grr4.dk
Last scanned: 2026-08-31 11:19:52  ·  2429ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   81ms
🌍 A Records1 records   79ms
📧 MX Records4 records   113ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover46.30.215.59
🔶 Autoconfig46.30.215.59
🔷 AAAA Records (IPv6)1 records   127ms
🔐 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 / DANE4 records   232ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
🔐 DNSSEC539ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083102
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
81ms
A
79ms
MX
113ms
AAAA
127ms
TXT
570ms
CAA
92ms
HTTPS
75ms
TLSA
232ms
SOA
0ms
MTA-STS
416ms
DNSSEC
539ms
SRV
407ms
Total
2429ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 11:19:52 2429ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-03 19:03:25 811ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-01 23:40:31 3564ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 09:50:05 793ms 2 NS 1 A 4 MX 🔒 Secure View
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