Availability checks of einstein.caltech.edu reached 2 during the 2 044 day interval starting on April 18, 2019. Availability assessments show einstein.caltech.edu was accessible 2 times, including on August 19, 2019, when a code 200 was received. Einstein.caltech.edu did not encounter any unavailability issues during tests carried out as of November 22, 2024. As of November 22, 2024, there is no record of any responses with an error status, according to all received replies. Einstein.caltech.edu responded in 1.562 seconds on August 19, 2019, with an average response time of 1.577 seconds.