3 tests were conducted on the operability of zie.cn over the 2 239 days starting on March 9, 2019. Zie.cn was reachable 3 times, according to availability tests, including on January 4, 2021, when a code 200 was received. Based on tests completed as of April 26, 2025, zie.cn did not experience any inaccessibility. As of April 26, 2025, it's confirmed that none of the received responses contain error statuses. For zie.cn, the January 4, 2021, response time was 2.120 seconds, contrasted by a 1.250 seconds average.