ressys.dk
Last scanned: 2026-08-30 20:46:28  ·  354ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   25ms
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)
🔐 DNSSEC96ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2016010993
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
25ms
A
27ms
MX
23ms
AAAA
29ms
TXT
115ms
CAA
27ms
HTTPS
22ms
TLSA
12ms
SOA
0ms
MTA-STS
33ms
DNSSEC
96ms
SRV
39ms
Total
354ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 20:46:28 354ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-27 07:21:54 365ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-24 23:50:10 9981ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-19 12:34:58 3221ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-18 12:32:08 2357ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-13 10:16:33 582ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-12 06:43:41 4558ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-09 20:29:26 2480ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-07 14:43:45 840ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-27 11:02:54 4406ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-24 09:23:37 1232ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-21 23:50:35 9929ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-16 00:11:58 636ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-12 19:34:00 552ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-08 16:21:46 1175ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-05 00:17:15 515ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-30 06:30:50 2760ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-24 19:11:28 857ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-21 08:21:05 4699ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-19 21:31:26 395ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-18 05:52:28 477ms 3 NS 0 A 0 MX 🔒 Secure View
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