48.2 sec in total
3.8 sec
43.3 sec
1.1 sec
Visit jackslab.org now to see the best up-to-date Jack S Lab content for Russia and also check out these interesting facts you probably never knew about jackslab.org
Visit jackslab.orgWe analyzed Jackslab.org page load time and found that the first response time was 3.8 sec and then it took 44.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 15 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
jackslab.org performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value3.0 s
77/100
25%
Value9.0 s
14/100
10%
Value100 ms
98/100
30%
Value0.088
92/100
15%
Value3.7 s
90/100
10%
3816 ms
7579 ms
2720 ms
2089 ms
13814 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that all of those requests were addressed to Jackslab.org and no external sources were called. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Jackslab.org.
Page size can be reduced by 219.9 kB (72%)
304.7 kB
84.8 kB
In fact, the total size of Jackslab.org main page is 304.7 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. 15% of websites need less resources to load. Javascripts take 188.4 kB which makes up the majority of the site volume.
Potential reduce by 44.0 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 22.1 kB, which is 43% 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 44.0 kB or 86% of the original size.
Potential reduce by 29 B
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. Jack S Lab images are well optimized though.
Potential reduce by 127.1 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 127.1 kB or 67% of the original size.
Potential reduce by 48.9 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. Jackslab.org needs all CSS files to be minified and compressed as it can save up to 48.9 kB or 83% of the original size.
Number of requests can be reduced by 12 (60%)
20
8
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jack S Lab. 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 from 4 to 1 for CSS and as a result speed up the page load time.
www.jackslab.org
3816 ms
style.css
7579 ms
light.css
2720 ms
jquery.fancybox-1.3.4.css
2089 ms
jquery.min.js
13814 ms
jquery-ui-1.8.5.custom.min.js
19509 ms
jquery.shortcodes.js
3678 ms
comment-reply.js
2619 ms
jquery.easing.1.3.js
3158 ms
jquery.jplayer.min.js
4389 ms
jquery.masonry.min.js
5135 ms
jquery.fancybox-1.3.4.pack.js
4467 ms
shCoreDjango.css
5875 ms
shCore.js
6567 ms
shAutoloader.js
4959 ms
jquery.custom.js
3563 ms
body_bg.gif
3818 ms
line.png
517 ms
logo.png
11097 ms
overlay.png
2545 ms
android-hack-logo.jpg
12343 ms
sprite.png
13033 ms
kernel-debug.jpg
19947 ms
omiwif.png
19947 ms
oflower.jpg
19947 ms
oradio-log.jpg
19948 ms
eprs-blog.png
19948 ms
mips-arch-logo2.jpg
19949 ms
arch-sparc-360.jpg
19949 ms
arch-ppc-360.jpg
19956 ms
bootloader-yamon-360x268.jpg
19958 ms
bootloader-uboot-360x268.jpg
19957 ms
bootloader-cfe-360x268.jpg
19958 ms
climber-fz-360.jpg
19957 ms
climber-kz-360.jpg
19958 ms
001-360x279.jpg
19958 ms
jackslab.org 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
Form elements do not have associated labels
jackslab.org 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
Browser errors were logged to the console
jackslab.org SEO score
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jackslab.org can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Jackslab.org 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.
jackslab.org
Open Graph description is not detected on the main page of Jack S Lab. 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: