dtklub.dk
Last scanned: 2026-08-27 17:58:41  ·  659ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   57ms
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   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
18.168.91.127 3600s ec2-18-168-91-127.eu-west-2.compute.amazonaws.com AS16509 Amazon.com, Inc. 18.168.0.0/14 🇬🇧 United Kingdom City of London
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverd1zuvh4qb0r2mx.cloudfront.net → 3.174.18.121
🔶 Autoconfigd1zuvh4qb0r2mx.cloudfront.net → 3.174.18.18
🔷 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
✗ 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.dtklub.dk d1zuvh4qb0r2mx.cloudfront.net
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC95ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026070403
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
57ms
A
50ms
MX
43ms
AAAA
51ms
TXT
167ms
CAA
54ms
HTTPS
52ms
TLSA
94ms
SOA
0ms
MTA-STS
69ms
DNSSEC
95ms
SRV
107ms
Total
659ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 17:58:41 659ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-25 11:32:11 631ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-05 08:37:24 2586ms 3 NS 1 A 0 MX 🔒 Secure View
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