Email Verifier API
Verify any email address with a simple API call.
See in the documentation

The Email Verifier requires an email address. It returns the result of the verification to know if this email address is deliverable or not, with the detailed validations made and a confidence score. 


GET https://api.hunter.io/v2/email-verifier?email=steli@close.io&api_key=API_KEY
 
{
  "data" : {
    "result": "deliverable",
    "score": 91,
    "email" : "steli@close.io",
    "regexp": true,
    "gibberish": false,
    "disposable": false,
    "webmail": false,
    "mx_records": true,
    "smtp_server": true,
    "smtp_check": true,
    "accept_all": false,
    "block": false,
    "sources": [
      {
        "domain": "blog.close.io",
        "uri": "http://blog.close.io/how-to-become-great-at-sales",
        "extracted_on": "2015-01-26"
      },
      {
        "domain": "blog.close.io",
        "uri": "http://blog.close.io/how-to-do-referral-sales",
        "extracted_on": "2015-01-26"
      }
    ]
  },
  "meta" : {
    "params" : {
      "email" : "steli@close.io"
    }
  }
}

See in the documentation