retrocomputingwithmike.dk
📜 Historical scan 2026-08-12 21:34:46  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   237ms
🌍 A Records1 records   247ms
📧 MX Records1 records   252ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.retrocomputingwithmike.dk 62.69.153.242 web02.mikjaer.com AS47527 DLX A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover62.69.153.242
🔶 Autoconfig62.69.153.242
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   734ms
TXT Record
v=spf1 +a +mx ?all
✉️ SPF
PolicyRecord (retrocomputingwithmike.dk)
?all (neutral) v=spf1 +a +mx ?all
📨 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)
🔐 DNSSEC391ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1786531263
Primary NS (MNAME)ns1.mikjaer.com
Responsible (RNAME)kontakt@mikjaer.com
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
237ms
A
247ms
MX
252ms
AAAA
300ms
TXT
734ms
CAA
248ms
HTTPS
264ms
TLSA
224ms
SOA
0ms
MTA-STS
328ms
DNSSEC
391ms
SRV
331ms
Total
2643ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 05:05:26 1549ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-28 19:54:42 1165ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-27 16:24:50 542ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-26 16:09:39 739ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-24 18:34:51 740ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-23 14:29:23 995ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-21 13:27:51 1556ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-20 13:13:04 4574ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-19 04:38:10 986ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-17 21:42:06 8798ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-15 02:10:02 1034ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-12 21:34:46 2643ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-11 12:56:15 4427ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-10 08:49:48 1072ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-08 18:30:25 8905ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-02 20:45:57 842ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-30 20:37:46 926ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-27 07:44:06 986ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-25 06:05:55 914ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-24 05:55:21 9715ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-22 03:28:35 706ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-20 16:54:08 981ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-18 13:11:35 925ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-17 11:30:17 1092ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-14 17:54:12 8624ms 2 NS 1 A 1 MX 🔓 Insecure View
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