2 availability checks of nationalgrid.com were performed in the 42 day period starting on October 7, 2024. Nationalgrid.com was online 2 times out of all checks performed, as shown by the code 200 response on the latest test conducted on October 7, 2024. According to evaluations as of November 18, 2024, there were no periods of inactivity for nationalgrid.com. As of November 18, 2024, the status reports confirm that all responses received are error-free. Nationalgrid.com's 0.230 seconds response on October 7, 2024, differed from its average response time of 0.290 seconds.