kst-nu.dk
Last scanned: 2026-08-28 05:51:48  ·  1015ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   65ms
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   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.186.164.151 7200s server7151.serverpark.dk AS44869 FIBIA P/S 5.186.0.0/16 🇩🇰 Denmark Frederiksberg
📧 MX Records1 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
10 7200s server7151.serverpark.dk 5.186.164.151 server7151.serverpark.dk AS44869 FIBIA P/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover5.186.164.151
🔶 Autoconfig5.186.164.151
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   390ms
TXT Record
v=spf1 a mx include:_spf.serverpark.dk ~all
✉️ SPF
PolicyRecord (kst-nu.dk)
~all (soft fail) v=spf1 a mx include:_spf.serverpark.dk ~all
📨 DMARC
PolicyRecord (_dmarc.kst-nu.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)
🔐 DNSSEC114ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2012042942
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
65ms
A
63ms
MX
58ms
AAAA
106ms
TXT
390ms
CAA
68ms
HTTPS
81ms
TLSA
139ms
SOA
0ms
MTA-STS
127ms
DNSSEC
114ms
SRV
160ms
Total
1015ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 05:51:48 1015ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-02 11:56:39 893ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-26 05:43:31 626ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-25 19:19:21 592ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-23 06:02:00 913ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 05:14:50 12100ms 3 NS 1 A 1 MX 🔒 Secure View
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