colsen.dk
Last scanned: 2026-06-30 11:05:57  ·  711ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
51.158.157.190 3600s mail.artur.de AS12876 Scaleway SAS 51.158.0.0/15 🇳🇱 The Netherlands Haarlem
📧 MX Records1 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.artur.de 51.158.157.190 mail.artur.de AS12876 Scaleway SAS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   181ms
TXT Record
v=spf1 a:gnatmail.com a:mail.artur.de ip4:51.158.157.190 -all
✉️ SPF
PolicyRecord (colsen.dk)
-all (hard fail) v=spf1 a:gnatmail.com a:mail.artur.de ip4:51.158.157.190 -all
📨 DMARC
PolicyRecord (_dmarc.colsen.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)
🔐 DNSSEC57ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA44ms
FieldValue
Serial2026050302
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
38ms
MX
33ms
AAAA
43ms
TXT
181ms
CAA
33ms
HTTPS
37ms
TLSA
192ms
SOA
44ms
MTA-STS
38ms
DNSSEC
57ms
SRV
44ms
Total
711ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-30 11:05:57 711ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 04:41:39 654ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 21:50:43 530ms 2 NS 1 A 1 MX 🔒 Secure View
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