martinholmandersen.dk
Last scanned: 2026-08-27 18:42:36  ·  9892ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   98ms
🌍 A Records1 records   1287ms
📧 MX Records1 records   181ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.stackmail.com 185.151.28.67 mx.stackmail.com AS48254 20i Limited
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.stackmail.com → 45.8.227.100
🔶 Autoconfig185.151.30.176
🔷 AAAA Records (IPv6)1 records   121ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a07:7800::176 3600s AS48254 20i Limited 2a07:7800:0:0:0:0:0:0/46 🇬🇧 United Kingdom
🔐 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)
🔐 DNSSEC9125ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1672488706
Primary NS (MNAME)ns1.stackdns.com
Responsible (RNAME)hostmaster@stackdns.com
Refresh1800s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
98ms
A
1287ms
MX
181ms
AAAA
121ms
TXT
475ms
CAA
98ms
HTTPS
112ms
TLSA
185ms
SOA
0ms
MTA-STS
247ms
DNSSEC
9125ms
SRV
259ms
Total
9892ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 18:42:36 9892ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 00:56:04 2077ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 12:02:22 1178ms 4 NS 1 A 1 MX ❓ Unknown View
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