If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4cihqKxAi8wCoYnhPEww1fWjZJBivi9HRPX9B49zpxMJE43WruVnppQUpHtffjB3pqgHiNzYCrft8keFCo85TuHpDVSi5hi9GeP4vF4SpcZ2qibS4SZHiKJkb4NsKUupFT76hR5BvRRnE79BPk9jNHtBJRdcbbUv3RuGJZ86SoRx7ENqiKWZMmGbgTtduPcsoaTcJvyEoSnMwWSDXg365Twk
You can also try to pass an automatic check but with no guarantee.