ckff.dk
📜 Historical scan 2026-06-16 21:01:10  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   57ms
NameserverIP addressesPTRASN / ISP
dns1.cscdns.net — — —
dns2.cscdns.net — — —
🌍 A Records1 records   85ms
IPTTLPTRASNISP / OrgCIDRCountryCity
128.0.75.219 — — AS198631 Region Hovedstaden 128.0.72.0/22 🇩🇰 Denmark Copenhagen
📧 MX Records2 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
10 — smtp1.speednames.com 185.26.230.84 mxa.speednames.com AS34922 CSC Administrative Services Limited
20 — smtp2.speednames.com 185.26.230.90 mxb.speednames.com AS34922 CSC Administrative Services Limited
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   190ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (ckff.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.ckff.dk)
p=reject v=DMARC1; p=reject;
📬 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)
🔐 DNSSEC197ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA57ms
FieldValue
Serial2018080815
Primary NS (MNAME)dns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh10800s
Retry1800s
Expire3600000s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
57ms
A
85ms
MX
58ms
AAAA
83ms
TXT
190ms
CAA
54ms
HTTPS
83ms
TLSA
54ms
SOA
57ms
MTA-STS
51ms
DNSSEC
197ms
SRV
0ms
Total
579ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 13:32:04 2716ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-27 23:52:07 741ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-20 05:05:55 799ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 22:51:28 65535ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 21:11:06 493ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 21:11:02 1921ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 21:01:10 579ms 2 NS 1 A 2 MX 🔒 Secure View
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