skolesurf.dk
Last scanned: 2026-09-03 20:28:14  ·  390ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   32ms
NameserverIP addressesPTRASN / ISP
ns07.sac-it.dk 85.235.243.63 ns07.sac-it.dk AS3308 Norlys Digital A/S
ns08.sac-it.dk 128.76.60.63 ns08.sac-it.dk AS3292 TDC Holding A/S
🌍 A Records
🌍
No A records found
📧 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)
🔐 DNSSEC70ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026090301
Primary NS (MNAME)ns07.sac-it.dk
Responsible (RNAME)hostmaster@skolesurf.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
32ms
A
27ms
MX
30ms
AAAA
27ms
TXT
165ms
CAA
37ms
HTTPS
26ms
TLSA
31ms
SOA
0ms
MTA-STS
65ms
DNSSEC
70ms
SRV
53ms
Total
390ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 20:28:14 390ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-27 23:43:40 367ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-20 04:55:49 1437ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-13 18:20:19 1208ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-08 05:24:05 8476ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-01 16:42:37 422ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-23 08:51:12 644ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-17 05:25:42 2393ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-15 16:51:49 9394ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-03 16:27:56 355ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-25 05:51:45 489ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-24 13:28:23 491ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-24 02:56:43 718ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-22 15:18:33 897ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 06:02:07 624ms 2 NS 0 A 0 MX 🔓 Insecure View
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