mailpass.dk

📜 Historical scan 2026-06-24 21:53:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mailpass.dk is a .dk domain served by 2 nameservers (ns1.heimdns.net, ns2.heimdns.net). It was registered on 21 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.52.105.157 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx.sohola.net. The zone is DNSSEC-signed and validates, 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 180ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.heimdns.net	2a01:4f9:c013:3e15::53 77.42.80.67	ns1.heimdns.net ns1.heimdns.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.heimdns.net	2a01:4f8:c012:84a2::53 88.99.85.105	ns2.heimdns.net ns2.heimdns.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.52.105.157	1337s	0x5734699d.static.cust.fastspeed.dk	AS3292	TDC Holding A/S	87.48.0.0/13	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	1337s	mx.sohola.net	213.142.141.225 2a00:b921:1:1337:10:141:0:225	mx.sohola.net mx.sohola.net	AS47527 DLX A/S AS47527 DLX A/S

🔷 AAAA Records (IPv6)#

1 records 24ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:5e41:b02:580:42:da7a:0:157	1337s	—	AS209424	Fastspeed A/s	2a09:5e41:800::/37	🇩🇰 Denmark	Ulfborg

🔐 HTTPS Records#

1 records 43ms

Priority	Target	SvcParams
1 service	.	alpn="h2"

📝 TXT Records#

1 records 135ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (mailpass.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.mailpass.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 MTA-STS#

332ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	1337
max_age	172800s
Policy MX	mx.sohola.net

📈 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 2026-10-07 18:15:33

www CNAME	mailpass.dk (all on mailpass.dk) → 87.52.105.157 2a09:5e41:b02:580:42:da7a:0:157 (AS3292 AS209424)
www vs bare domain	Same network mailpass.dk: 87.52.105.157 2a09:5e41:b02:580:42:da7a:0:157 (AS3292 AS209424) www.mailpass.dk: 87.52.105.157 2a09:5e41:b02:580:42:da7a:0:157 (AS3292 AS209424)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

6 found

Selector	CNAME	Key
default	—	Revoked (empty key)
dkim	—	Revoked (empty key)
k1	—	Revoked (empty key)
mail	—	Revoked (empty key)
s1	—	Revoked (empty key)
s2	—	Revoked (empty key)

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records 172ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.sohola.net	DANE-EE · SPKI · SHA-256	B773093E63819E4DD4910A7D61C2F318…

🔐 DNSSEC#

273ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

Key type	Algorithm	Public key
KSK	ECDSA P-256/SHA-256	EDeeSt2bMXo2WfSiiGJwk5w8aaA4SGL4jkcxLlxQ…

🏷️ SOA#

21ms

Field	Value
Serial	2026062409
Primary NS (MNAME)	ns1.heimdns.net
Responsible (RNAME)	hostmaster@heimdns.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-15 23:41:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2026-03-21
Expires	2027-03-20 (154d)

🔗 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
holt-larsen.dk	Punktum dk A/S (direct)
ipbot.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

180ms

36ms

32ms

AAAA

24ms

TXT

135ms

CAA

52ms

HTTPS

43ms

TLSA

172ms

SOA

21ms

MTA-STS

332ms

DNSSEC

273ms

SRV

0ms

Total

2741ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 13:53:46	1813ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 17:36:27	6347ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 15:47:40	6480ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-12 04:51:15	4179ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-03 16:47:29	2403ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-30 19:00:43	3075ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 08:52:35	4296ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 06:46:11	5911ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 22:24:44	838ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 21:53:35 shown	2741ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 12:52:12	7913ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 12:35:18	241ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 12:31:46	565ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 12:07:27	9185ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 15:59:20	12811ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:00:24	1510ms	2 NS 1 A 1 MX	🔒 Secure