Email Security
Score
80/100
SPF
Risky
DKIM
Key present
DMARC
REJECT
Findings
8
DKIM
Selectors Found:
2
Key valid
onlinemail
2048-bit
Key valid
selector1
(Microsoft 365)
1024-bit (weak)
Technical Details
- onlinemail._domainkey.kontiki-skolen.dk
- Key size: 2048
- Status: Active
- selector1._domainkey.kontiki-skolen.dk
- Key size: 1024
- Provider: Microsoft 365
- Status: Active
- DKIM key is 1024-bit (allowed but deprecated)
Providers
- Unknown
- onlinemail
- Key size: 2048
- Status: Active
- onlinemail
- Microsoft 365
- selector1
- Key size: 1024
- Status: Active
- DKIM key is 1024-bit (allowed but deprecated)
- selector1
DKIM signs outgoing mail with a private key and publishes the matching public key in DNS. This check validates discovered DNS key records; it does not verify a live email message signature.