nfkskoler.dk
Last scanned: 2026-08-27 20:19:12  ·  662ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
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 Records4 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mx10.skolekom.dk — — —
20 43200s mx20.skolekom.dk — — —
30 43200s mx30.skolekom.dk — — —
40 43200s mx40.skolekom.dk — — —
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   204ms
TXT Record
MS=ms83989656
✉️ 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC149ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026080701
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
33ms
A
37ms
MX
54ms
AAAA
79ms
TXT
204ms
CAA
47ms
HTTPS
44ms
TLSA
61ms
SOA
0ms
MTA-STS
87ms
DNSSEC
149ms
SRV
81ms
Total
662ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 20:19:12 662ms 2 NS 0 A 4 MX 🔒 Secure View
2026-08-27 02:34:58 582ms 2 NS 0 A 4 MX 🔒 Secure View
2026-08-10 09:19:59 9621ms 2 NS 0 A 4 MX 🔒 Secure View
2026-07-08 13:21:34 793ms 2 NS 0 A 4 MX 🔒 Secure View
2026-06-21 20:31:20 420ms 2 NS 0 A 4 MX 🔒 Secure View
2026-06-21 15:10:19 512ms 2 NS 0 A 4 MX 🔒 Secure View
2026-06-21 06:10:35 1045ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 04:35:39 1214ms 2 NS 0 A 4 MX 🔒 Secure View
2026-06-18 11:12:54 734ms 2 NS 0 A 4 MX 🔒 Secure View
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