josefine-o.dk
Last scanned: 2026-08-13 06:28:01  ·  3406ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   239ms
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 Records1 records   250ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.102.90.81 43200s plesk01.solido.net AS47292 Sentia Denmark A/S 91.102.88.0/21 🇩🇰 Denmark —
📧 MX Records1 records   228ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.twelveletter.com 149.210.169.89
2a01:7c8:aaac:328::1		 sigstop.twelveletter.com
sigstop.twelveletter.com		 AS20857 Signet B.V.
AS20857 Signet B.V.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   451ms
TXT Record
v=spf1 a mx include:mail.twelveletter.com ~all
✉️ SPF
PolicyRecord (josefine-o.dk)
~all (soft fail) v=spf1 a mx include:mail.twelveletter.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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC378ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
239ms
A
250ms
MX
228ms
AAAA
213ms
TXT
451ms
CAA
227ms
HTTPS
279ms
TLSA
364ms
SOA
0ms
MTA-STS
276ms
DNSSEC
378ms
SRV
274ms
Total
3406ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-13 06:28:01 3406ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 21:04:41 808ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 02:50:23 1582ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 13:06:23 795ms 2 NS 1 A 1 MX 🔒 Secure View
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