b31.dk
Last scanned: 2026-06-26 02:38:30  ·  3146ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   241ms
NameserverIP addressesPTRASN / ISP
ns1.dnspro.dk 194.126.250.186 ns1.dnspro.dk AS9167 Norlys Digital A/S
ns2.dnspro.dk 212.98.111.44 — AS42525 GlobalConnect A/S
🌍 A Records1 records   168ms
IPTTLPTRASNISP / OrgCIDRCountryCity
194.126.250.184 10800s — AS9167 Norlys Telco A/S 194.126.250.0/24 🇩🇰 Denmark —
📧 MX Records1 records   192ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mail.b31.dk 194.126.250.189 mail.netprof.dk AS9167 Norlys Digital A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   430ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (b31.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.b31.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@b31.dk; ruf=mailto:dmarc@b31.dk; pct=100;
📬 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)
🔐 DNSSEC338ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA291ms
FieldValue
Serial2024031201
Primary NS (MNAME)ns1.dnspro.dk
Responsible (RNAME)hostmaster@dnspro.dk
Refresh3600s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
241ms
A
168ms
MX
192ms
AAAA
242ms
TXT
430ms
CAA
193ms
HTTPS
192ms
TLSA
2234ms
SOA
291ms
MTA-STS
271ms
DNSSEC
338ms
SRV
298ms
Total
3146ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 02:38:30 3146ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 13:57:18 2442ms 2 NS 1 A 1 MX 🔓 Insecure View
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