8 uptime tests for kohoku-h.metro.tokyo.jp were performed during the 1 982 day period starting on June 17, 2019, according to records. From tests, kohoku-h.metro.tokyo.jp had 8 instances of uptime, the most recent of which occurred on June 17, 2019, with a 200 code. No downtime occurrences were observed for kohoku-h.metro.tokyo.jp during inspections conducted as of November 20, 2024. All received replies confirm that, as of November 20, 2024, there have been no responses with an error status. 0.553 seconds was the response time of kohoku-h.metro.tokyo.jp on June 17, 2019, with 0.584 seconds being the average.