41concepts.dk
Last scanned: 2026-08-28 07:10:29  ·  1085ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
🌍 A Records1 records   44ms
📧 MX Records7 records   57ms
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   217ms
TXT Record
v=spf1 include:_spf.google.com ~all
✉️ SPF
PolicyRecord (41concepts.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all
📨 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)
🔐 DNSSEC140ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080901
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
39ms
A
44ms
MX
57ms
AAAA
82ms
TXT
217ms
CAA
52ms
HTTPS
41ms
TLSA
107ms
SOA
0ms
MTA-STS
71ms
DNSSEC
140ms
SRV
103ms
Total
1085ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 07:10:29 1085ms 2 NS 1 A 7 MX 🔒 Secure View
2026-08-09 16:07:16 1734ms 2 NS 1 A 7 MX 🔒 Secure View
2026-08-08 11:24:55 5871ms 2 NS 1 A 7 MX 🔒 Secure View
2026-07-15 15:38:36 1594ms 2 NS 1 A 7 MX 🔒 Secure View
2026-07-02 02:10:30 1736ms 2 NS 1 A 7 MX 🔒 Secure View
2026-07-02 00:35:36 795ms 2 NS 1 A 7 MX 🔒 Secure View
2026-06-16 13:14:07 966ms 2 NS 1 A 7 MX 🔒 Secure View
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