cshmail.dk
Last scanned: 2026-06-21 20:11:15  ·  1390ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   48ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records
🌍
No A records found
📧 MX Records2 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s smtp1.mailfence.com 212.3.242.78
212.3.242.78		 78.64-127.242.3.212.in-addr.arpa
smtp1.mailfence.com		 AS3356 Level 3 Parent, LLC
AS3356 Level 3 Parent, LLC
10 3600s smtp2.mailfence.com 212.3.242.79
212.3.242.79		 79.64-127.242.3.212.in-addr.arpa
smtp2.mailfence.com		 AS3356 Level 3 Parent, LLC
AS3356 Level 3 Parent, LLC
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   270ms
TXT Record
v=spf1 include:_spf.mailfence.com -all
✉️ SPF
PolicyRecord (cshmail.dk)
-all (hard fail) v=spf1 include:_spf.mailfence.com -all
📨 DMARC
PolicyRecord (_dmarc.cshmail.dk)
p=reject v=DMARC1; p=reject; pct=100;
📬 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   191ms
Service / OwnerTypeCert association
SMTP _25._tcp.smtp1.mailfence.com DANE-EE · SPKI · SHA-256 B743B88B07075A7647D7F3408CAADC83…
SMTP _25._tcp.smtp1.mailfence.com DANE-EE · SPKI · SHA-256 365AA7163E8212E423036D917C90CB48…
SMTP _25._tcp.smtp2.mailfence.com DANE-EE · SPKI · SHA-256 B743B88B07075A7647D7F3408CAADC83…
SMTP _25._tcp.smtp2.mailfence.com DANE-EE · SPKI · SHA-256 365AA7163E8212E423036D917C90CB48…
🔐 DNSSEC83ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA41ms
FieldValue
Serial2026011400
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
48ms
A
49ms
MX
33ms
AAAA
44ms
TXT
270ms
CAA
99ms
HTTPS
42ms
TLSA
191ms
SOA
41ms
MTA-STS
53ms
DNSSEC
83ms
SRV
148ms
Total
1390ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-21 20:11:15 1390ms 4 NS 0 A 2 MX 🔒 Secure View
2026-06-16 23:05:14 1031ms 4 NS 0 A 2 MX 🔒 Secure View
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