kaltoft.dk
Last scanned: 2026-08-09 11:34:26  ·  1309ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   54ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records
🌍
No A records found
📧 MX Records4 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mxext1.mailbox.org 2001:67c:2050:104:0:1:25:1
80.241.60.212		 mx1.mailbox.org
mx1.mailbox.org		 AS199118 Heinlein-Support GmbH
AS199118 Heinlein-Support GmbH
10 3600s mxext2.mailbox.org 2001:67c:2050:104:0:2:25:1
80.241.60.215		 mx2.mailbox.org
mx2.mailbox.org		 AS199118 Heinlein-Support GmbH
AS199118 Heinlein-Support GmbH
10 3600s mxext3.mailbox.org 2001:67c:2050:104:0:3:25:1
80.241.60.216		 mx3.mailbox.org
mx3.mailbox.org		 AS199118 Heinlein-Support GmbH
AS199118 Heinlein-Support GmbH
10 3600s mxext4.mailbox.org 2001:67c:2050:104:0:4:25:1
80.241.60.217		 mx4.mailbox.org
mx4.mailbox.org		 AS199118 Heinlein-Support GmbH
AS199118 Heinlein-Support GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   130ms
TXT Record
v=spf1 include:mailbox.org ~all
✉️ SPF
PolicyRecord (kaltoft.dk)
~all (soft fail) v=spf1 include:mailbox.org ~all
📨 DMARC
PolicyRecord (_dmarc.kaltoft.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:postmaster@kaltoft.dk
📬 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 / DANE12 records   88ms
Service / OwnerTypeCert association
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext4.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext4.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext4.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
🔐 DNSSEC95ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026080701
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
54ms
A
47ms
MX
31ms
AAAA
44ms
TXT
130ms
CAA
33ms
HTTPS
43ms
TLSA
88ms
SOA
0ms
MTA-STS
57ms
DNSSEC
95ms
SRV
111ms
Total
1309ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-09 11:34:26 1309ms 2 NS 0 A 4 MX 🔒 Secure View
2026-06-17 17:04:43 1067ms 2 NS 0 A 3 MX 🔒 Secure View
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