fcd.dk
📜 Historical scan 2026-06-17 09:32:49  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   191ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   159ms
IPTTLPTRASNISP / OrgCIDRCountryCity
82.103.137.56 — — AS30736 Asergo Holding ApS 82.103.128.0/18 🇩🇰 Denmark —
📧 MX Records1 records   161ms
PriorityTTLMail ServerIP addressesPTRASN
10 — fcd.dk 82.103.137.56 — AS30736 Asergo Holding ApS
🔷 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)
🔐 DNSSEC301ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA153ms
FieldValue
Serial2026032501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
191ms
A
159ms
MX
161ms
AAAA
164ms
TXT
387ms
CAA
188ms
HTTPS
185ms
TLSA
216ms
SOA
153ms
MTA-STS
163ms
DNSSEC
301ms
SRV
0ms
Total
1608ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-01 05:39:15 676ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 23:28:21 871ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 12:56:06 1173ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 09:32:49 1608ms 2 NS 1 A 1 MX 🔒 Secure View
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