bookkøreskole.dk xn--bookkreskole-zjb.dk
Last scanned: 2026-08-26 08:45:38  ·  445ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   42ms
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 Records
🌍
No A records found
📧 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)
🔐 DNSSEC90ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025112500
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
42ms
A
44ms
MX
41ms
AAAA
54ms
TXT
137ms
CAA
60ms
HTTPS
44ms
TLSA
26ms
SOA
0ms
MTA-STS
59ms
DNSSEC
90ms
SRV
63ms
Total
445ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 08:45:38 445ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-01 12:23:32 449ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-16 16:16:53 1013ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-16 16:11:26 2386ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-16 16:05:38 244ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-16 16:00:45 302ms 3 NS 0 A 0 MX 🔒 Secure View
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