1tk.dk
Last scanned: 2026-08-28 17:47:42  ·  465ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   27ms
🌍 A Records2 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.48.165 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.154.99 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   30ms
🔐 HTTPS Records1 records   27ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.48.165,172.67.154.99 ech=AEX+DQBBTAAgACCauk+cc3c7hdEYGHKp9jDfKiQxLE1kjlr+Bg+h14waEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:9a63,2606:4700:3037::6815:30a5
📝 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.1tk.dk 2V11YUzVSXaPxKbOYnlX60ZOYaxHJX2Zm-3CXxjaxaM
TXT _acme-challenge.1tk.dk j739mwo6nolu_Uc_m9W_S3dgOUxuddWfvvEydzx6Ui0
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC102ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413393834
Primary NS (MNAME)meg.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
27ms
A
33ms
MX
31ms
AAAA
30ms
TXT
139ms
CAA
28ms
HTTPS
27ms
TLSA
40ms
SOA
0ms
MTA-STS
47ms
DNSSEC
102ms
SRV
46ms
Total
465ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 17:47:42 465ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-09 06:13:01 1352ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-27 15:56:10 1301ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 01:30:13 1670ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 16:48:16 637ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 08:09:45 965ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-24 03:30:16 913ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 12:46:14 476ms 2 NS 2 A 0 MX 🔓 Insecure View
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