cffb.dk
📜 Historical scan 2026-08-19 03:33:52  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   101ms
NameserverIP addressesPTRASN / ISP
ns1.rsyd.dk 193.163.230.6 ns1.rsyd.dk AS44328 Region Syddanmark
ns2.rsyd.dk 193.163.227.5 ns2.rsyd.dk AS44328 Region Syddanmark
🌍 A Records1 records   106ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.163.231.69 3600s — AS44328 Region Syddanmark 193.163.224.0/20 🇩🇰 Denmark Odense
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC230ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial464
Primary NS (MNAME)ns1.rsyd.dk
Responsible (RNAME)hostmaster@rsyd.dk
Refresh10800s
Retry1080s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
101ms
A
106ms
MX
105ms
AAAA
84ms
TXT
487ms
CAA
102ms
HTTPS
86ms
TLSA
121ms
SOA
0ms
MTA-STS
140ms
DNSSEC
230ms
SRV
8175ms
Total
9257ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 04:05:43 17035ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-30 00:39:50 16991ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-26 18:04:54 18707ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-22 10:12:40 10379ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-19 03:33:52 9257ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-14 13:50:44 9567ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-12 23:21:43 7578ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-07 14:11:49 7307ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-30 12:44:12 5180ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-26 09:44:37 4862ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-21 17:23:49 4936ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-13 02:45:40 4848ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-06 23:10:11 9558ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-04 22:14:22 5005ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-30 10:14:10 4809ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-26 02:58:45 1448ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-19 01:26:14 2955ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-16 20:10:35 6144ms 2 NS 1 A 0 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone