apsdk.dk
Last scanned: 2026-08-31 09:09:48  ·  2054ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   80ms
🌍 A Records1 records   104ms
📧 MX Records1 records   64ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverapsdk.dk → 45.76.135.235
🔶 Autoconfigapsdk.dk → 45.76.135.235
🔷 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.apsdk.dk apsdk.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC348ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083001
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
80ms
A
104ms
MX
64ms
AAAA
177ms
TXT
432ms
CAA
165ms
HTTPS
83ms
TLSA
869ms
SOA
0ms
MTA-STS
179ms
DNSSEC
348ms
SRV
186ms
Total
2054ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 09:09:48 2054ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 15:54:24 676ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-03 13:17:03 1596ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 00:46:42 922ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 13:37:20 683ms 2 NS 1 A 0 MX 🔒 Secure View
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