doef.dk
📜 Historical scan 2026-08-26 09:47:01  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   89ms
NameserverIP addressesPTRASN / ISP
ns.efif.dk 195.254.168.23 ns.efif.dk AS51073 Aarhus Business College
ns2.efif.dk 195.254.168.12 ns2.efif.dk AS51073 Aarhus Business College
ns3.efif.dk 20.23.170.35 — AS8075 Microsoft Corporation
🌍 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 Records1 records   309ms
TXT Record
AABC
✉️ 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)
🔐 DNSSEC262ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2023100798
Primary NS (MNAME)ns.efif.dk
Responsible (RNAME)dns-zc@efif.dk
Refresh14400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
89ms
A
107ms
MX
96ms
AAAA
68ms
TXT
309ms
CAA
86ms
HTTPS
90ms
TLSA
32ms
SOA
0ms
MTA-STS
125ms
DNSSEC
262ms
SRV
105ms
Total
787ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 09:42:50 411ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-29 20:26:57 321ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-26 09:47:01 787ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-21 18:50:53 7733ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-20 18:43:11 4560ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-14 23:28:54 6493ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-13 06:39:44 3019ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-09 17:55:14 1361ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-07 14:03:11 17644ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-29 17:03:47 2408ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-26 19:07:34 16413ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-22 15:25:09 10024ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-18 15:54:47 12428ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-17 11:28:28 10252ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-11 06:31:34 8491ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-05 21:21:54 8824ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-03 14:51:40 9198ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-30 04:22:16 601ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-24 11:02:29 1026ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-22 14:44:12 483ms 3 NS 0 A 0 MX ⚠️ Bogus View
2026-06-20 19:45:32 592ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-20 17:09:53 14385ms 0 NS 0 A 0 MX ⚠️ Bogus View
2026-06-17 04:29:35 5575ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-17 04:18:38 843ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-17 04:12:55 348ms 3 NS 0 A 0 MX 🔒 Secure View
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