Code Examples
5 min
Legacy API — sunsets June 1, 2027
This page documents the original mailfloss API, which is being retired on June 1, 2027. New integrations should use the v1 API.
Single verification endpoint
curl --request GET \
--url 'https://api.mailfloss.com/verify?email={email_address}&api_key={api_key}'Batch verification endpoint
curl -X POST \
--url https://api.mailfloss.com/batch-verify?api_key={api_key} \
-d '{"emails":["email_address1", "email_address2"]}' -H "Content-Type: application/json"Get batch verification job status
curl --request GET \
--url 'https://api.mailfloss.com/batch-verify/{id}/status?api_key={api_key}'Get batch verification results of completed job
curl --request GET \
--url 'https://api.mailfloss.com/batch-verify/{id}?api_key={api_key}'