Over the past 1 078 days from December 15, 2021, card4b.pt had a total of 1 availability checks performed. At 1 instances throughout all checks, card4b.pt's last known uptime occurred on December 15, 2021, and returned a code 200. No periods of inoperability were observed for card4b.pt across all assessments made as of November 28, 2024. As of November 28, 2024, all of the obtained responses have indicated that there were no replies with errors. Card4b.pt averaged 0.561 seconds, while its response on December 15, 2021, was 0.561 seconds.