3 times the operability of cis.co.uk was checked during the 1 590 day interval beginning on May 10, 2021. During the 2 instances of operability out of all conducted tests, cis.co.uk's last recorded uptime on July 29, 2025, returned a code 200. Cis.co.uk was offline for 1 of the inspections done, which comes out to 33.33% of the total, with May 10, 2021, being when it last happened. The responses that had been received as of September 16, 2025, showed that no response had an error status. The recorded response time for cis.co.uk on July 29, 2025, was 0.446 seconds, whereas the average response time is 0.464 seconds.