perssys.dk
Last scanned: 2026-09-04 13:36:52  ·  350ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   28ms
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)
🔐 DNSSEC100ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2016010995
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
28ms
A
25ms
MX
27ms
AAAA
29ms
TXT
94ms
CAA
22ms
HTTPS
28ms
TLSA
16ms
SOA
0ms
MTA-STS
36ms
DNSSEC
100ms
SRV
41ms
Total
350ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 13:36:52 350ms 3 NS 0 A 0 MX 🔒 Secure View
2026-09-03 09:57:08 436ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-30 10:31:04 319ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-26 21:14:35 428ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-26 11:47:37 425ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-24 11:13:57 4437ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-19 03:37:23 3142ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-18 01:38:59 2003ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-12 14:23:33 4530ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-11 04:06:24 4265ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-07 04:05:37 16605ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-03 21:07:27 1960ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-29 17:52:03 4661ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-26 23:15:57 6364ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-23 22:09:01 9907ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-22 19:13:24 13424ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-21 16:17:31 5185ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-16 21:03:44 16584ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-11 08:18:51 764ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-08 17:10:06 839ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-04 22:43:33 9902ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-03 11:47:15 385ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-28 14:42:58 803ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-23 19:49:46 9063ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-20 12:01:58 463ms 3 NS 0 A 0 MX 🔒 Secure View
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