 80.241.60.212	mx1.mailbox.org mx1.mailbox.org	AS199118 Heinlein Support GmbH AS199118 Heinlein Support GmbH
10	300s	mxext2.mailbox.org	2001:67c:2050:104:0:2:25:1 80.241.60.215	mx2.mailbox.org mx2.mailbox.org	AS199118 Heinlein Support GmbH AS199118 Heinlein Support GmbH
20	300s	mxext3.mailbox.org	2001:67c:2050:104:0:3:25:1 80.241.60.216	mx3.mailbox.org mx3.mailbox.org	AS199118 Heinlein Support GmbH AS199118 Heinlein Support GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.138.218
🔶 Autoconfig	104.21.81.53

🔷 AAAA Records (IPv6)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:5135	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:8ada	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=104.21.81.53,172.67.138.218 ech=AEX+DQBBNAAgACBEVvV6qv+2EGSHksMVtzMtBb0W4uDonEFEC5F+QK8lNAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5135,2606:4700:3031::ac43:8ada

📝 TXT Records#

1 records 200ms

TXT Record
v=spf1 include:mailbox.org ~all

✉️ SPF#

Policy	Record (kortlink.dk)
~all (soft fail)	v=spf1 include:mailbox.org ~all

📨 DMARC#

Policy	Record (_dmarc.kortlink.dk)
p=none (monitor only)	v=DMARC1;p=none;rua=mailto:postmaster@kortlink.dk

📬 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 2026-10-09 14:12:24

www	104.21.81.53 172.67.138.218 2606:4700:3031::6815:5135 2606:4700:3031::ac43:8ada (AS13335) (address records, no CNAME)
www vs bare domain	Same network kortlink.dk: 104.21.81.53 172.67.138.218 2606:4700:3031::6815:5135 2606:4700:3031::ac43:8ada (AS13335) www.kortlink.dk: 104.21.81.53 172.67.138.218 2606:4700:3031::6815:5135 2606:4700:3031::ac43:8ada (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 175ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…

🔐 DNSSEC#

117ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2416215032
Primary NS (MNAME)	molly.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#

44ms

35ms

42ms

AAAA

48ms

TXT

200ms

CAA

61ms

HTTPS

35ms

TLSA

175ms

SOA

28ms

MTA-STS

67ms

DNSSEC

117ms

SRV

80ms

Total

2404ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:12:24	1604ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-02 07:15:42	2216ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-30 07:05:45 shown	2404ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-25 11:40:20	1344ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-03 17:24:58	1798ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 21:51:20	2842ms	2 NS 2 A 3 MX	🔓 Insecure