10.1 sec in total
361 ms
5.5 sec
4.2 sec
Visit 4nums.com now to see the best up-to-date 4 Nums content for United States and also check out these interesting facts you probably never knew about 4nums.com
Math 24 game: Use all 4 numbers and algebra to make 24! Classical math game from China, best brainteaser to train your brain!
Visit 4nums.comWe analyzed 4nums.com page load time and found that the first response time was 361 ms and then it took 9.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
4nums.com performance score
name
value
score
weighting
Value2.2 s
79/100
10%
Value3.3 s
71/100
25%
Value9.6 s
11/100
10%
Value8,240 ms
0/100
30%
Value0.004
100/100
15%
Value21.3 s
1/100
10%
361 ms
472 ms
175 ms
173 ms
456 ms
Our browser made a total of 22 requests to load all elements on the main page. We found that 41% of them (9 requests) were addressed to the original 4nums.com, 14% (3 requests) were made to Pagead2.googlesyndication.com and 9% (2 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Apis.google.com.
Page size can be reduced by 261.5 kB (61%)
430.6 kB
169.1 kB
In fact, the total size of 4nums.com main page is 430.6 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. 50% of websites need less resources to load. Javascripts take 409.0 kB which makes up the majority of the site volume.
Potential reduce by 10.8 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 10.8 kB or 68% of the original size.
Potential reduce by 246.1 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 246.1 kB or 60% of the original size.
Potential reduce by 4.6 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. 4nums.com needs all CSS files to be minified and compressed as it can save up to 4.6 kB or 80% of the original size.
Number of requests can be reduced by 9 (45%)
20
11
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4 Nums. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
4nums.com
361 ms
www.4nums.com
472 ms
main.css
175 ms
show_ads.js
173 ms
game.js
456 ms
str.js
786 ms
sdk.js
571 ms
plusone.js
1743 ms
ga.js
1645 ms
logo.gif
1539 ms
logocn.gif
1505 ms
ios.png
1504 ms
android.png
1505 ms
zrt_lookup.html
1379 ms
show_ads_impl.js
229 ms
ads
638 ms
osd.js
663 ms
__utm.gif
717 ms
cb=gapi.loaded_0
315 ms
bSTT5dUx9MY.js
632 ms
bSTT5dUx9MY.js
906 ms
widgets.js
236 ms
4nums.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
[aria-*] attributes do not match their roles
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
Links do not have a discernible name
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
4nums.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
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
4nums.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4nums.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 4nums.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.
4nums.com
Open Graph description is not detected on the main page of 4 Nums. 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: