book4all.dk
Last scanned: 2026-07-03 09:34:21  ·  1019ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
37.97.41.147 3600s 37.97.41.147.dynamic.altibox.net AS29695 Lyse Tele 37.97.32.0/20 🇩🇰 Denmark Ikast
📧 MX Records2 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.book4all.dk 94.231.109.0 director1.mf.curanet.dk AS48854 team.blue Denmark A/S
100 3600s backup-mx.zitcom.dk 46.36.212.34
46.36.212.36
46.36.212.37
46.36.212.38
89.188.78.64
89.188.78.65
89.188.78.66
94.231.106.12		 node4.spamfilter.io
node8.spamfilter.io
node6.spamfilter.io
node7.spamfilter.io
node3.spamfilter.io
node9.spamfilter.io
node10.spamfilter.io
node2.spamfilter.io		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover37.97.41.147
🔶 Autoconfig37.97.41.147
🔷 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)
🔐 DNSSEC92ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA35ms
FieldValue
Serial2021111701
Primary NS (MNAME)ns1.123hotel.dk
Responsible (RNAME)hostmaster@123hotel.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
33ms
A
34ms
MX
40ms
AAAA
40ms
TXT
162ms
CAA
33ms
HTTPS
35ms
TLSA
301ms
SOA
35ms
MTA-STS
49ms
DNSSEC
92ms
SRV
46ms
Total
1019ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-03 09:34:21 1019ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-22 14:33:03 984ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 15:55:18 688ms 2 NS 1 A 2 MX 🔒 Secure View
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