sustine.dk
Last scanned: 2026-06-25 22:27:01  ·  4503ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   234ms
🌍 A Records1 records   243ms
📧 MX Records1 records   213ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig185.151.30.207
🔷 AAAA Records (IPv6)1 records   243ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a07:7800::207 3600s AS48254 20i Limited 2a07:7800:0:0:0:0:0:0/46 🇬🇧 United Kingdom
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   515ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records2 records   693ms
TXT Record
MS=ms73272103
v=spf1 include:spf.protection.outlook.com include:spf.stackmail.com -all
✉️ SPF
PolicyRecord (sustine.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:spf.stackmail.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)
🔐 DNSSEC469ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA280ms
FieldValue
Serial1708085507
Primary NS (MNAME)ns1.nunahosting.net
Responsible (RNAME)hostmaster@stackdns.com
Refresh1800s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
234ms
A
243ms
MX
213ms
AAAA
243ms
TXT
693ms
CAA
351ms
HTTPS
212ms
TLSA
1844ms
SOA
280ms
MTA-STS
246ms
DNSSEC
469ms
SRV
515ms
Total
4503ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-25 22:27:01 4503ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 00:50:55 4410ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 15:21:19 1109ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 13:48:32 2321ms 4 NS 1 A 1 MX ⚠️ Bogus View
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