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We analyzed Bilibili.us page load time and found that the first response time was 307 ms and then it took 800 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
bilibili.us performance score
Our browser made a total of 9 requests to load all elements on the main page. We found that 11% of them (1 request) were addressed to the original Bilibili.us, 33% (3 requests) were made to Google.com and 22% (2 requests) were made to Survey.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (307 ms) belongs to the original domain Bilibili.us.
Page size can be reduced by 531.0 kB (69%)
Potential reduce by 65.3 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 65.3 kB or 74% of the original size.
Potential reduce by 465.7 kB
Number of requests can be reduced by 4 (50%)
bilibili.us accessibility score
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Form elements do not have associated labels
These items highlight common accessibility best practices.
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bilibili.us best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
bilibili.us SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Page is blocked from indexing
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Document doesn't use legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bilibili.us can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Bilibili.us main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
Open Graph description is not detected on the main page of Bilibili. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: