4 times nstar.com's availability was checked over the 1 110 day time frame starting on November 14, 2021. Nstar.com, during all tests, proved its functionality 4 times, with the latest uptime on September 21, 2024, confirming a response of code 200. No unavailability incidents were noted for nstar.com during tests conducted as of November 28, 2024. As of November 28, 2024, there were no reported errors in any of the responses based on the replies received. Nstar.com's reply time was 0.001 seconds on September 21, 2024, in contrast to an average of 0.265 seconds.