If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tktUHXDnygiq8vZhpxGfVHdxi5STXva1V9hzPuMKnR6uuqhKaffrfPiBZSCgSxgsgbWGMN6fHmYSmqucrRXvkcci8cUWzqJZXzUPYQSWVdGWM1aXF9yeiFBpuGkbiUw8mEbdM8N6cSfoDhdRgLfeUaDU
You can also try to pass an automatic check but with no guarantee.