sk12.dk

📜 Historical scan 2026-08-20 00:37:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sk12.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.126.246.182 is hosted by DigitalOcean, LLC (AS14061) in Germany. Mail is handled by sk12-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 53ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.126.246.182	3600s	—	AS14061	DigitalOcean, LLC	144.126.192.0/18	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	sk12-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::9 52.101.68.25 52.101.68.32 52.101.73.11 52.101.73.22	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.56
🔶 Autoconfig	46.30.213.122

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 209ms

TXT Record
google-site-verification=h2py3tpWvyg3LUabTxl8uVdi237h4fQ-LaNdEyBbQoM
v=spf1 mx ip4:152.115.52.16 include:spf.protection.outlook.com include:_custspf.one.com include:sendgrid.net ~all

✉️ SPF#

Policy	Record (sk12.dk)
~all (soft fail)	v=spf1 mx ip4:152.115.52.16 include:spf.protection.outlook.com include:_custspf.one.com include:sendgrid.net ~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 2026-10-08 00:24:51

www	144.126.246.182 (AS14061) (address records, no CNAME)
www vs bare domain	Same network sk12.dk: 144.126.246.182 (AS14061) www.sk12.dk: 144.126.246.182 (AS14061)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

142ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081901
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 2026-10-07 01:37:23

Field	Value
Registrar	ONE.COM A/S
Registered	2022-09-16
Expires	2027-09-15 (333d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

41ms

55ms

AAAA

62ms

TXT

209ms

CAA

50ms

HTTPS

60ms

TLSA

1552ms

SOA

0ms

MTA-STS

53ms

DNSSEC

142ms

SRV

8058ms

Total

10467ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:24:51	1123ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 12:17:36	850ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 14:38:17	2463ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 12:39:22	3375ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 14:06:14	1012ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 00:37:23 shown	10467ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 20:02:35	3223ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 01:26:44	9776ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 22:37:34	1346ms	2 NS 1 A 1 MX	🔒 Secure