Details provided point to 3 accessibility checks for practicalphysics.org having done over the 2 125 day time frame beginning on January 24, 2019. In the course of 1 operational instances, practicalphysics.org's last uptime on January 24, 2019, returned a code 200, across conducted tests. Practicalphysics.org did not encounter any unavailability issues during tests carried out as of November 18, 2024. November 16, 2024, marked the most recent error instance with a code of 403 out of the 2 error responses. According to the records, on November 16, 2024, practicalphysics.org replied in a time of 0.142 seconds with an average response time of 0.147 seconds.