2.1 sec in total
372 ms
1.4 sec
250 ms
Welcome to keystonetutors.com homepage info - get ready to check Keystone Tutors best content for United Kingdom right away, or after learning these important things about keystonetutors.com
With tutors based in London and online, Keystone Tutors is the UK's leading private tutoring company. Our tutors have proven track records in the UK’s most competitive entrance and national exams.
Visit keystonetutors.comWe analyzed Keystonetutors.com page load time and found that the first response time was 372 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
keystonetutors.com performance score
name
value
score
weighting
Value2.8 s
56/100
10%
Value3.8 s
55/100
25%
Value3.1 s
93/100
10%
Value360 ms
72/100
30%
Value0.047
99/100
15%
Value5.9 s
65/100
10%
372 ms
73 ms
43 ms
78 ms
228 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Keystonetutors.com, 65% (17 requests) were made to D3be2nyel4np0.cloudfront.net and 8% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (591 ms) relates to the external source D3be2nyel4np0.cloudfront.net.
Page size can be reduced by 147.5 kB (32%)
461.6 kB
314.2 kB
In fact, the total size of Keystonetutors.com main page is 461.6 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. 25% of websites need less resources to load. Images take 236.4 kB which makes up the majority of the site volume.
Potential reduce by 12.4 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 12.4 kB or 71% of the original size.
Potential reduce by 9.8 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. Keystone Tutors images are well optimized though.
Potential reduce by 2.1 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. This website has mostly compressed JavaScripts.
Potential reduce by 123.2 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. Keystonetutors.com needs all CSS files to be minified and compressed as it can save up to 123.2 kB or 82% of the original size.
Number of requests can be reduced by 3 (13%)
23
20
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keystone Tutors. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.
www.keystonetutors.com
372 ms
css
73 ms
font-awesome.min.css
43 ms
bootstrap.min.css
78 ms
main.css
228 ms
jquery.min.js
109 ms
global.js
226 ms
analytics.js
60 ms
sddefault.jpg
95 ms
symbol-bold.svg
13 ms
logo.png
15 ms
2.jpg
591 ms
4.jpg
361 ms
4.jpg
356 ms
4.jpg
424 ms
4.jpg
350 ms
barnaby-lenon.jpg
282 ms
bg_divider.gif
366 ms
2.jpg
356 ms
2.jpg
366 ms
2.jpg
363 ms
2.jpg
368 ms
youtube-play.png
445 ms
pR0sBQVcY0JZc_ciXjFsKwAUTJOA6-irsSazDq377BE.ttf
39 ms
fontawesome-webfont.woff
13 ms
collect
27 ms
keystonetutors.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
Buttons do not have an accessible name
Links do not have a discernible name
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
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.
keystonetutors.com 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
General
Impact
Issue
Detected JavaScript libraries
keystonetutors.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Keystonetutors.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 Keystonetutors.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.
keystonetutors.com
Open Graph data is detected on the main page of Keystone Tutors. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: