tjeknr.dk
Last scanned: 2026-08-24 19:40:12  ·  554ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   26ms
🌍 A Records2 records   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.79.44 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.141.238 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   49ms
🔐 HTTPS Records1 records   41ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.79.44,172.67.141.238 ech=AEX+DQBBGgAgACAHgAqXUNPsGp8SY7p3LxvlwzA9HnyO1d8HsVyEmB/eVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:4f2c,2606:4700:3034::ac43:8dee
📝 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
TXT _acme-challenge.tjeknr.dk Z7Ua-uqqXsOjksYuRVsi3y06uqc7cViNbo6etxr_EeQ
TXT _acme-challenge.tjeknr.dk _WIWrsCnVwoUTjjG8XuyouHDGoiS2EdLIwrzwaKktuo
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC85ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413022698
Primary NS (MNAME)ivan.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
26ms
A
38ms
MX
36ms
AAAA
49ms
TXT
198ms
CAA
45ms
HTTPS
41ms
TLSA
56ms
SOA
0ms
MTA-STS
69ms
DNSSEC
85ms
SRV
125ms
Total
554ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 19:40:12 554ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-26 10:30:52 886ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 11:32:01 1050ms 2 NS 2 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone