dotnetnerd.dk
📜 Historical scan 2026-08-16 06:08:16  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
🌍 A Records2 records   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.17.104 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.175.118 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   37ms
🔷 AAAA Records (IPv6)2 records   42ms
🔐 HTTPS Records1 records   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.17.104,172.67.175.118 ech=AEX+DQBB9gAgACC6kVhOC+xjEDoQ1vMbJc3XgeCJriRAar5NDsNVKErFNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1168,2606:4700:3033::ac43:af76
🔌 SRV Records1 records   298ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 10 2 5061 sipfed.online.lync.com
📝 TXT Records1 records   176ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (dotnetnerd.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)
🔐 DNSSEC2063ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2412331250
Primary NS (MNAME)fiona.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
41ms
MX
37ms
AAAA
42ms
TXT
176ms
CAA
51ms
HTTPS
39ms
TLSA
110ms
SOA
0ms
MTA-STS
67ms
DNSSEC
2063ms
SRV
298ms
Total
3133ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 05:06:38 789ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-16 06:08:16 3133ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-07 05:11:40 8977ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-01 23:25:55 1546ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 04:31:05 522ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 04:20:30 638ms 2 NS 2 A 1 MX 🔓 Insecure View
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