retstjek.dk
Last scanned: 2026-08-25 09:43:02  ·  2762ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   50ms
🌍 A Records2 records   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.2.133 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.129.63 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover104.21.2.133
🔶 Autoconfig172.67.129.63
🔷 AAAA Records (IPv6)2 records   52ms
🔐 HTTPS Records1 records   56ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.2.133,172.67.129.63 ech=AEX+DQBBAAAgACDbq7IDFeVrRWFTgvxLa0ZNhjGr4pWQZ4AWrd8KvSnYLgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:285,2606:4700:3037::ac43:813f
📝 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)
🔐 DNSSEC2083ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413014643
Primary NS (MNAME)aron.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
50ms
A
41ms
MX
30ms
AAAA
52ms
TXT
201ms
CAA
62ms
HTTPS
56ms
TLSA
102ms
SOA
0ms
MTA-STS
73ms
DNSSEC
2083ms
SRV
82ms
Total
2762ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 09:43:02 2762ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-25 01:53:02 709ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-24 01:41:29 1025ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-12 06:38:03 3382ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-19 07:22:05 17531ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-30 11:08:33 1587ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-19 13:31:43 568ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 14:01:13 1581ms 2 NS 1 A 0 MX 🔒 Secure View
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