3.4 sec in total
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2.7 sec
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Visit 51.ca now to see the best up-to-date 51 content for Canada and also check out these interesting facts you probably never knew about 51.ca
加国无忧 51.CA - 是一家面向加拿大华人的生活信息网站,旨在为新老移民、留学生提供一个自由交流的平台。全站突出了互动、实用和免费的特性,设有新闻、资讯、博客、微博、论坛、公社、房屋、商城、工作、黄页等多个频道,站点的内容和服务涵盖旅加华人在加生活的各个方面,旨在帮助新移民、留学生早日适应新的环境,开始美好的新生活。
Visit 51.caWe analyzed 51.ca page load time and found that the first response time was 22 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
51.ca performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value41.7 s
0/100
25%
Value10.1 s
9/100
10%
Value9,540 ms
0/100
30%
Value0.005
100/100
15%
Value18.8 s
3/100
10%
22 ms
169 ms
8 ms
14 ms
12 ms
Our browser made a total of 254 requests to load all elements on the main page. We found that 11% of them (29 requests) were addressed to the original 51.ca, 53% (134 requests) were made to Ads.51.ca and 31% (78 requests) were made to B.ads.51.ca. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Ads.51.ca.
Page size can be reduced by 436.1 kB (38%)
1.1 MB
702.2 kB
In fact, the total size of 51.ca main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 630.6 kB which makes up the majority of the site volume.
Potential reduce by 195.6 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 195.6 kB or 82% of the original size.
Potential reduce by 47.8 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. 51 images are well optimized though.
Potential reduce by 117.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 117.3 kB or 66% of the original size.
Potential reduce by 75.3 kB
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. 51.ca needs all CSS files to be minified and compressed as it can save up to 75.3 kB or 82% of the original size.
Number of requests can be reduced by 143 (57%)
252
109
The browser has sent 252 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
51.ca
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51.ca accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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.
Impact
Issue
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
51.ca 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
Issues were logged in the Issues panel in Chrome Devtools
51.ca 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
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51.ca can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that 51.ca main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
51.ca
Open Graph description is not detected on the main page of 51. 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: