TimThumb Error

The following error(s) occurred:

• Error reading the URL you specified from remote host.Could not resolve host: scontent-frt3-2.cdninstagram.com

Query String: src=https%3A%2F%2Fscontent-frt3-2.cdninstagram.com%2Fvp%2Fef424537a33ae1d2e6f1272ab7a96298%2F5D04C687%2Ft51.2885-15%2Ffr%2Fe15%2Fs1080x1080%2F52729417_315315122507892_6798742239496303962_n.jpg%3F_nc_ht%3Dscontent-frt3-2.cdninstagram.com&w=90&h=64&zc=1
TimThumb version: 2.8.14
Instruction: Thumbnails don't work — what to do? (registration required)