coursebuild.dk
Last scanned: 2026-08-30 22:26:10  ·  175ms total
🧟 Lame delegation ⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers1 records   0ms
NameserverIP addressesPTRASN / ISP
nonexistent.punktum.dk — — —
🌍 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)
🔐 DNSSEC0ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsregistry sentinel delegation (no resolvable NS); DNSSEC not evaluated
🏷️ SOA
✗ No SOA record found
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
0ms
A
0ms
MX
0ms
AAAA
0ms
TXT
0ms
CAA
0ms
HTTPS
0ms
TLSA
1ms
SOA
0ms
MTA-STS
0ms
DNSSEC
0ms
SRV
0ms
Total
175ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 22:26:10 175ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-29 13:29:53 517ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-28 05:53:26 166ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-27 05:37:05 937ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-26 13:09:52 179ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-25 12:46:30 785ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-24 20:01:07 229ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-23 18:46:54 1677ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-22 14:05:43 2678ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-21 13:44:56 741ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-20 13:39:28 3789ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-19 05:13:02 2199ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-18 01:01:59 906ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-16 03:32:44 8809ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-14 08:15:41 777ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-11 00:56:52 1242ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-09 04:27:28 1065ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-06 18:47:51 814ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-04 03:25:44 1230ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-01 15:16:17 2676ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-31 10:50:06 24591ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-27 22:11:31 738ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-26 21:41:45 931ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-25 21:14:40 992ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-24 21:02:20 8625ms 1 NS 0 A 0 MX ❓ Unknown View
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