ckff.dk
Last scanned: 2026-08-31 13:32:04  ·  2716ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   147ms
NameserverIP addressesPTRASN / ISP
dns1.cscdns.net 156.154.130.100
2610:a1:1022::100		 indom130.indomco.org
ns1.ascio.net		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
dns2.cscdns.net 156.154.131.100
2610:a1:1023::100		 ns4.ascio.net
ns3.domainnetwork.com		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
🌍 A Records1 records   111ms
IPTTLPTRASNISP / OrgCIDRCountryCity
128.0.75.219 86400s — AS198631 Region Hovedstaden 128.0.72.0/22 🇩🇰 Denmark Frederiksberg
📧 MX Records2 records   78ms
PriorityTTLMail ServerIP addressesPTRASN
10 14400s smtp1.speednames.com 185.26.230.84 mxa.speednames.com AS34922 CSC Administrative Services Limited
20 14400s 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   412ms
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)
🔐 DNSSEC2127ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
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
147ms
A
111ms
MX
78ms
AAAA
86ms
TXT
412ms
CAA
55ms
HTTPS
71ms
TLSA
161ms
SOA
0ms
MTA-STS
112ms
DNSSEC
2127ms
SRV
152ms
Total
2716ms
🕐 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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