1. You don't log in from a first world IP (the terminology from their user operations team), but previous logins were from them.
2. You registered from an IP in a country where they don't have access to sending SMS, but they go to a country where they have.
3. Bot detection algo flagged you, and bot detection algo are one of their crown jewels that they don't tell to support people.
1. You don't log in from a first world IP (the terminology from their user operations team), but previous logins were from them.
2. You registered from an IP in a country where they don't have access to sending SMS, but they go to a country where they have.
3. Bot detection algo flagged you, and bot detection algo are one of their crown jewels that they don't tell to support people.