负载性能
获取请求 · The number of requests for resources to load the page. khanacademy.org made 121 requests for various resources. The average is 170 requests to load a page.
JavaScript 请求 · The number of .js files that were loaded. khanacademy.org made 26 requests for external JavaScript files. The average JavaScript file load is 55.
样式表请求 · The number of .css files that were loaded. khanacademy.org made 3 requests for StyleSheets. The average CSS file request load is 7.
文档尺寸 · The total amount of data transferred when loading khanacademy.org was 2,001,608 bytes. The average is 2,247,876 bytes.
HTML 大小 · The size of the main HTML page for khanacademy.org was 52,323 bytes. The average is 45,845 bytes.
最大服务器延迟 · The worse delay in time when connecting to resources on the page. khanacademy.org worse server latency is 124.04ms. The average worse server latency is 228.45ms.
最大往返时间 · The worse case RTT time for the furthest away resource on the page. khanacademy.org worse RTT is 11.66ms. The average worse RTT is 71.19ms. All tests are carried out from Eastern USA.