TimThumb Error

The following error(s) occurred:

• Error reading the URL you specified from remote host.Could not resolve host: scontent-frt3-1.cdninstagram.com

Query String: src=https%3A%2F%2Fscontent-frt3-1.cdninstagram.com%2Fv%2Ft51.2885-15%2Fsh0.08%2Fe35%2Fs750x750%2F69688109_415898249335046_3219479157698674316_n.jpg%3F_nc_ht%3Dscontent-frt3-1.cdninstagram.com%26_nc_cat%3D102%26_nc_ohc%3DG6VmqR63LWAAX-EGW5-%26oh%3De79eeace3dddb57d07bcc7a90172807a%26oe%3D5E921E1B&w=90&h=64&zc=1
TimThumb version: 2.8.14
Instruction: Thumbnails don't work — what to do? (registration required)