rlk.dk
Last scanned: 2026-08-28 03:21:19  ·  626ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
NameserverIP addressesPTRASN / ISP
ns1.dns-sec.dk 92.241.203.106 ns1.dns-sec.dk AS3342 Cibicom A/S
ns2.dns-sec.dk 92.241.203.107 ns2.dns-sec.dk AS3342 Cibicom A/S
🌍 A Records
🌍
No A records found
📧 MX Records1 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s scanner.rntech.dk 92.241.203.110 scanner.rntech.dk AS3342 Cibicom A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   182ms
TXT Record
v=spf1 include:_spf.rntech.dk -all
✉️ SPF
PolicyRecord (rlk.dk)
-all (hard fail) v=spf1 include:_spf.rntech.dk -all
📨 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)
🔐 DNSSEC87ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025042901
Primary NS (MNAME)ns1.dns-sec.dk
Responsible (RNAME)admin@dns-sec.dk
Refresh900s
Retry1200s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
47ms
A
45ms
MX
44ms
AAAA
43ms
TXT
182ms
CAA
51ms
HTTPS
45ms
TLSA
65ms
SOA
0ms
MTA-STS
66ms
DNSSEC
87ms
SRV
75ms
Total
626ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:21:19 626ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-27 08:26:12 621ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-19 15:17:56 1978ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-17 11:36:46 928ms 2 NS 0 A 1 MX 🔓 Insecure View
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