catocommunications.dk
Last scanned: 2026-07-02 11:38:43  ·  511ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   35ms
NameserverIP addressesPTRASN / ISP
ns.semaphor.dk 195.190.25.50 ns.semaphor.dk AS201697 Semaphor
ns2.semaphor.dk 85.235.240.108 ns2.semaphor.dk AS3308 Norlys Digital A/S
🌍 A Records1 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
45.156.8.54 400s hjulben4.semaphor.dk AS201697 Semaphor 45.156.8.0/22 🇩🇰 Denmark —
📧 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   192ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (catocommunications.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.catocommunications.dk)
p=quarantine v=DMARC1; p=quarantine
📬 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.catocommunications.dk catocommunications.dk.acme.semaphor.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC63ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA32ms
FieldValue
Serial2025082700
Primary NS (MNAME)ns.semaphor.dk
Responsible (RNAME)hostmaster@semaphor.dk
Refresh3600s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)38400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
35ms
A
40ms
MX
38ms
AAAA
33ms
TXT
192ms
CAA
33ms
HTTPS
34ms
TLSA
44ms
SOA
32ms
MTA-STS
52ms
DNSSEC
63ms
SRV
102ms
Total
511ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 11:38:43 511ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-26 22:33:05 703ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-23 14:16:47 910ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 04:05:31 616ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 19:46:50 385ms 2 NS 1 A 0 MX 🔓 Insecure View
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