If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTaG4ZhPESCR9bLC2PAMexkyNhHUj51YszEHak12nJNcBfv218T8Q9FL4i2UtnKnDqknLb6Bjf1jd2JSVyiCzyT5G9SaTUFTTFk8T2DKQXcCpYFjnWrR7LfMYmssruuwfrFAmGgfBCr1xDjuBmVJbKezhDxMr6CCPJJ4MAMqkZQUAHDP2RJDjbogJ6YErYKnnhLkNk7gea
You can also try to pass an automatic check but with no guarantee.