August 11, 2023, was the beginning of 474 days during which nationalnumbers.co.uk had 5 availability checks. Tests prove nationalnumbers.co.uk was operational 5 times out of all attempts, recently confirmed on October 4, 2023, by a 200 status code. Evaluations of nationalnumbers.co.uk as of November 27, 2024, did not reveal any downtime incidents. Of the responses received as of November 27, 2024, none were reported to contain an error status. A response time of 0.701 seconds, with an average of 0.651 seconds, was recorded for nationalnumbers.co.uk on October 4, 2023.