aid: mailboxvalidator
name: MailboxValidator
description: "Validate email address to improve deliverability"
url: https://www.mailboxvalidator.com/api-email-free
specificationVersion: '0.20'
created: '2026-05-28'
modified: '2026-05-28'
x-source: public-apis/public-apis
x-category: "Email"
x-tier: 3
x-tier-reason: bulk-registered-from-public-apis
tags:
  - Email
  - Public APIs
apis:
  - name: MailboxValidator
    description: "Validate email address to improve deliverability"
    humanURL: https://www.mailboxvalidator.com/api-email-free
    baseURL: https://www.mailboxvalidator.com/api-email-free
    tags:
      - Email
    properties:
      - type: Documentation
        url: https://www.mailboxvalidator.com/api-email-free
common:
  - type: Website
    url: https://www.mailboxvalidator.com/api-email-free
  - type: PublicAPIsListing
    url: https://github.com/public-apis/public-apis
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com