fdkat.dk
Last scanned: 2026-08-18 23:52:53  ·  3076ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   243ms
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   249ms
IPTTLPTRASNISP / OrgCIDRCountryCity
81.31.50.5 3600s rproxy.sofor.fi AS41242 Sofor Oy 81.31.48.0/20 🇫🇮 Finland —
📧 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   1204ms
TXT Record
v=spf1 include:spf.mailjet.com include:_custspf.one.com include:spf.sofor.fi ?all
✉️ SPF
PolicyRecord (fdkat.dk)
?all (neutral) v=spf1 include:spf.mailjet.com include:_custspf.one.com include:spf.sofor.fi ?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)
🔐 DNSSEC427ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081801
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 RegistrationWHOIS fetched 2026-08-17 12:21:44
FieldValue
RegistrarONE.COM A/S
Registered2020-02-11
Expires2027-02-28 (179d)
📋 WHOIS
⏱️ Lookup Timing
NS
243ms
A
249ms
MX
240ms
AAAA
115ms
TXT
1204ms
CAA
243ms
HTTPS
271ms
TLSA
242ms
SOA
0ms
MTA-STS
345ms
DNSSEC
427ms
SRV
1118ms
Total
3076ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-18 23:52:53 3076ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-17 12:11:55 2998ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-12 22:55:12 2737ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-11 01:48:34 4496ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-19 12:31:40 4415ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:16:15 3497ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:14:36 9804ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:12:54 4376ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:09:45 6456ms 2 NS 1 A 0 MX 🔒 Secure View
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