mail-in.dk

📜 Historical scan 2026-08-22 07:19:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mail-in.dk is a .dk domain served by 2 nameservers (arturo.ns.cloudflare.com, melina.ns.cloudflare.com). It was registered on 17 March 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.196.212.38 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mailin-dk01b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 250ms

Nameserver	IP addresses	PTR	ASN / ISP
arturo.ns.cloudflare.com	108.162.195.216 162.159.44.216 172.64.35.216 2606:4700:58::a29f:2cd8 2803:f800:50::6ca2:c3d8 2a06:98c1:50::ac40:23d8	arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melina.ns.cloudflare.com	108.162.194.184 162.159.38.184 172.64.34.184 2606:4700:50::a29f:26b8 2803:f800:50::6ca2:c2b8 2a06:98c1:50::ac40:22b8	melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 240ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.196.212.38	300s	—	AS3292	TDC Holding A/S	80.196.0.0/14	🇩🇰 Denmark	Fredericia

📧 MX Records#

1 records 269ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mailin-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca09::6 52.101.68.10 52.101.68.25 52.101.73.153 52.101.73.22	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 567ms

TXT Record
v=spf1 ip4:80.196.212.36/30 ip6:2001:6c8:dc81:101::/64 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (mail-in.dk)
~all (soft fail)	v=spf1 ip4:80.196.212.36/30 ip6:2001:6c8:dc81:101::/64 include:spf.protection.outlook.com ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-23 03:59:02

www	188.114.96.1 188.114.97.1 2606:4700:3034::6815:1cb9 2606:4700:3036::ac43:9317 (AS13335) (address records, no CNAME)
www vs bare domain	Different networks mail-in.dk: 80.196.212.38 (AS3292) www.mail-in.dk: 188.114.96.1 188.114.97.1 2606:4700:3034::6815:1cb9 2606:4700:3036::ac43:9317 (AS13335) (all like this)
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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector2	selector2-mailin-dk01b._domainkey.mailin.onmicrosoft.com	RSA · ~2048 bit

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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

432ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412850835
Primary NS (MNAME)	arturo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-23 04:19:05

Field	Value
Registrar	Domænehajen ApS
Registered	2003-03-17
Expires	2027-03-31 (157d)

🔗 Same registrant#

4 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
ceuten.dk	Domænehajen ApS
fdxconsulting.dk	Domænehajen ApS
mhphoto.dk	Domænehajen ApS
ospf.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

250ms

240ms

269ms

AAAA

263ms

TXT

567ms

CAA

252ms

HTTPS

230ms

TLSA

438ms

SOA

0ms

MTA-STS

349ms

DNSSEC

432ms

SRV

399ms

Total

6548ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 03:59:02	603ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 21:52:12	1315ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 19:40:01	1367ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 19:29:20	1449ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 18:54:22	911ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 18:41:06	1423ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 04:24:14	2304ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 15:53:52	676ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-22 07:19:37 shown	6548ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 16:46:44	2215ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 03:18:55	2879ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-07 05:14:43	1603ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-31 10:36:23	17397ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 18:42:18	9432ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 22:16:28	3787ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 22:28:10	1102ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 12:52:44	993ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 07:45:34	3054ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:34:33	1373ms	2 NS 1 A 1 MX	🔒 Secure