Accurate, guaranteed cloud-based email validation technology from an ISO 27001 rated company you can trust. Check your email lists in bulk via your dashboard using our CORE service if you have up to 500,000 email addresses or contact us direct for larger volume lists. Need an API? You can be up and running with MORE, our API in fifteen minutes or less. MORE delivers 74 datapoints about every email address, so you can filter sign-ups, spot disposable emails and keep your data clean.