kernelguy.dk
📜 Historical scan 2026-06-29 05:44:03  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   79ms
NameserverIP addressesPTRASN / ISP
ns1.dnsplatform.dk 94.130.53.176 placo01.platformcompany.dk AS24940 Hetzner Online GmbH
ns2.dnsplatform.dk 159.69.139.109 placo02.itplatform.dk AS24940 Hetzner Online GmbH
🌍 A Records1 records   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.104.247.29 43200s 87-104-247-29.static.ewii.dk AS204151 EWII Bredbaand A/S 87.104.240.0/20 🇩🇰 Denmark Kolding
📧 MX Records1 records   78ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.kernelguy.dk 87.104.247.29 87-104-247-29.static.ewii.dk AS204151 EWII Bredbaand A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover87.104.247.29
🔶 Autoconfig87.104.247.29
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   322ms
TXT Record
v=spf1 mx ~all
✉️ SPF
PolicyRecord (kernelguy.dk)
~all (soft fail) v=spf1 mx ~all
📨 DMARC
PolicyRecord (_dmarc.kernelguy.dk)
p=reject v=DMARC1; p=reject; pct=100; ruf=mailto:dmarc-reports@kernelguy.dk
📬 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)
🔐 DNSSEC152ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026061606
Primary NS (MNAME)ns1.dnsplatform.dk
Responsible (RNAME)hostmaster@dnsplatform.dk
Refresh3600s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 RegistrationWHOIS fetched 2026-07-04 19:27:14
FieldValue
RegistrarPlatform Company ApS
Registered2005-03-18
Expires2028-03-31 (575d)
📋 WHOIS
⏱️ Lookup Timing
NS
79ms
A
63ms
MX
78ms
AAAA
60ms
TXT
322ms
CAA
74ms
HTTPS
76ms
TLSA
138ms
SOA
0ms
MTA-STS
95ms
DNSSEC
152ms
SRV
121ms
Total
922ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:03:59 740ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-27 01:49:52 791ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-25 23:29:50 9722ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-24 21:17:48 1707ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-18 15:45:13 8784ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-17 15:12:19 16740ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-16 11:36:29 1908ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-12 01:11:38 16642ms 2 NS 1 A 1 MX ❓ Unknown View
2026-08-07 19:11:49 16654ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-29 04:39:08 9590ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-22 22:18:37 799ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-21 14:07:54 2546ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-20 04:45:32 1414ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-14 06:04:02 1311ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-12 14:08:06 1191ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-04 19:26:59 3508ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-03 18:55:14 1016ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-29 05:44:03 922ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 21:37:05 960ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 21:26:12 2081ms 2 NS 1 A 1 MX 🔓 Insecure View
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