sikmo.dk
Last scanned: 2026-07-03 04:22:45  ·  753ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   35ms
🌍 A Records1 records   47ms
📧 MX Records1 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.20.205.46
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   43ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com
📝 TXT Records4 records   163ms
TXT Record
google-site-verification=1LRCiAqgvjLg9GllavYNDA9dkjjt8UCvYHhex0ilqv0
v=spf1 include:_spf.google.com include:mail.zendesk.com ~all
v=spf1 include:spf.simply.com -all
v=spf1 include:spf.zoho.eu include:eu.transmail.net ~all
✉️ SPF
⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (sikmo.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:mail.zendesk.com ~all
-all (hard fail) v=spf1 include:spf.simply.com -all
~all (soft fail) v=spf1 include:spf.zoho.eu include:eu.transmail.net ~all
📨 DMARC
PolicyRecord (_dmarc.sikmo.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
📬 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   55ms
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…
🔐 DNSSEC69ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA24ms
FieldValue
Serial2025092000
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
35ms
A
47ms
MX
48ms
AAAA
33ms
TXT
163ms
CAA
42ms
HTTPS
29ms
TLSA
55ms
SOA
24ms
MTA-STS
47ms
DNSSEC
69ms
SRV
43ms
Total
753ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-03 04:22:45 753ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-18 05:41:57 632ms 4 NS 1 A 1 MX 🔒 Secure View
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