sdsm.dk
Last scanned: 2026-06-17 23:28:40  ·  499ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   110ms
🌍 A Records1 records   31ms
📧 MX Records1 records   50ms
PriorityTTLMail ServerIP addressesPTRASN
10 mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.21.40.13
🔶 Autoconfig185.21.40.13
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   141ms
TXT Record
google-site-verification=8F6zRh5d4oCD2b21jDmz0zAdZf6VHC8r7xA4XEhbBYk
v=spf1 include:spf.simply.com include:spf.minuba.dk -all
✉️ SPF
PolicyRecord (sdsm.dk)
-all (hard fail) v=spf1 include:spf.simply.com include:spf.minuba.dk -all
📨 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 / DANE2 records   52ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
🔐 DNSSEC70ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA30ms
FieldValue
Serial2026033001
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
110ms
A
31ms
MX
50ms
AAAA
44ms
TXT
141ms
CAA
30ms
HTTPS
39ms
TLSA
52ms
SOA
30ms
MTA-STS
46ms
DNSSEC
70ms
SRV
55ms
Total
499ms
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