If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3f6FeE8DL2RsNoABss7tzDqj9j8VgVDVUYyYm2mqwN5u3BDMeGRQB58koxPAsugNNx8tK6mG8rU8NfU9aqdkqerLgfApFvVWJGaXozTozTQ5nrxK8T8BoXhUsDbv6NNoXSkjzkFfj9X4jSFC3tAvTG
You can also try to pass an automatic check but with no guarantee.