rdff.dk
📜 Historical scan 2026-06-18 00:37:06  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   67ms
🌍 A Records2 records   68ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.114.96.11 AS13335 Cloudflare, Inc. 188.114.96.0/22
188.114.97.11 AS13335 Cloudflare, Inc. 188.114.96.0/22
📧 MX Records3 records   67ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover172.67.218.31
🔶 Autoconfig188.114.96.1
🔷 AAAA Records (IPv6)2 records   72ms
🔐 HTTPS Records1 records   66ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.11,188.114.97.11 ech=AEX+DQBBXQAgACCKtZprehaOOcZuI8UfRINUiU1H1hp2/GZSIeULHEiwSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::b,2a06:98c1:3121::b
📝 TXT Records3 records   338ms
TXT Record
google-site-verification=92kZeFaZmtyb04fCYmbT7QLT1Ans5vKWWzEYVwAQ0S0
google-site-verification=EJNvhOZQ-ZMvxap6Au7-aF1SVeunVvVZ0-LFHWXmGHk
v=spf1 include:_spf.mx.cloudflare.net a mx include:_spf.mlsend.com ~all
✉️ SPF
PolicyRecord (rdff.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net a mx include:_spf.mlsend.com ~all
📨 DMARC
PolicyRecord (_dmarc.rdff.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:cdfa5f03ed334f8ab9afc4ae8b47b778@dmarc-reports.cloudflare.net
📬 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   128ms
Service / OwnerTypeCert association
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
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.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
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…
🔐 DNSSEC201ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA68ms
FieldValue
Serial2405529107
Primary NS (MNAME)ashley.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
67ms
A
68ms
MX
67ms
AAAA
72ms
TXT
338ms
CAA
69ms
HTTPS
66ms
TLSA
128ms
SOA
68ms
MTA-STS
31ms
DNSSEC
201ms
SRV
162ms
Total
1489ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 12:47:02 1135ms 2 NS 2 A 3 MX 🔒 Secure View
2026-08-30 04:22:57 1719ms 2 NS 2 A 3 MX 🔒 Secure View
2026-08-12 16:50:30 41840ms 2 NS 2 A 3 MX 🔒 Secure View
2026-08-10 03:58:53 7556ms 2 NS 2 A 3 MX 🔒 Secure View
2026-07-16 10:44:06 2215ms 2 NS 2 A 3 MX 🔒 Secure View
2026-07-15 08:13:10 2156ms 2 NS 2 A 3 MX 🔒 Secure View
2026-06-25 00:57:22 1379ms 2 NS 2 A 3 MX 🔒 Secure View
2026-06-18 00:37:06 1489ms 2 NS 2 A 3 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone