If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4cihqKxAi8wCoYnhPFiD91qxPTtY5MAeT8kCCyfb9XQj5CZnvu66QmfBmJshSRXWYzV3L9vnyVEFw2BPVnv3is66BGW3FoHLA1DWaSvZr8bsspqmvzu75iL7LJvpxtBfV4vvLq2uk2SqKJd5d5cJJPBoaek4Tur9SDPFshqqpJFdynbNC2BKcjwew5WoRiDBcAacVi5APPkEpKGGhY8nKYJA
You can also try to pass an automatic check but with no guarantee.