Counting 468 days from December 21, 2023, there were 13 checks done on passport.io's availability. 13 times passport.io was accessible from total checks attempted, with the latest uptime on December 21, 2023, returning a 200 code. As of April 2, 2025, every test revealed that passport.io has no inaccessibility periods. As of April 2, 2025, based on all responses received, none of them had returned an error status code. On December 21, 2023, passport.io's response time was 0.231 seconds, with an average response time of 0.561 seconds.