fithub.dk
📜 Historical scan 2026-08-26 10:04:24  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers7 records   47ms
🌍 A Records
🌍
No A records found
📧 MX Records2 records   60ms
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   573ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (fithub.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)
🔐 DNSSEC92ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2022112104
Primary NS (MNAME)ns1.markmonitor.com
Responsible (RNAME)hostmaster@markmonitor.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)172800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
47ms
A
62ms
MX
60ms
AAAA
63ms
TXT
573ms
CAA
100ms
HTTPS
65ms
TLSA
64ms
SOA
0ms
MTA-STS
75ms
DNSSEC
92ms
SRV
103ms
Total
2066ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 07:04:04 3562ms 7 NS 0 A 2 MX 🔓 Insecure View
2026-08-26 10:04:24 2066ms 7 NS 0 A 2 MX 🔓 Insecure View
2026-08-25 15:45:01 2185ms 7 NS 0 A 2 MX 🔓 Insecure View
2026-06-20 01:06:39 848ms 7 NS 0 A 2 MX 🔓 Insecure View
2026-06-17 09:50:03 680ms 7 NS 0 A 2 MX 🔓 Insecure View
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