nfdk.dk
Last scanned: 2026-06-20 01:51:50  ·  332ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   41ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   70ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.100 600s dnsforward.simply.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —
📧 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)
🔐 DNSSEC163ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA40ms
FieldValue
Serial2026052104
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
41ms
A
70ms
MX
67ms
AAAA
73ms
TXT
112ms
CAA
60ms
HTTPS
67ms
TLSA
25ms
SOA
40ms
MTA-STS
42ms
DNSSEC
163ms
SRV
137ms
Total
332ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-20 01:51:50 332ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-20 00:57:12 5162ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-19 12:20:50 575ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 02:51:26 464ms 3 NS 1 A 0 MX 🔓 Insecure View
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