dui.dk

📜 Historical scan 2026-06-17 05:00:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dui.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 July 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.148.28.150 is hosted by Webdock.io ApS (AS44803) in Denmark. Mail is handled by dui-dk.mail.protection.outlook.com. 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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	—	—	—
ns02.one.com	—	—	—

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.148.28.150	—	dui.dk	AS44803	Webdock.io ApS	45.148.28.0/22	🇩🇰 Denmark	Asperup

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	dui-dk.mail.protection.outlook.com	52.101.68.27 52.101.68.39 52.101.73.12 52.101.73.19	mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

1 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:1301:4050:45:148:28:150:0	—	—	AS44803	Webdock.io ApS	2a06:1301:4050:0:0:0:0:0/48	🇩🇰 Denmark	Nørre Åby

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 181ms

TXT Record
ms-domain-verification=1cd57bed-3eef-400a-87d8-b3f93a82fd28
ms-domain-verification=b81cb3ae-61d1-48fa-9f6a-5e2b45cc1277
v=spf1 a mx include:spf.protection.outlook.com a:mail.kimdamgroenhoej.dk include:spf.mira.dk -all

✉️ SPF#

Policy	Record (dui.dk)
-all (hard fail)	v=spf1 a mx include:spf.protection.outlook.com a:mail.kimdamgroenhoej.dk include:spf.mira.dk -all

📨 DMARC#

Policy	Record (_dmarc.dui.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=s; aspf=s;

📬 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 2026-10-08 01:56:51

www	45.148.28.150 2a06:1301:4050:45:148:28:150:0 (AS44803) (address records, no CNAME)
www vs bare domain	Same network dui.dk: 45.148.28.150 2a06:1301:4050:45:148:28:150:0 (AS44803) www.dui.dk: 45.148.28.150 2a06:1301:4050:45:148:28:150:0 (AS44803)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

4 found

Selector	CNAME	Key
default	—	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u2338829.wl080.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u2338829.wl080.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-dui-dk._domainkey.duilegogvirke.onmicrosoft.com	RSA · ~1024 bit below 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: 7/10 · policy: -all

error include:spf.mira.dk includes itself (directly or via another include): receivers return permerror

🔗 TLSA / DANE#

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

🔐 DNSSEC#

128ms

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

🏷️ SOA#

55ms

Field	Value
Serial	2026060801
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 2026-10-15 09:50:05

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-07-30
Expires	2029-09-30 (1075d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

49ms

38ms

45ms

AAAA

53ms

TXT

181ms

CAA

45ms

HTTPS

49ms

TLSA

2085ms

SOA

55ms

MTA-STS

63ms

DNSSEC

128ms

SRV

0ms

Total

2834ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 01:56:50	5266ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 23:37:23	1506ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 12:56:26	1658ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 00:13:25	2840ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 20:13:56	974ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 22:31:56	6892ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 19:07:36	1570ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 04:43:21	1357ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 17:23:45	1053ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 05:11:32	2824ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 05:10:54	14359ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 05:08:38	822ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 05:00:41 shown	2834ms	2 NS 1 A 1 MX	🔒 Secure