During the 2 day period beginning on November 19, 2024, a total of 1 availability checks of pfizer.online were performed. Throughout all tests, pfizer.online was reachable 1 times, on November 19, 2024, the most recent successful ping returned a code 200. There were no instances of unavailability observed for pfizer.online across all tests conducted as of November 22, 2024. It has been confirmed through all received replies that, as of November 22, 2024, no reply has an error status. On November 19, 2024, the reported response time for pfizer.online was 1.570 seconds, compared to an average of 1.570 seconds.