Folderly Lens - Cold-email domain and IP audit

Folderly Lens is a cold-email domain and IP audit tool that scans public DNS, authentication (SPF, DMARC, DKIM), MX records, IP reputation, and blacklist signals without requiring signup or mailbox access. It returns KILL/REHAB/KEEP verdicts with actionable fix plans for email sending infrastructure. Designed for email marketers, cold outreach teams, and infrastructure managers who need to validate domain and IP reputation before sending campaigns.

Audit cold-email sending domains before campaigns

Validate IP reputation for transactional mail

Identify blacklisted domains and IPs

Verify authentication setup (SPF, DMARC, DKIM)

Monitor multi-domain sending estates

Audit reseller email infrastructure

Detect DNS misconfigurations affecting deliverability

Check domain reputation before acquisition or migration