Gtb.gov.tr's accessibility has been checked 19 times over a 1 714 day period from February 6, 2021, until present day. Gtb.gov.tr was up 4 times during the course of the testing, with the most recent uptime occurring on April 4, 2021, responding with a code 200. When evaluated, gtb.gov.tr was offline 63.16% times, which comes out to 12 times total, with the latest of which was on October 1, 2025. The error response with code 503, dated February 19, 2023, was the latest from the 3 total with errors. While its average response time is 1.139 seconds, gtb.gov.tr replied in — seconds on October 1, 2025.