39 sec in total
2.2 sec
36.7 sec
144 ms
Visit zvvr.com now to see the best up-to-date Zvvr content and also check out these interesting facts you probably never knew about zvvr.com
Visit zvvr.comWe analyzed Zvvr.com page load time and found that the first response time was 2.2 sec and then it took 36.8 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.
zvvr.com performance score
name
value
score
weighting
Value1.9 s
86/100
10%
Value3.5 s
63/100
25%
Value4.5 s
72/100
10%
Value0 ms
100/100
30%
Value0.024
100/100
15%
Value1.9 s
100/100
10%
2152 ms
14427 ms
1726 ms
3946 ms
4096 ms
Our browser made a total of 10 requests to load all elements on the main page. We found that 10% of them (1 request) were addressed to the original Zvvr.com, 60% (6 requests) were made to 4.cn and 10% (1 request) were made to Libs.baidu.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source 4.cn.
Page size can be reduced by 101.5 kB (52%)
193.3 kB
91.8 kB
In fact, the total size of Zvvr.com main page is 193.3 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. Only 5% of websites need less resources to load. Javascripts take 83.5 kB which makes up the majority of the site volume.
Potential reduce by 3.2 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. This page needs HTML code to be minified as it can gain 679 B, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 3.2 kB or 62% of the original size.
Potential reduce by 2.7 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. Zvvr images are well optimized though.
Potential reduce by 41.5 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 41.5 kB or 50% of the original size.
Potential reduce by 54.0 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. Zvvr.com needs all CSS files to be minified and compressed as it can save up to 54.0 kB or 82% of the original size.
We found no issues to fix!
8
8
The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zvvr. According to our analytics all requests are already optimized.
zvvr.com
2152 ms
jquery.js
14427 ms
style.css
1726 ms
stencil.css
3946 ms
16686794.js
4096 ms
j-pic.jpg
1179 ms
j-bg.jpg
2360 ms
j-layout.png
20057 ms
icon.png
1560 ms
icon_9.gif
617 ms
zvvr.com 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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
[lang] attributes do not have a valid value
zvvr.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Browser errors were logged to the console
zvvr.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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zvvr.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 Zvvr.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.
zvvr.com
Open Graph description is not detected on the main page of Zvvr. 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: