Email Tools

ZeroDayCops Anonymous Email Sender for testing domains and inboxes you own or are authorized to assess.

Generate a secure 10-minute temporary disposable email inbox to receive emails without exposing your main inbox.

Lookup, validate syntax, evaluate alignment rules, and get policy recommendations.

Lookup, syntax parsing, include statement tracking, and DNS lookup limit auditing.

Identify active selectors and validate public DKIM keys and key sizes.

Analyze mail transfer routes, hop delays, and verification signals for security risks.

Check how well a domain resists sender identity impersonation and phishing.

SPF + DKIM + DMARC + MX + BIMI + MTA-STS + TLS-RPT comprehensive analyzer.

Check syntax compliance, check MX records, and detect disposable/role addresses.

Query mail servers, prioritize exchange weights, and identify hosting providers.

Check mail-server IPs and domains against real-time reputation lists.

Verify STARTTLS capabilities, certificate validations, and transport encryption.

Lookup BIMI records, parse SVG logos, and audit VMC certificate compliance.

Audit secure email transport policies and TLS reporting records.

Get a comprehensive 0–100 security report featuring a realistic 3D shield illustration.