rddata.dk

📜 Historical scan 2026-09-07 12:08:48  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rddata.dk is a .dk domain served by 2 nameservers (meadow.ns.cloudflare.com, piers.ns.cloudflare.com). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.6.143 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.scannet.dk, mx2.scannet.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   29ms

🌍 A Records#

2 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.6.143 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.155.38 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   29ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.6.143
🔶 Autoconfig172.67.155.38

🔷 AAAA Records (IPv6)#

2 records   36ms

🔐 HTTPS Records#

1 records   34ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.6.143,172.67.155.38 ech=AEX+DQBB/QAgACBQg3ellCXeJRvOlB8Yey3fqdstHk0RSbjpD9BEyTN8DwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:68f,2606:4700:3031::ac43:9b26

📝 TXT Records#

1 records   148ms
TXT Record
v=spf1 a include:spf.scannet.dk ~all

✉️ SPF#

PolicyRecord (rddata.dk)
~all (soft fail) v=spf1 a include:spf.scannet.dk ~all

📨 DMARC#

PolicyRecord (_dmarc.rddata.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 19:04:34

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.rddata.dk kJHI24JY0uGGuuOE0iNwRIDYZlzV9HeY4mn3gDwCh7Y
TXT _acme-challenge.rddata.dk o8NfQ4yE_pdJLiEhrTccB26R96FEfaQfjtNztt0YIaw

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

106ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413853601
Primary NS (MNAME)meadow.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 02:00:18
FieldValue
RegistrarA/S SCANNET
Registered1998-02-16
Expires2027-07-31 (286d)

🔗 Same registrant#

14 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
29ms
A
37ms
MX
29ms
AAAA
36ms
TXT
148ms
CAA
32ms
HTTPS
34ms
TLSA
48ms
SOA
0ms
MTA-STS
48ms
DNSSEC
106ms
SRV
60ms
Total
1010ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 19:04:34 459ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-01 03:45:23 479ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-19 03:06:32 1202ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-14 13:07:59 3476ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-07 12:08:48 shown 1010ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-29 00:09:01 1985ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-27 20:46:06 3529ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-26 20:15:58 993ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-24 23:49:35 9995ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-26 18:04:17 532ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-24 03:38:16 564ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-23 09:09:40 1134ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-23 03:10:14 1205ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 22:07:27 2571ms 2 NS 1 A 2 MX 🔒 Secure
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