tooltrainer.dk
Last scanned: 2026-08-31 05:48:41  ·  315ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   21ms
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 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)
🔐 DNSSEC94ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2019012491
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
21ms
A
23ms
MX
24ms
AAAA
24ms
TXT
97ms
CAA
40ms
HTTPS
30ms
TLSA
13ms
SOA
0ms
MTA-STS
33ms
DNSSEC
94ms
SRV
36ms
Total
315ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 05:48:41 315ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-26 14:41:42 366ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-25 08:39:55 2724ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-18 21:11:15 27281ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-12 19:06:46 2790ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-11 14:59:06 9455ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-08 14:59:27 4387ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-06 06:14:44 631ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-27 06:28:59 16745ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-24 04:49:07 13910ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-21 21:12:16 1910ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-16 23:44:20 9489ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-12 22:42:14 690ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-08 12:13:58 1983ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-04 21:18:42 2349ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-29 14:59:54 498ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-27 02:33:50 420ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-26 10:31:27 491ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-20 19:41:00 953ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-17 13:59:13 5288ms 3 NS 0 A 0 MX 🔒 Secure View
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