17b.dk
Last scanned: 2026-06-27 17:51:43  ·  495ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
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 Records
🌍
No A records found
📧 MX Records1 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.17b.dk 2.111.33.214 2-111-33-214-static.dk.customer.tdc.net AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover2.111.33.214
🔶 Autoconfig2.111.33.214
🔷 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC66ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA39ms
FieldValue
Serial2015111001
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
46ms
A
42ms
MX
43ms
AAAA
40ms
TXT
137ms
CAA
32ms
HTTPS
36ms
TLSA
52ms
SOA
39ms
MTA-STS
48ms
DNSSEC
66ms
SRV
52ms
Total
495ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-27 17:51:43 495ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-18 23:53:28 743ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-18 09:12:33 904ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-16 12:44:53 4449ms 0 NS 0 A 0 MX 🔒 Secure View
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