Cloudmersive Validate

Email · Operational · 30d uptime 100%

Validate email addresses, phone numbers, VAT numbers and domain names

Trust signals

Pricing
FREEMIUM
Auth
API_KEY
CORS
No
Rate limit
Rate limits vary by plan.
Health
351ms
Trust score
84 (B)

Last checked Sep 4, 2026 · uptime 24h 100% / 7d 100% / 30d 100%

Strong candidate; weakest signal is CORS.

Links

Integration checklist

  • Auth is API_KEY
  • No CORS — route calls through your backend.
  • Rate limit: Rate limits vary by plan.
More email APIs
Cloudmersive Validate API — pricing, auth, CORS & health | Reqistry