2.8 sec in total
364 ms
2.2 sec
211 ms
Visit keil.com now to see the best up-to-date Keil content for China and also check out these interesting facts you probably never knew about keil.com
Keil makes C compilers, macro assemblers, real-time kernels, debuggers, simulators, integrated environments, evaluation boards, and emulators for the ARM, XC16x/C16x/ST10, 251, and 8051 microcontrolle...
Visit keil.comWe analyzed Keil.com page load time and found that the first response time was 364 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
keil.com performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value6.9 s
6/100
25%
Value5.0 s
64/100
10%
Value130 ms
96/100
30%
Value0
100/100
15%
Value7.9 s
44/100
10%
364 ms
386 ms
84 ms
159 ms
238 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 71% of them (42 requests) were addressed to the original Keil.com, 5% (3 requests) were made to S.ytimg.com and 3% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (770 ms) belongs to the original domain Keil.com.
Page size can be reduced by 793.6 kB (66%)
1.2 MB
408.0 kB
In fact, the total size of Keil.com main page is 1.2 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. 50% of websites need less resources to load. Javascripts take 591.6 kB which makes up the majority of the site volume.
Potential reduce by 21.9 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 4.8 kB, which is 16% 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 21.9 kB or 74% of the original size.
Potential reduce by 24.8 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. Obviously, Keil needs image optimization as it can save up to 24.8 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 401.8 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 401.8 kB or 68% of the original size.
Potential reduce by 345.0 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. Keil.com needs all CSS files to be minified and compressed as it can save up to 345.0 kB or 83% of the original size.
Number of requests can be reduced by 25 (46%)
54
29
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keil. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
keil.com
364 ms
www.keil.com
386 ms
t6_ncm.min.css
84 ms
t6_cmn.min.css
159 ms
refresh.min.css
238 ms
ss-standard.css
164 ms
popups.min.css
167 ms
bootstrap.min.css
408 ms
jquery-1.11.0.min.js
8 ms
jquery-migrate-1.2.1.min.js
7 ms
selectivizr-min.js
171 ms
jquery.placeholderpatch.js
240 ms
jquery.keil.js
243 ms
angular.min.js
635 ms
angular-sanitize.min.js
250 ms
ui-bootstrap-tpls-0.13.0.min.js
473 ms
angularGrid.min.js
552 ms
app.js
327 ms
AdvancedSearchFormController.js
331 ms
GoogleAnalytics.js
442 ms
banner_cm7.png
432 ms
white_carbon.png
106 ms
keil-logo-small.png
106 ms
arm-logo-small.png
106 ms
keilsprite.png
167 ms
ambiqmicro.png
104 ms
analog-devices-logo.gif
115 ms
atmel-logo.png
209 ms
freescale-logo.png
205 ms
holtek.png
206 ms
infineon-logo.png
208 ms
maxim-logo.gif
208 ms
nordic.png
391 ms
nuvoton.png
389 ms
nxp-logo.png
394 ms
renesas-logo.png
393 ms
silicon-laboratories-logo.png
391 ms
sonix.gif
391 ms
spansion.png
454 ms
st-logo.png
761 ms
ti-logo.png
770 ms
toshiba-logo.png
770 ms
keil-logo-footer.png
767 ms
arm-logo-footer.png
757 ms
3ZgmqiiD9Fc
138 ms
ss-standard.woff
759 ms
analytics.js
67 ms
munchkin.js
75 ms
collect
15 ms
munchkin.js
7 ms
visitWebPage
263 ms
www-embed-player-vflZsBgOl.css
58 ms
www-embed-player.js
77 ms
base.js
121 ms
6BOEML_YqI6cKINK5dmh8ZufcXg7sBa4jeB-I9gQ0xI.js
40 ms
ad_status.js
40 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
79 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
89 ms
nr-852.min.js
18 ms
keil.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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
Links do not have a discernible name
keil.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
keil.com SEO score
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Keil.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 Keil.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.
keil.com
Open Graph description is not detected on the main page of Keil. 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: