Free Tools
Email deliverability tools
Free tools to check your DNS records, scan blacklists, and diagnose email deliverability issues.
SPF Record Checker
Verify your SPF (Sender Policy Framework) record is correctly configured to authorize your email sending servers.
DKIM Record Checker
Check your DKIM (DomainKeys Identified Mail) record to ensure email signatures are properly validated.
DMARC Record Checker
Validate your DMARC policy to protect your domain from email spoofing and phishing attacks.
MX Record Checker
Look up MX (Mail Exchange) records to verify your domain's mail server configuration and priority settings.
Blacklist Checker
Scan major email blacklists to check if your domain or IP address has been flagged as a spam source.
Reverse DNS Lookup
Perform reverse DNS lookups to verify PTR records and ensure your IP address resolves correctly.