If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTaG1dUaCAHNVXjF9snnRtiQhxp3UjfvimvN9ByNheUjPwzgcwoCvmtK1V3Gw3hGWYscAMR8Vv4i2XFJvV5ytNQE6TFym1KUfbdgjHgRGcBQo8bEdYAPvTBTpNVBSh1QMgZFMUTtpNaB2vPsVJHdjfRZnVFbC17chiAMVtht4DLxwTySnawa78nmRd6CXNz4YZasNCG1NN
You can also try to pass an automatic check but with no guarantee.