433 tests were conducted on the uptime of princeton.edu in the 1 962 days following January 28, 2021. Princeton.edu has received 433 successful responses (code 200) during all check attempts, with the most recent access occurring on May 15, 2026. As of June 13, 2026, there were no instances of inoperability for princeton.edu based on tests conducted. It has been noted that as of June 13, 2026, there were no errors in any of the responses received. Contrasting with the average response time of 0.382 seconds, princeton.edu's response on May 15, 2026, was 0.262 seconds.