Checkify Validation API

Checkify Validation API provides fast, reliable, and developer‑friendly validation for the most common data types used in modern applications: email addresses, phone numbers, and IP addresses. It is designed to help developers improve data quality, reduce user errors, and secure their systems with minimal effort. Key Features Email Validation Checks syntax, domain validity, MX records, and…

2 subscribers
9.4/10 popularity
57325 ms avg latency
62% success rate
4 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

Checkify Validation API endpoints

MethodEndpointDescription
GET health
/public/health
This endpoint is used to verify that the Checkify API is online and operational. It returns basic service information including status, service name, and version. Useful for…
GET email
/validate/email
Checks whether the provided email address is syntactically valid according to RFC standards. This endpoint does not send emails or verify inbox existence — it only validates…
GET phone
/validate/phone
Validates the structure of a phone number using international formatting rules. Checks syntax, length, and allowed characters. Does not verify ownership or carrier information.…
GET ip
/validate/ip
Validates IPv4 or IPv6 addresses. Checks whether the provided IP address is a valid IPv4 or IPv6 format. Useful for security checks, logging, and input validation. Returns a…

Checkify Validation API pricing

PlanPriceRate limitQuotas
BASIC Free 1 / second
  • Requests: 500 / monthly
PRO $1.99 / month 1 / second
  • Requests: 5,000 / monthly
ULTRA Recommended $9.99 / month 1 / second
  • Requests: 50,000 / monthly
MEGA $49.99 / month 2 / second
  • Requests: 500,000 / monthly

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