handbook.dk
📜 Historical scan 2026-06-17 10:38:25  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   236ms
🌍 A Records2 records   66ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.67.232 AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.182.124 AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   78ms
🔷 AAAA Records (IPv6)2 records   254ms
🔐 HTTPS Records1 records   78ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.67.232,172.67.182.124 ech=AEX+DQBB4AAgACDCYF+8kn+lkITHi/BN3p8uJF8P53PV1auDSJxA263SZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b67c,2606:4700:3035::6815:43e8
📝 TXT Records1 records   180ms
TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.smtp2go.com -all
✉️ SPF
PolicyRecord (handbook.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:spf.smtp2go.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)
🔐 DNSSEC256ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA238ms
FieldValue
Serial2406710499
Primary NS (MNAME)eoin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
236ms
A
66ms
MX
78ms
AAAA
254ms
TXT
180ms
CAA
79ms
HTTPS
78ms
TLSA
195ms
SOA
238ms
MTA-STS
56ms
DNSSEC
256ms
SRV
0ms
Total
3244ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 16:20:14 1304ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-12 07:13:05 3873ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 10:38:25 3244ms 2 NS 2 A 1 MX 🔓 Insecure View
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