h2tech.dk
Last scanned: 2026-08-12 01:27:47  ·  1860ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   182ms
🌍 A Records1 records   211ms
📧 MX Records1 records   244ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverh2tech.dk → 208.111.34.134
🔶 Autoconfigh2tech.dk → 208.111.34.134
🔷 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.h2tech.dk h2tech.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC328ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
182ms
A
211ms
MX
244ms
AAAA
240ms
TXT
374ms
CAA
183ms
HTTPS
244ms
TLSA
71ms
SOA
0ms
MTA-STS
286ms
DNSSEC
328ms
SRV
267ms
Total
1860ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 01:27:47 1860ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-22 00:36:26 6604ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 14:32:12 735ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 05:22:25 700ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 08:49:54 1644ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 10:14:01 1572ms 2 NS 1 A 0 MX 🔒 Secure View
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