kptn.dk

📜 Historical scan 2026-08-16 09:03:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kptn.dk is a .dk domain served by 2 nameservers (clayton.ns.cloudflare.com, lilyana.ns.cloudflare.com). It was registered on 19 February 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 259ms

Nameserver	IP addresses	PTR	ASN / ISP
clayton.ns.cloudflare.com	108.162.195.226 162.159.44.226 172.64.35.226 2606:4700:58::a29f:2ce2 2803:f800:50::6ca2:c3e2 2a06:98c1:50::ac40:23e2	clayton.ns.cloudflare.com clayton.ns.cloudflare.com clayton.ns.cloudflare.com clayton.ns.cloudflare.com clayton.ns.cloudflare.com clayton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lilyana.ns.cloudflare.com	108.162.194.244 162.159.38.244 172.64.34.244 2606:4700:50::a29f:26f4 2803:f800:50::6ca2:c2f4 2a06:98c1:50::ac40:22f4	lilyana.ns.cloudflare.com lilyana.ns.cloudflare.com lilyana.ns.cloudflare.com lilyana.ns.cloudflare.com lilyana.ns.cloudflare.com lilyana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 291ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	86400s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 809ms

TXT Record
protonmail-verification=77d2c0c3146afcede2de562dfc3c262d884fa894
t-verify=e754103ff11df3411b750c456147d500
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (kptn.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.kptn.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:junk@kptn.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 2026-10-16 15:53:35

www	Exists, no address
www vs bare domain	Neither resolves kptn.dk: no address www.kptn.dk: no address
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.kptn.dk	IVPQwbrV0W0KyJjpKN6yRGTqDl7csdeMmSJs2u4IbAA
TXT	_acme-challenge.kptn.dk	m-Yw0ZUvS3DHKIMd05a0MFkHEo4K-Fblo7Cjc0gw7jw

🔗 TLSA / DANE#

4 records 514ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

547ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2412317220
Primary NS (MNAME)	clayton.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 16:06:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-02-19
Expires	2027-02-28 (132d)

🔗 Same registrant#

2 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
geekstar.dk	Punktum dk A/S (direct)
tobey.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

259ms

222ms

291ms

AAAA

275ms

TXT

809ms

CAA

254ms

HTTPS

228ms

TLSA

514ms

SOA

0ms

MTA-STS

424ms

DNSSEC

547ms

SRV

370ms

Total

5987ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 15:53:35	1850ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-15 15:26:23	1423ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-12 12:02:29	3560ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-08 08:06:19	568ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-19 12:58:26	1177ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-26 13:47:46	592ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-25 00:30:46	672ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-17 19:18:49	3186ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-16 09:03:15 shown	5987ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-03 21:45:17	1184ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-08 22:48:37	1805ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-03 00:35:10	843ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-01 19:31:16	926ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-29 04:49:50	993ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-18 07:15:52	924ms	2 NS 0 A 2 MX	🔒 Secure