sylvestjespersen.dk
Last scanned: 2026-08-26 17:52:21  ·  824ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   47ms
🌍 A Records1 records   56ms
📧 MX Records1 records   49ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover188.138.4.36
🔶 Autoconfig188.138.4.36
🔷 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)
🔐 DNSSEC108ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2023091800
Primary NS (MNAME)ns.pi.dk
Responsible (RNAME)hostmaster@pi.dk
Refresh7200s
Retry3600s
Expire2600000s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
47ms
A
56ms
MX
49ms
AAAA
49ms
TXT
313ms
CAA
63ms
HTTPS
57ms
TLSA
75ms
SOA
0ms
MTA-STS
77ms
DNSSEC
108ms
SRV
112ms
Total
824ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 17:52:21 824ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-07-28 22:51:42 6522ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-07-18 16:33:19 28267ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-07-03 06:19:14 2445ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 17:07:03 2104ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 07:26:28 5289ms 3 NS 1 A 1 MX ❓ Unknown View
2026-06-20 02:35:01 4594ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 00:32:01 813ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 11:53:50 2473ms 3 NS 1 A 1 MX 🔓 Insecure View
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