Abstract Email Validation

Email · Operational · 30d uptime 100%
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Verify emails, phone numbers and IPs, block fraud and bots, and enrich your data with Abstract. Trusted by 10,000+ developers and teams.

Trust signals

Pricing
FREEMIUM
Auth
API_KEY
CORS
No
Rate limit
Rate limits vary by plan.
Health
392ms
Trust score
87 (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
Abstract Email Validation API — pricing, auth, CORS & health | Reqistry