sfb-su.dk
Last scanned: 2026-08-24 02:16:32  ·  3130ms total
🧟 Lame delegation ⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   186ms
NameserverIP addressesPTRASN / ISP
ns3.bilinfo.dk — — —
ns4.bilinfo.dk — — —
ns5.bilinfo.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)
🔐 DNSSEC283ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure
🏷️ SOA
✗ No SOA record found
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
186ms
A
178ms
MX
123ms
AAAA
112ms
TXT
393ms
CAA
162ms
HTTPS
113ms
TLSA
61ms
SOA
108ms
MTA-STS
188ms
DNSSEC
283ms
SRV
202ms
Total
3130ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 02:16:32 3130ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-22 21:03:41 1440ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-21 20:57:22 1694ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-20 20:47:51 1329ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-19 19:24:38 6017ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-18 19:24:12 1446ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-17 16:01:49 1197ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-16 04:59:30 1531ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-15 02:52:42 1235ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-13 15:30:05 1274ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-11 09:18:13 3191ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-10 04:13:56 3313ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-08 20:28:12 1281ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-06 23:43:37 1141ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-01 23:03:39 1378ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-29 09:54:04 1619ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-27 11:25:21 1546ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-26 10:42:54 1575ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-25 10:20:33 1263ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-24 09:45:44 1084ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-23 08:13:58 1771ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-21 23:25:41 17275ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-20 12:06:29 9439ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-19 04:04:29 1444ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-18 02:50:33 1519ms 3 NS 0 A 0 MX ❓ Unknown View
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