There have been 2 tests conducted on book.online.sh.cn's uptime in the 1 945 days starting August 2, 2019, up until today. During every assessment carried out as of November 28, 2024, book.online.sh.cn faced either downtime or accessibility issues. 100.00% of the times book.online.sh.cn was reviewed, equaling 2 cases, it was down, with the latest event on August 2, 2019, the summary revealed. As of November 28, 2024, it is confirmed that none of the received responses contain error statuses. The response time noted for book.online.sh.cn was — seconds on August 2, 2019, against a 0.001 seconds average.