1501.dk

📜 Historical scan 2026-06-20 04:02:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1501.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 1501-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 282ms

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#

🌍

No A records found

📧 MX Records#

1 records 261ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	1501-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::7 2a01:111:f403:ca04::a 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.8 52.101.73.15 52.101.73.153	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.99.200.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 650ms

TXT Record
MS=ms15548746
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (1501.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#

latest probe, not this scan · checked 2026-10-18 06:00:09

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Only www resolves 1501.dk: no address www.1501.dk: 46.30.211.38 (AS51468) (all like this)
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#

440ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

290ms

Field	Value
Serial	2026032401
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 2026-10-16 02:05:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-11-16
Expires	2028-11-30 (768d)

🔗 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
teleboks.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

282ms

212ms

261ms

AAAA

328ms

TXT

650ms

CAA

312ms

HTTPS

303ms

TLSA

393ms

SOA

290ms

MTA-STS

320ms

DNSSEC

440ms

SRV

318ms

Total

2394ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 06:00:08	1941ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-12 19:44:54	1153ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-27 06:53:53	4747ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-21 04:14:41	840ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-02 08:10:32	1324ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-04 21:55:41	4191ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-22 06:04:28	1117ms	2 NS 0 A 1 MX	⚠️ Bogus
2026-06-20 23:21:40	1011ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-20 04:02:31 shown	2394ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-19 17:19:57	639ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 12:44:03	1808ms	2 NS 0 A 1 MX	🔒 Secure