exchange-mailserver.dk
📜 Historical scan 2026-06-17 09:08:40  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.68.239.133 — exchange-mailserver.dk
mailserver16.mitcom.dk		 AS39642 Sinal A/S 77.68.128.0/17 🇩🇰 Denmark Aalborg
📧 MX Records1 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
10 — barracuda.mitcom.dk 85.27.179.10 barracuda.mitcom.dk AS34705 Norlys Digital A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   185ms
TXT Record
v=spf1 a:exchange-mailserver.dk -all
✉️ SPF
PolicyRecord (exchange-mailserver.dk)
-all (hard fail) v=spf1 a:exchange-mailserver.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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC150ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA53ms
FieldValue
Serial2026032401
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
47ms
A
53ms
MX
38ms
AAAA
49ms
TXT
185ms
CAA
44ms
HTTPS
40ms
TLSA
197ms
SOA
53ms
MTA-STS
42ms
DNSSEC
150ms
SRV
0ms
Total
731ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 01:39:07 722ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 09:08:40 731ms 2 NS 1 A 1 MX 🔒 Secure View
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