The number of uptime checks of zlf.de performed over the past 2 165 days, starting February 22, 2019, stands at 4. Zlf.de was online 4 times out of all checks performed, with a code 200 response on the latest test conducted on March 5, 2021. Zlf.de did not face any periods of unavailability based on all inspections made as of January 26, 2025. No responses with error statuses were received, according to the replies as of January 26, 2025. Zlf.de required 0.171 seconds to respond on March 5, 2021, compared to an average of 0.162 seconds.