codingclass.dk
📜 Historical scan 2026-06-16 21:40:51  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   96ms
NameserverIP addressesPTRASN / ISP
ns1.dns.services — — —
ns2.dns.services — — —
ns3.dns.services — — —
🌍 A Records1 records   95ms
IPTTLPTRASNISP / OrgCIDRCountryCity
139.162.178.13 — 139-162-178-13.ip.linodeusercontent.com AS63949 Akamai Connected Cloud 139.162.0.0/16 🇩🇪 Germany Frankfurt am Main
📧 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 Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC200ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA85ms
FieldValue
Serial2026032103
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)post@dns.services
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
96ms
A
95ms
MX
92ms
AAAA
89ms
TXT
231ms
CAA
96ms
HTTPS
97ms
TLSA
62ms
SOA
85ms
MTA-STS
88ms
DNSSEC
200ms
SRV
0ms
Total
491ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 18:43:50 538ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 22:53:25 633ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 17:10:32 1468ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-22 20:36:23 672ms 3 NS 1 A 0 MX ❓ Unknown View
2026-06-20 01:05:12 1721ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 21:43:06 346ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 21:40:51 491ms 3 NS 1 A 0 MX 🔓 Insecure View
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