Issue
After enabling SSL Click tracking on the account, branded links fail randomly with the error 'Stream Timeout'
Product
Twilio SendGrid (Email API and/or Marketing Campaigns)
Cause
DNS caching issues that were not detected during the SSL Click tracking enablement process
Resolution
Please make sure your CDN/Proxy points to http://sendgrid.net instead of https://sendgrid.net as mentioned at SSL troubleshooting: How to deal with 'Wrong Link' error
Additional Information
If you need further assistance, feel free to contact our Support Team at https://support.sendgrid.com