13a.dk
Last scanned: 2026-08-28 02:01:20  ·  11502ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   48ms
NameserverIP addressesPTRASN / ISP
ns.andersenit.dk 185.200.74.101 ns.andersenit.dk AS198614 RockyNordic ApS
ns1.andersenit.dk 87.238.248.10 ns1.andersenit.dk AS198614 RockyNordic ApS
🌍 A Records
🌍
No A records found
📧 MX Records1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 60s azero4mps.azero.cloud 87.238.253.102 azero4mps.azero.cloud AS198614 RockyNordic ApS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   466ms
TXT Record
v=spf1 include:spf-a.rockynordic.com -all
✉️ SPF
PolicyRecord (13a.dk)
-all (hard fail) v=spf1 include:spf-a.rockynordic.com -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)
🔐 DNSSEC9068ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2023083002
Primary NS (MNAME)ns.andersenit.dk
Responsible (RNAME)hostmaster@andersenit.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
48ms
A
52ms
MX
41ms
AAAA
40ms
TXT
466ms
CAA
60ms
HTTPS
55ms
TLSA
2064ms
SOA
0ms
MTA-STS
93ms
DNSSEC
9068ms
SRV
99ms
Total
11502ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 02:01:20 11502ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-24 23:05:02 4723ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-17 16:12:17 16714ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-13 17:58:33 16624ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-21 01:25:29 488ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-16 12:57:30 1195ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-16 12:51:39 990ms 2 NS 0 A 1 MX 🔓 Insecure View
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