12ab.dk

📜 Historical scan 2026-08-21 20:47:37  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

12ab.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 April 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.90.88.242 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by 12ab.dk. 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   20ms
NameserverIP addressesPTRASN / 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   6ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.90.88.242 600s static.242.88.90.157.clients.your-server.de AS24940 Hetzner Online GmbH 157.90.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

1 records   6ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s 12ab.dk 157.90.88.242 static.242.88.90.157.clients.your-server.de AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 22:25:45
www CNAME12ab.dk (all on 12ab.dk)
www vs bare domainSame network
12ab.dk: 157.90.88.242 (AS24940)
www.12ab.dk: 157.90.88.242 (AS24940)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
Key typeAlgorithmPublic key
KSK ECDSA P-256/SHA-256 p/QEFObaMXn0tdMb3KyVMAdl6rc8Hl5SDUB2vSQH…
ZSK ECDSA P-256/SHA-256 0bhUE3mtW4C1eBl3h+YhdZ+WoJJNM/MgZs67N9Jq…

🏷️ SOA#

6ms
FieldValue
Serial2026032501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-11 16:10:29
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-04-26
Expires2027-04-30 (194d)

🔗 Same registrant#

4 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).

DomainRegistrar
nikolailadefoged.dkPunktum dk A/S (direct)
partyfreak.dkPunktum dk A/S (direct)
simpelservice.dkPunktum dk A/S (direct)
thehut.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
20ms
A
6ms
MX
6ms
AAAA
16ms
TXT
59ms
CAA
83ms
HTTPS
26ms
TLSA
97ms
SOA
6ms
MTA-STS
8ms
DNSSEC
115ms
SRV
0ms
Total
827ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-23 12:16:33 632ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-19 03:55:04 1127ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-28 05:50:23 696ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 01:13:25 681ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-21 20:47:37 shown 827ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-26 17:57:03 800ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-20 04:50:45 474ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 12:39:07 514ms 2 NS 1 A 1 MX 🔒 Secure
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