May 24, 2024, was the beginning of 231 days during which isbnplus.ru had 11 availability checks. As of January 10, 2025, isbnplus.ru was found to be either inaccessible or experiencing operational challenges across all checks conducted. Isbnplus.ru was unavailable 11 times (100.00%) out of the total inspections, with October 22, 2024, being the most current instance. All responses confirm that, as of January 10, 2025, there were no error statuses detected. Isbnplus.ru's — seconds October 22, 2024, response contrasted its average response time of 0.001 seconds.