screenlearning.dk
📜 Historical scan 2026-06-20 14:54:59  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   311ms
🌍 A Records1 records   233ms
📧 MX Records2 records   230ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverscreenlearning.dk → 46.19.218.218
🔶 Autoconfigscreenlearning.dk → 46.19.218.218
🔷 AAAA Records (IPv6)1 records   269ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   763ms
TXT Record
v=spf1 a mx ?all
✉️ SPF
PolicyRecord (screenlearning.dk)
?all (neutral) v=spf1 a mx ?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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.screenlearning.dk screenlearning.dk
🔗 TLSA / DANE4 records   477ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mail-scanner.eu DANE-EE · SPKI · SHA-256 5BA58098DD53C342CE4F40E9E6716954…
SMTP _25._tcp.mx1.mail-scanner.eu DANE-TA · SPKI · SHA-256 6BD9212CE649C659C9CABC6CB60FCFFA…
SMTP _25._tcp.mx2.mail-scanner.eu DANE-EE · SPKI · SHA-256 5BA58098DD53C342CE4F40E9E6716954…
SMTP _25._tcp.mx2.mail-scanner.eu DANE-TA · SPKI · SHA-256 6BD9212CE649C659C9CABC6CB60FCFFA…
🔐 DNSSEC425ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA252ms
FieldValue
Serial2025030301
Primary NS (MNAME)ns1.oxilion.nl
Responsible (RNAME)postmaster@oxilion.nl
Refresh86400s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
311ms
A
233ms
MX
230ms
AAAA
269ms
TXT
763ms
CAA
222ms
HTTPS
250ms
TLSA
477ms
SOA
252ms
MTA-STS
337ms
DNSSEC
425ms
SRV
779ms
Total
5443ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 21:34:59 10107ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 14:54:59 5443ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 07:09:24 6115ms 3 NS 1 A 2 MX ⚠️ Bogus View
2026-06-18 01:32:42 6226ms 3 NS 1 A 2 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone