post42.dk

Records from scan: 2026-09-30 23:16:42 · 2996ms total · last checked 2026-10-18 15:23 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

post42.dk is a .dk domain served by 4 nameservers (ns-11.awsdns-01.com, ns-1186.awsdns-20.org, ns-1853.awsdns-39.co.uk and 1 more). It was registered on 13 June 2020 (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 not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-11.awsdns-01.com	205.251.192.11 2600:9000:5300:b00::1	ns-11.awsdns-01.com ns-11.awsdns-01.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1186.awsdns-20.org	205.251.196.162 2600:9000:5304:a200::1	ns-1186.awsdns-20.org ns-1186.awsdns-20.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1853.awsdns-39.co.uk	205.251.199.61 2600:9000:5307:3d00::1	ns-1853.awsdns-39.co.uk ns-1853.awsdns-39.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-701.awsdns-23.net	205.251.194.189 2600:9000:5302:bd00::1	ns-701.awsdns-23.net ns-701.awsdns-23.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	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	3600s	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#

2 records 211ms

TXT Record
protonmail-verification=9622502b8643c211bb56f874dc8fb824d6c96409
v=spf1 include:_spf.protonmail.ch include:outlook.com -all

✉️ SPF#

Policy	Record (post42.dk)
-all (hard fail)	v=spf1 include:_spf.protonmail.ch include:outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.post42.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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#

checked 2026-10-13 08:48:16

www	NXDOMAIN
www vs bare domain	Neither resolves post42.dk: no address www.post42.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 55ms

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

🔐 DNSSEC#

65ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

55ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1186.awsdns-20.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-14 08:51:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-06-13
Expires	2030-06-30 (1350d)

🔗 Same registrant#

1 domain

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
l14.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

38ms

36ms

AAAA

44ms

TXT

211ms

CAA

49ms

HTTPS

40ms

TLSA

55ms

SOA

55ms

MTA-STS

64ms

DNSSEC

65ms

SRV

68ms

Total

2996ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 23:16:42 shown	2996ms	4 NS 0 A 2 MX	🔓 Insecure
2026-09-19 10:45:25	3252ms	4 NS 0 A 2 MX	🔓 Insecure
2026-09-03 19:16:09	3601ms	4 NS 0 A 2 MX	🔓 Insecure
2026-08-27 09:52:19	857ms	4 NS 0 A 2 MX	🔓 Insecure
2026-06-17 20:25:50	1032ms	4 NS 0 A 3 MX	🔓 Insecure