2 times nationalvision.com was tested for operability over the course of 969 days starting on April 2, 2022. During the whole testing period, nationalvision.com was operational 2 times, the last uptime was on April 2, 2022, and an http status code of 200 was received. As of November 26, 2024, evaluations showed no periods of inactivity for nationalvision.com. As of November 26, 2024, every response has confirmed that there are none with an error status. The data from April 2, 2022, reveals that nationalvision.com responded in 1.321 seconds, in contrast to the 0.740 seconds average response time.