zgm.dk
📜 Historical scan 2026-06-23 16:33:20  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   71ms
🌍 A Records1 records   66ms
📧 MX Records1 records   76ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.162.248
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   142ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records2 records   251ms
TXT Record
mscid=4wxFodLxfY+KjB0N3UQ3UZO6XnzNte+0IdlXcqO8Yy9887tTrUkbPRG3lj63b+d/qiJDrih02OAnX669XMYSdQ==
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (zgm.dk)
-all (hard fail) v=spf1 include:spf.protection.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)
🔐 DNSSEC88ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA70ms
FieldValue
Serial1
Primary NS (MNAME)ns1.bdm.microsoftonline.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
71ms
A
66ms
MX
76ms
AAAA
66ms
TXT
251ms
CAA
63ms
HTTPS
76ms
TLSA
146ms
SOA
70ms
MTA-STS
64ms
DNSSEC
88ms
SRV
142ms
Total
1048ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 16:54:57 826ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 16:33:20 1048ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 12:18:10 983ms 4 NS 1 A 1 MX 🔓 Insecure View
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