rfh.dk
Last scanned: 2026-08-28 02:50:40  ·  711ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   52ms
🌍 A Records2 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.75.144 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.177.125 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   56ms
🔐 HTTPS Records1 records   51ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.75.144,172.67.177.125 ech=AEX+DQBB6QAgACAI2QZuys7+ocvDFl/Uo+DQlPDf5oIUQcbcgjL11GGmEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b17d,2606:4700:3036::6815:4b90
📝 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)
🔐 DNSSEC86ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2412466074
Primary NS (MNAME)hugh.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
52ms
A
35ms
MX
62ms
AAAA
56ms
TXT
234ms
CAA
39ms
HTTPS
51ms
TLSA
84ms
SOA
0ms
MTA-STS
68ms
DNSSEC
86ms
SRV
69ms
Total
711ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 02:50:40 711ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-18 15:09:55 1064ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-17 10:35:05 8757ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-14 03:21:04 2088ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-07 00:57:57 1078ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-03 07:40:55 691ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-23 04:22:30 9776ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-16 12:34:45 825ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-11 23:18:25 8495ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-02 02:19:11 808ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-20 11:21:43 603ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-20 08:29:35 1106ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 22:08:21 944ms 2 NS 1 A 0 MX 🔓 Insecure View
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