f-b-r.dk
Last scanned: 2026-07-27 16:15:38  ·  26645ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers5 records   79ms
🌍 A Records1 records   77ms
📧 MX Records1 records   8070ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.101.112.129
🔶 Autoconfig46.36.206.130
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   9809ms
TXT Record
MS=ms27261774
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (f-b-r.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.f-b-r.dk)
p=reject v=DMARC1;p=reject;fo=1;
📬 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)
🔐 DNSSEC8056ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA62ms
FieldValue
Serial2025012522
Primary NS (MNAME)ns1pri.webhosting.dk
Responsible (RNAME)hostmaster@webhosting.dk
Refresh21600s
Retry3600s
Expire14515200s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
79ms
A
77ms
MX
8070ms
AAAA
8036ms
TXT
9809ms
CAA
76ms
HTTPS
8040ms
TLSA
100ms
SOA
62ms
MTA-STS
73ms
DNSSEC
8056ms
SRV
3164ms
Total
26645ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-27 16:15:38 26645ms 5 NS 1 A 1 MX 🔒 Secure View
2026-07-19 20:22:02 3556ms 5 NS 1 A 1 MX 🔒 Secure View
2026-06-22 02:07:53 4486ms 5 NS 1 A 1 MX 🔒 Secure View
2026-06-21 20:56:46 1168ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 09:10:00 1390ms 5 NS 1 A 1 MX 🔒 Secure View
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