Time out from hosting server : CredentialCache.DefaultCredentials

[LasseKofoed]

On one server, server side validation is not working. Found that this line creates a timeout.

https://github.com/tanveery/recaptcha-net/blob/0b4c8d7211303476ddb60a438fdbf6a680928b66/src/Recaptcha.Web-net45/RecaptchaVerificationHelper.cs#L164

Properly a server issue, but through I would point it out.