kptn.dk DNS records

🖥️ Nameservers2 records 26ms

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 Records2 records 23ms

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 Records3 records 183ms

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

🔗 TLSA / DANE4 records 42ms

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…

🔐 DNSSEC110ms

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

🏷️ SOA0ms

Field	Value
Serial	2413167387
Primary NS (MNAME)	clayton.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

26ms

A

26ms

MX

23ms

AAAA

24ms

TXT

183ms

CAA

32ms

HTTPS

29ms

TLSA

42ms

SOA

0ms

MTA-STS

44ms

DNSSEC

110ms

SRV

64ms

Total

592ms

🕐 Scan History

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