nkn.dk

📜 Historical scan 2026-10-01 00:06:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nkn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 January 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.185.159.144 is hosted by Squarespace, Inc. (AS53831) in United States. Mail is handled by nkn-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 34ms

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#

4 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nkn-dk.mail.protection.outlook.com	2a01:111:f403:ca09::26 2a01:111:f403:ca09::28 2a01:111:f403:ca3c::6 2a01:111:f403:ca3c::a 52.101.103.137 52.101.209.153 52.101.68.10 52.101.73.126	mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 56ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 150ms

TXT Record
MS=ms28335835
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (nkn.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 2026-10-13 15:37:46

www CNAME	ext-cust.squarespace.com (all on squarespace.com) → 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
www vs bare domain	Same network nkn.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831) www.nkn.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
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#

58ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026090601
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 2026-10-19 17:16:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-01-20
Expires	2028-03-31 (521d)

🔗 Same registrant#

6 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
lånepleje.dk	Punktum dk A/S (direct)
mercur.dk	Punktum dk A/S (direct)
nordicpowergroup.dk	A/S SCANNET
rundhøj.dk	Punktum dk A/S (direct)
skejbynord.dk	Punktum dk A/S (direct)
skejbyparkbo.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

36ms

41ms

AAAA

38ms

TXT

150ms

CAA

38ms

HTTPS

48ms

TLSA

646ms

SOA

35ms

MTA-STS

38ms

DNSSEC

58ms

SRV

56ms

Total

1160ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 06:51:34	1764ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-01 00:06:08 shown	1160ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-26 02:49:55	851ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-07 10:27:50	1352ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-26 20:10:31	957ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-17 13:04:51	7775ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-09 01:51:22	1734ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-23 08:52:27	17072ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-09 04:58:02	1358ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-19 15:33:26	830ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-17 13:57:24	2965ms	2 NS 4 A 1 MX	🔒 Secure