duus.dk
Last scanned: 2026-08-27 05:04:29  ·  9679ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   95ms
NameserverIP addressesPTRASN / ISP
ns4.dns-123.net 35.198.132.83 83.132.198.35.bc.googleusercontent.com AS396982 Google LLC
ns5.dns-123.net 35.187.184.173 173.184.187.35.bc.googleusercontent.com AS396982 Google LLC
ns6.dns-123.net 35.228.54.1 1.54.228.35.bc.googleusercontent.com AS396982 Google LLC
🌍 A Records1 records   95ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.186.164.157 7200s server7157.serverpark.dk AS44869 FIBIA P/S 5.186.0.0/16 🇩🇰 Denmark Frederiksberg
📧 MX Records1 records   67ms
PriorityTTLMail ServerIP addressesPTRASN
10 7200s server7157.serverpark.dk 5.186.164.157 server7157.serverpark.dk AS44869 FIBIA P/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover5.186.164.157
🔶 Autoconfig5.186.164.157
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   438ms
TXT Record
v=spf1 a mx include:_spf.serverpark.dk ~all
✉️ SPF
PolicyRecord (duus.dk)
~all (soft fail) v=spf1 a mx include:_spf.serverpark.dk ~all
📨 DMARC
PolicyRecord (_dmarc.duus.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC9099ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2009112563
Primary NS (MNAME)ns4.dns-123.net
Responsible (RNAME)admin@dns-123.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
95ms
A
95ms
MX
67ms
AAAA
72ms
TXT
438ms
CAA
108ms
HTTPS
64ms
TLSA
119ms
SOA
0ms
MTA-STS
154ms
DNSSEC
9099ms
SRV
148ms
Total
9679ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 05:04:29 9679ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-02 13:20:50 2514ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-26 22:53:03 524ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-22 16:08:57 1177ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 05:05:16 659ms 3 NS 1 A 1 MX 🔒 Secure View
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