6.4 sec in total
215 ms
5.8 sec
339 ms
Click here to check amazing 519 Mm content. Otherwise, check out these important facts you probably never knew about 519mm.com
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Visit 519mm.comWe analyzed 519mm.com page load time and found that the first response time was 215 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
519mm.com performance score
name
value
score
weighting
Value0
0/100
10%
Value0
0/100
25%
Value0
0/100
10%
Value0
0/100
30%
Value0.009
100/100
15%
Value0
0/100
10%
215 ms
76 ms
141 ms
533 ms
219 ms
Our browser made a total of 62 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original 519mm.com, 37% (23 requests) were made to Fmlb.netlbtu.com and 24% (15 requests) were made to Bxj71.top. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Hm.baidu.com.
Page size can be reduced by 30.9 kB (12%)
268.4 kB
237.5 kB
In fact, the total size of 519mm.com main page is 268.4 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 218.3 kB which makes up the majority of the site volume.
Potential reduce by 5.1 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 5.1 kB or 92% of the original size.
Potential reduce by 11.7 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. 519 Mm images are well optimized though.
Potential reduce by 3.5 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 3.5 kB or 26% of the original size.
Potential reduce by 10.6 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. 519mm.com needs all CSS files to be minified and compressed as it can save up to 10.6 kB or 34% of the original size.
Number of requests can be reduced by 19 (37%)
52
33
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 519 Mm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
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519mm.com accessibility score
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
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
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.
519mm.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Browser errors were logged to the console
519mm.com SEO score
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
ZH
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 519mm.com 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 519mm.com main page’s claimed encoding is . 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.
{{og_description}}
519mm.com
Open Graph description is not detected on the main page of 519 Mm. 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: