69.4 sec in total
140 ms
61.3 sec
7.9 sec
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Visit 4tests.comWe analyzed 4tests.com page load time and found that the first response time was 140 ms and then it took 69.3 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.
4tests.com performance score
name
value
score
weighting
Value2.4 s
72/100
10%
Value2.5 s
89/100
25%
Value7.4 s
27/100
10%
Value11,440 ms
0/100
30%
Value0.083
94/100
15%
Value17.5 s
4/100
10%
140 ms
678 ms
653 ms
2479 ms
2953 ms
Our browser made a total of 156 requests to load all elements on the main page. We found that 2% of them (3 requests) were addressed to the original 4tests.com, 12% (19 requests) were made to Cdn.4tests.com and 11% (17 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (6.9 sec) relates to the external source Gum.criteo.com.
Page size can be reduced by 1.2 MB (52%)
2.3 MB
1.1 MB
In fact, the total size of 4tests.com main page is 2.3 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. 75% 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. Javascripts take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 44.3 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 44.3 kB or 74% of the original size.
Potential reduce by 3.5 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. 4Tests images are well optimized though.
Potential reduce by 1.2 MB
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 1.2 MB or 56% of the original size.
Potential reduce by 22.5 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. 4tests.com needs all CSS files to be minified and compressed as it can save up to 22.5 kB or 71% of the original size.
Number of requests can be reduced by 101 (70%)
145
44
The browser has sent 145 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4Tests. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 53 to 1 for JavaScripts and as a result speed up the page load time.
4tests.com
140 ms
www.4tests.com
678 ms
style.css
653 ms
element.js
2479 ms
jquery.min.js
2953 ms
jquery.colorbox-min.js
1944 ms
ga_social.js
1945 ms
addthis_widget.js
3322 ms
ads.js
1776 ms
analytics.js
3033 ms
quant.js
2854 ms
gpt.js
2793 ms
bodybg.jpg
1578 ms
lock.png
1577 ms
headerbg.jpg
1578 ms
4tests-logo.png
1758 ms
arrow.jpg
2274 ms
studygrouptable.png
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b.gif
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kap_logo.jpg
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student_lawn.jpg
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blog_button_sm.png
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emailicon.png
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suggesticon.png
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helpicon.png
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examicon.png
1657 ms
translateelement.css
1970 ms
main.js
2793 ms
pubads_impl_147.js
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js
3197 ms
pixel;r=1969697057;rf=3;a=p-z_71TbMD41Lem;url=https%3A%2F%2Fwww.4tests.com%2F;fpan=1;fpa=P0-389005462-1504630495138;ns=0;ce=1;cm=;ref=;je=0;sr=1024x768x32;enc=n;dst=0;et=1504630495110;tzo=-180;ogl=image.https%3A%2F%2Fcdn%252E4tests%252Ecom%2Fimages%2Flogos%2Fbox%252Epng
2936 ms
rules-p-z_71TbMD41Lem.js
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element_main.js
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overlay.png
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ads
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ads
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ads
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translate_24dp.png
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googlelogo_color_42x16dp.png
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container.html
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translate_24dp.png
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collect
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container.html
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osd.js
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osd_listener.js
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nmedianet.js
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adServer.bs
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abg.js
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cksync.html
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activeview
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https://:0/
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B10820339.151921733;dc_trk_aid=322364608;dc_trk_cid=69946869;ord=1504630516317688;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=
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adsbygoogle.js
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emily.html
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cookie_push.html
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ca-pub-2493439522573469.js
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cse
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osd.js
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activeview
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MLC_04078_LiveLoft119_728x90_BizTrip.js
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index.html
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m
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transparent.png
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MLC_04078_styles_728x90.css
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CSSPlugin.min.js
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TweenLite.min.js
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EasePack.min.js
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CSSRulePlugin.min.js
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MLC_04078_index_728x90.js
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300lo.json
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ui
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4tests.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
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.
4tests.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
4tests.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 4tests.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 4tests.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.
4tests.com
Open Graph description is not detected on the main page of 4Tests. 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: