1 sec in total
143 ms
507 ms
388 ms
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Visit guides.github.comWe analyzed Guides.github.com page load time and found that the first response time was 143 ms and then it took 895 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
guides.github.com performance score
name
value
score
weighting
Value2.0 s
85/100
10%
Value4.2 s
45/100
25%
Value2.0 s
99/100
10%
Value1,210 ms
20/100
30%
Value0
100/100
15%
Value4.5 s
82/100
10%
143 ms
23 ms
49 ms
72 ms
68 ms
Our browser made a total of 13 requests to load all elements on the main page. We found that 85% of them (11 requests) were addressed to the original Guides.github.com, 15% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (143 ms) belongs to the original domain Guides.github.com.
Page size can be reduced by 187.2 kB (82%)
227.5 kB
40.3 kB
In fact, the total size of Guides.github.com main page is 227.5 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. HTML takes 177.6 kB which makes up the majority of the site volume.
Potential reduce by 164.0 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. 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 164.0 kB or 92% of the original size.
Potential reduce by 1.4 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, Guides Git Hub needs image optimization as it can save up to 1.4 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 34 B
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 21.7 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. Guides.github.com needs all CSS files to be minified and compressed as it can save up to 21.7 kB or 81% of the original size.
Number of requests can be reduced by 7 (64%)
11
4
The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Guides Git Hub. 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 JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
guides.github.com
143 ms
gridism.css
23 ms
markdown.css
49 ms
octicons.css
72 ms
main.css
68 ms
pygments.css
69 ms
jquery.js
93 ms
snap.svg-min.js
109 ms
application.js
79 ms
ga.js
133 ms
logo@2x.png
102 ms
octicons.woff
101 ms
__utm.gif
27 ms
guides.github.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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
guides.github.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
guides.github.com SEO score
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 Guides.github.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 Guides.github.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.
guides.github.com
Open Graph description is not detected on the main page of Guides Git Hub. 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: