sip01.dk
Last scanned: 2026-08-26 20:41:11  ·  5166ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   42ms
🌍 A Records
🌍
No A records found
📧 MX Records1 records   42ms
PriorityTTLMail ServerIP addressesPTRASN
0 60s sip01-dk.mail.protection.outlook.com
📧 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   271ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (sip01.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)
🔐 DNSSEC2077ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2022040604
Primary NS (MNAME)ns1.vipsupport.dk
Responsible (RNAME)hostmaster@sip01.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
56ms
MX
42ms
AAAA
61ms
TXT
271ms
CAA
47ms
HTTPS
93ms
TLSA
614ms
SOA
0ms
MTA-STS
75ms
DNSSEC
2077ms
SRV
2040ms
Total
5166ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 20:41:11 5166ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-08-16 02:49:48 6878ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-07-15 12:19:54 15470ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-07-14 00:46:03 14865ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-07-02 15:09:05 11330ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-26 03:11:26 10141ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-21 21:35:15 3214ms 4 NS 0 A 1 MX 🔓 Insecure View
2026-06-21 11:28:59 1191ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 14:35:50 4913ms 4 NS 0 A 1 MX 🔓 Insecure View
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