we-know.dk
📜 Historical scan 2026-06-22 07:56:52  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   59ms
🌍 A Records2 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.52.192 600s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.203.54 600s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)2 records   44ms
🔐 HTTPS Records1 records   58ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.52.192,172.67.203.54 ech=AEX+DQBB/QAgACBWoczHAiAaZTl4tvHtmmFqf5NRT/4zyj0bIVNtNFpxDAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cb36,2606:4700:3031::6815:34c0
📝 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)
🔐 DNSSEC85ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA77ms
FieldValue
Serial2403729424
Primary NS (MNAME)katelyn.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
59ms
A
36ms
MX
38ms
AAAA
44ms
TXT
240ms
CAA
37ms
HTTPS
58ms
TLSA
58ms
SOA
77ms
MTA-STS
43ms
DNSSEC
85ms
SRV
181ms
Total
535ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 13:13:53 2267ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-17 03:44:46 739ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-01 17:57:23 1343ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-22 07:56:52 535ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-18 08:49:20 984ms 2 NS 2 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone