Hi Gino,

please add the APIKey parameter in your API request - you can get your free API key from http://www.email-validator.net/email-validation-online-api-get-free-trial.html.

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Best regards
Peter Clarke
Customer Support

Byteplant GmbH
Heilsbronner Strasse 4
D-91564 Neuendettelsau
mailto:support@byteplant.com http://www.byteplant.com