Over the 2 175 day period starting on April 18, 2019, the number of availability checks of nls.uk reached 215. With the last successful check on March 25, 2025, nls.uk was operational 215 times, returning a 200 status code. During inspections, as of April 2, 2025, no instances of nls.uk being unavailable were found. It was noted that there were no error statuses received in any of the responses as of April 2, 2025. Nls.uk's 0.001 seconds response time on March 25, 2025, differed from the average of 3.501 seconds.