1.5 sec in total
173 ms
1.2 sec
164 ms
Visit echalk.co.uk now to see the best up-to-date EChalk content for United States and also check out these interesting facts you probably never knew about echalk.co.uk
Educational games, simulations, puzzles and activities created with a focus on learning through fun. Our innovative library covers science (biology, chemistry, physics), computer science, mathematics,...
Visit echalk.co.ukWe analyzed Echalk.co.uk page load time and found that the first response time was 173 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
echalk.co.uk performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value5.1 s
26/100
25%
Value4.9 s
65/100
10%
Value100 ms
98/100
30%
Value0.084
93/100
15%
Value5.6 s
69/100
10%
173 ms
334 ms
157 ms
159 ms
159 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that 94% of them (30 requests) were addressed to the original Echalk.co.uk, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (420 ms) belongs to the original domain Echalk.co.uk.
Page size can be reduced by 200.0 kB (37%)
538.0 kB
338.0 kB
In fact, the total size of Echalk.co.uk main page is 538.0 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. 20% of websites need less resources to load. Images take 296.2 kB which makes up the majority of the site volume.
Potential reduce by 22.3 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. This page needs HTML code to be minified as it can gain 6.1 kB, which is 22% 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 22.3 kB or 81% of the original size.
Potential reduce by 37.4 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. Obviously, EChalk needs image optimization as it can save up to 37.4 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 128.8 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 128.8 kB or 65% of the original size.
Potential reduce by 11.5 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. Echalk.co.uk needs all CSS files to be minified and compressed as it can save up to 11.5 kB or 78% of the original size.
Number of requests can be reduced by 15 (50%)
30
15
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EChalk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
echalk.co.uk
173 ms
www.echalk.co.uk
334 ms
reset.css
157 ms
siteHeader.css
159 ms
index.css
159 ms
footerBar.css
166 ms
jquery-1.9.1.min.js
312 ms
jquery.jcarousel.min.js
230 ms
cookie.js
237 ms
skel.min.js
309 ms
responsiveManager.js
233 ms
index.js
256 ms
analytics.js
86 ms
siteLogo_180.png
80 ms
home.png
81 ms
search.png
82 ms
aboutBackground.png
83 ms
collage.png
317 ms
iPad.png
171 ms
vle.png
165 ms
ernie.png
245 ms
steve.png
245 ms
interactiveWhiteboard.png
173 ms
hen.png
330 ms
blackGradient.png
249 ms
RotatorIcon.png
343 ms
SpokenRotatorIcon.png
420 ms
RotatorIcon.png
341 ms
RotatorIcon.png
328 ms
siteIndexBtnBG.png
394 ms
vpSize.gif
407 ms
collect
13 ms
echalk.co.uk 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
echalk.co.uk 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
echalk.co.uk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Echalk.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English 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 Echalk.co.uk main page’s claimed encoding is iso-8859-1. 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.
echalk.co.uk
Open Graph description is not detected on the main page of EChalk. 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: