Who-called.co.uk's functioning was analyzed 10 times within the 1 375 day time frame beginning February 12, 2021, as per records. It was found that who-called.co.uk was down or experiencing issues during every check conducted as of November 18, 2024. As of November 18, 2024, assessments had not shown any instances of who-called.co.uk's non-functionality. The error code 403 was the most current among the 10 responses that experienced errors, occurring on November 15, 2024. Who-called.co.uk responded in 0.023 seconds on November 15, 2024, its average response time being 0.067 seconds.