21.2 sec in total
36 ms
20.9 sec
308 ms
Welcome to bilibili.online-downloader.com homepage info - get ready to check Bilibili Online Downloader best content for China right away, or after learning these important things about bilibili.online-downloader.com
Bilibili Video Converter, Bilibili Video Downloader, Online Video Converter, Online Video Downloader
Visit bilibili.online-downloader.comWe analyzed Bilibili.online-downloader.com page load time and found that the first response time was 36 ms and then it took 21.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
bilibili.online-downloader.com performance score
name
value
score
weighting
Value3.1 s
46/100
10%
Value5.1 s
25/100
25%
Value3.5 s
88/100
10%
Value420 ms
65/100
30%
Value0
100/100
15%
Value6.4 s
60/100
10%
36 ms
58 ms
415 ms
716 ms
716 ms
Our browser made a total of 78 requests to load all elements on the main page. We found that 14% of them (11 requests) were addressed to the original Bilibili.online-downloader.com, 82% (64 requests) were made to Online-downloader.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Zz.bdstatic.com.
Page size can be reduced by 336.6 kB (42%)
805.8 kB
469.2 kB
In fact, the total size of Bilibili.online-downloader.com main page is 805.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 314.8 kB which makes up the majority of the site volume.
Potential reduce by 169.5 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 169.5 kB or 84% of the original size.
Potential reduce by 150.8 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Bilibili Online Downloader needs image optimization as it can save up to 150.8 kB or 48% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 16.2 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.
Potential reduce by 105 B
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Bilibili.online-downloader.com has all CSS files already compressed.
Number of requests can be reduced by 36 (49%)
73
37
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bilibili Online Downloader. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
bilibili.online-downloader.com
36 ms
bilibili.online-downloader.com
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jquery_005.js
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jquery-migrate.js
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bootstrap.js
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modernizr.js
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dp-scripts1.js
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autoptimize_a39cdc0c3e5d06bf2fb1815edc3b3aec.min.css
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jumboShare.css
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jquery-loading.min.css
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choices.min.css
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choices.js
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js
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email-decode.min.js
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plugins.js
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jquery_002.js
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jquery.js
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smoothscroll.js
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single-product.min.js
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jquery-loading.js
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banneralert.min.js
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jquery.fly.min.js
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znscript.js
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autoptimize_3be592c671f598b43e637562b04345ed.css
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autoptimize_e065e31fbc1c25b2b4e14882ee7ab780.css
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hoverme.png
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en.gif
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cn.gif
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jp.gif
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qrcode.png
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OnlineDownloaderQR.png
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Online-Downloader.png
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online-downloader12.jpg
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YouTube.svg
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Dropbox.svg
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captcha.php
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Sina.svg
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Vimeo.svg
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glyphicons_halflingsregular.woff
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push.js
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download.gif
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downloadcounter.php
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addthis_widget.js
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bilibili.online-downloader.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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.
Impact
Issue
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bilibili.online-downloader.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
bilibili.online-downloader.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
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/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bilibili.online-downloader.com 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.online-downloader.com 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.
bilibili.online-downloader.com
Open Graph data is detected on the main page of Bilibili Online Downloader. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: