12l.dk
Last scanned: 2026-08-26 07:03:39  ·  492ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   45ms
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
🌍
No A records found
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   165ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (12l.dk)
-all (hard fail) v=spf1 -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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC102ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026081901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 RegistrationWHOIS fetched 2026-08-01 23:26:20
FieldValue
RegistrarONE.COM A/S
Registered2023-02-02
Expires2027-02-01 (153d)
📋 WHOIS
⏱️ Lookup Timing
NS
45ms
A
45ms
MX
42ms
AAAA
46ms
TXT
165ms
CAA
47ms
HTTPS
60ms
TLSA
28ms
SOA
0ms
MTA-STS
71ms
DNSSEC
102ms
SRV
60ms
Total
492ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 07:03:39 492ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-20 16:31:29 3453ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-06 21:01:08 4575ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-01 23:19:45 16537ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-20 18:27:57 2431ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 14:24:31 716ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 12:01:45 839ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:50:50 1172ms 2 NS 1 A 0 MX 🔒 Secure View
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