3fa.dk
📜 Historical scan 2026-06-16 12:45:53  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   60ms
NameserverIP addressesPTRASN / ISP
lisa.ns.cloudflare.com — — —
max.ns.cloudflare.com — — —
🌍 A Records2 records   59ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.114.96.9 — — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —
188.114.97.9 — — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   62ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a06:98c1:3120::9 — — AS13335 Cloudflare, Inc. 2a06:98c1:3120::/46 — —
2a06:98c1:3121::9 — — AS13335 Cloudflare, Inc. 2a06:98c1:3120::/46 — —
🔐 HTTPS Records1 records   58ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.9,188.114.97.9 ech=AEX+DQBBzAAgACCRSl2GarTD7edzme/SRSjBGfCZcUyEhedgk/e1csdNQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::9,2a06:98c1:3121::9
📝 TXT Records1 records   120ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (3fa.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.3fa.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s;
📬 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)
🔐 DNSSEC155ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA65ms
FieldValue
Serial2405846551
Primary NS (MNAME)lisa.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
60ms
A
59ms
MX
59ms
AAAA
62ms
TXT
120ms
CAA
61ms
HTTPS
58ms
TLSA
71ms
SOA
65ms
MTA-STS
40ms
DNSSEC
155ms
SRV
0ms
Total
473ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-28 01:57:02 8910ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-27 01:13:47 855ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 20:56:24 679ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-23 17:22:03 1192ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 12:45:53 473ms 2 NS 2 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone