Our most popular feature request has been to allow the blocking of multiple workers from the same IP address.
MTurk workers with different MTurk Worker IDs may share an IP address. This might be for a number of reasons:
When this option is selected a worker who has the same IP address as a previous workers who accepted the study will see a message that he/she is ineligible for the HIT.
If the worker, nevertheless, accept the HIT, they will not see the hyperlink to the study. Instead they will see a message to return the HIT because another worker at that IP address has taken the HIT
Please Note: This feature prevents multiple workers from accepting or submitting the HIT from the same IP address. You may still see multiple responses from the same IP address in your data file if the worker who accepted the HIT enters the survey more than once.
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