holdtsimonsen.dk
Last scanned: 2026-09-03 03:12:06  ·  780ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   51ms
🌍 A Records2 records   63ms
📧 MX Records1 records   59ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   272ms
TXT Record
v=spf1 include:outlook.com -all
✉️ SPF
PolicyRecord (holdtsimonsen.dk)
-all (hard fail) v=spf1 include:outlook.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)
🔐 DNSSEC101ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2023100501
Primary NS (MNAME)ns61.domaincontrol.com
Responsible (RNAME)dns@jomax.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
51ms
A
63ms
MX
59ms
AAAA
59ms
TXT
272ms
CAA
72ms
HTTPS
61ms
TLSA
87ms
SOA
0ms
MTA-STS
85ms
DNSSEC
101ms
SRV
90ms
Total
780ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 03:12:06 780ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-27 21:16:17 687ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-01 07:34:06 768ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-24 15:13:19 878ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-19 18:51:49 598ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 13:37:37 2339ms 2 NS 2 A 1 MX 🔓 Insecure View
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