rssfeed.dk
📜 Historical scan 2026-07-02 22:16:51  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   35ms
🌍 A Records2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.8.218 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.140.71 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records3 records   35ms
🔷 AAAA Records (IPv6)2 records   35ms
🔐 HTTPS Records1 records   48ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.8.218,172.67.140.71 ech=AEX+DQBBXQAgACADdPjvLqt2VnSp5GnQCFOqdlHJM5oiUI/Op4xWu/9eNwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8c47,2606:4700:3037::6815:8da
📝 TXT Records1 records   176ms
TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all
✉️ SPF
PolicyRecord (rssfeed.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net ~all
📨 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 / DANE9 records   55ms
Service / OwnerTypeCert association
SMTP _25._tcp.route1.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
🔐 DNSSEC61ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA47ms
FieldValue
Serial2408062524
Primary NS (MNAME)beth.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
35ms
A
32ms
MX
35ms
AAAA
35ms
TXT
176ms
CAA
46ms
HTTPS
48ms
TLSA
55ms
SOA
47ms
MTA-STS
52ms
DNSSEC
61ms
SRV
62ms
Total
1146ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 22:45:58 834ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-21 17:36:56 12900ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-17 22:12:03 8423ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-02 22:16:51 1146ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-24 20:32:29 1245ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-22 05:52:36 1847ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-19 23:09:57 4601ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-18 08:32:13 23219ms 2 NS 2 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone