xcdc.dk
Last scanned: 2026-08-28 10:04:17  ·  820ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   38ms
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
🌍 A Records1 records   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.51.79.114 3600s ph03.powernet.dk AS205984 Powernet Aps 185.51.78.0/23 🇩🇰 Denmark —
📧 MX Records3 records   55ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s mx0.starion.dk 185.51.78.87 mx5.starion.dk AS205984 Powernet Aps
10 3600s mx1.starion.dk 185.51.78.87 mx5.starion.dk AS205984 Powernet Aps
15 3600s mx2.starion.dk 185.51.78.87 mx5.starion.dk AS205984 Powernet Aps
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverwww.xcdc.dk → 185.51.79.114
🔶 Autoconfigwww.xcdc.dk → 185.51.79.114
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.xcdc.dk)
p=none (monitor only) v=DMARC1; p=none; pct=100; rua=mailto:uj@napatech.com;
📬 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.xcdc.dk www.xcdc.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC105ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026032700
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
38ms
A
38ms
MX
55ms
AAAA
37ms
TXT
178ms
CAA
40ms
HTTPS
55ms
TLSA
77ms
SOA
0ms
MTA-STS
63ms
DNSSEC
105ms
SRV
93ms
Total
820ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 10:04:17 820ms 3 NS 1 A 3 MX 🔓 Insecure View
2026-06-24 21:34:28 934ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-19 23:27:58 3253ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-17 23:34:30 1078ms 3 NS 1 A 3 MX 🔒 Secure View
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