schultzlab.dk
📜 Historical scan 2026-06-18 02:46:24  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   196ms
🌍 A Records1 records   188ms
📧 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
📝 TXT Records1 records   1090ms
TXT Record
v=spf1 include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (schultzlab.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.schultzlab.dk)
p=reject v=DMARC1; p=reject
📬 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)
🔐 DNSSEC924ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA148ms
FieldValue
Serial2026061413
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
196ms
A
188ms
MX
263ms
AAAA
125ms
TXT
1090ms
CAA
241ms
HTTPS
379ms
TLSA
1300ms
SOA
148ms
MTA-STS
352ms
DNSSEC
924ms
SRV
533ms
Total
7804ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 00:34:37 813ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-29 13:01:47 2470ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-03 00:34:35 488ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-27 17:30:27 474ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-18 02:46:24 7804ms 2 NS 1 A 0 MX 🔓 Insecure View
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