If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4wSi9LLaQvNaKSSShvufGF9BdGjC3VyMY84Wn7H3nKnHzxvj6FSNpJgStAyvu9MkujpUeKtrr4QSQPm9AgUgCx1vtdqPKiwD4R8ZfCvWtWPh21Xy61qviEHUbdNpy3rTQk7Uf5W5UPGFjbr1vrXLwXrsgS
You can also try to pass an automatic check but with no guarantee.