optometrikonference-2021.dk
Last scanned: 2026-08-27 17:53:19  ·  628ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   45ms
NameserverIP addressesPTRASN / ISP
ns1.bdm.microsoftonline.com 13.107.236.208
2603:1061:0:700::d0		 ns1-208.azure-dns.com
ns1-208.azure-dns.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns2.bdm.microsoftonline.com 150.171.21.208
2620:1ec:8ec:700::d0		 ns2-208.azure-dns.net
ns2-208.azure-dns.net		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns3.bdm.microsoftonline.com 204.14.183.208
2a01:111:4000:700::d0		 ns3-208.azure-dns.org
ns3-208.azure-dns.org		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns4.bdm.microsoftonline.com 208.84.5.208
2620:1ec:bda:700::d0		 ns4-208.azure-dns.info
ns4-208.azure-dns.info		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🌍 A Records1 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.103.123.36 1800s — AS204171 TD-K A/S 185.103.120.0/22 🇩🇰 Denmark Hvidovre
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   78ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records1 records   229ms
TXT Record
mscid=RCGIawnMe/z5cHbLPoueYyxEvkWejZUHQi3YU0O4f/LSRmRtNMnAzJHDuQW0kyQIPYfSoZ2zR8o4rxCBu0c9Vw==
✉️ 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)
🔐 DNSSEC117ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
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
45ms
A
47ms
MX
49ms
AAAA
44ms
TXT
229ms
CAA
47ms
HTTPS
41ms
TLSA
72ms
SOA
0ms
MTA-STS
72ms
DNSSEC
117ms
SRV
78ms
Total
628ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 17:53:19 628ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 04:45:05 837ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-23 16:05:08 707ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 17:10:42 936ms 4 NS 1 A 0 MX 🔓 Insecure View
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