If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTaFzeApbqknJNwXH31CCuy9BrVK54rcjqmoh6hLcuNekcxUB9Xtefvy3skLQLLXuRX1z76RxhghCRsEsmV25GkSfW8gTrMv6aQCXHLCaXBc2P3ngU3GYGX3EWb3GcByaFpLUz5b7AAwqvKa1bi5VZZvCnmpRtWhovU8mgTNg8nMm9FSN9t3hBNLNGxd52JsYHdBYThboC
You can also try to pass an automatic check but with no guarantee.