Over the last 1 175 days starting on September 1, 2021, 2 availability checks of tellabs.com have been completed. Operational 2 times throughout the entirety of checks conducted, tellabs.com's last recorded uptime on September 1, 2021, returned a code 200 response. Throughout all evaluations done as of November 19, 2024, tellabs.com did not experience any offline periods. As of November 19, 2024, each response received was confirmed to be free of error status codes. With 1.744 seconds being the average, tellabs.com recorded a response time of 1.679 seconds on September 1, 2021.