Hello,
Thanks for your report.
In order to make Twitter more secure, we have automations in place that could impact your ability to Tweet certain links. If you’re having issues Tweeting a link, our team will review your request and take appropriate action on the reported URL. You can find more information on this topic in this help center article: https://support.twitter.com/articles/90491
Though we cannot respond to individual reports, the information provided helps us make Twitter better for everyone.
Thanks,
Twitter Support
http://support.twitter.com
@Support