mailexchange.dk

Records from scan: 2026-10-13 22:35:42 · 1307ms total · last checked 2026-10-18 03:05 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mailexchange.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mailexchange-dk.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.211.38	600s	domain-parking.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mailexchange-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca3c::8 2a01:111:f403:ca3c::a 2a01:111:f403:ca48::c 52.101.103.39 52.101.185.24 52.101.209.153 52.101.91.156	mail-db7pr03cu00507.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-maspr04cu00104.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 121ms

TXT Record
MS=ms20775122
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

checked 2026-10-13 22:35:42

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Same network mailexchange.dk: 46.30.211.38 (AS51468) www.mailexchange.dk: 46.30.211.38 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

51ms

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

🏷️ SOA#

33ms

Field	Value
Serial	2026101301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-13 23:05:54

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-06-08
Expires	2030-06-30 (1351d)

🔗 Same registrant#

3 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
coruscant.dk	Punktum dk A/S (direct)
knex.dk	Punktum dk A/S (direct)
wesave.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

36ms

32ms

AAAA

28ms

TXT

121ms

CAA

29ms

HTTPS

35ms

TLSA

912ms

SOA

33ms

MTA-STS

46ms

DNSSEC

51ms

SRV

74ms

Total

1307ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 22:35:42 shown	1307ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 10:43:25	958ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:47:36	1170ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 06:01:40	710ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:22:48	731ms	2 NS 1 A 1 MX	🔒 Secure