MailboxValidator

Validate email address to improve deliverability

Endpoint	`https://www.mailboxvalidator.com`
Trust	100% uptime over 1 checks · ~978 ms
Pricing	See the provider
docs url	https://www.mailboxvalidator.com/api-email-free
auth	none
source	public_apis

Use it

Endpoint

https://www.mailboxvalidator.com

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/638

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}