893 ms in total
169 ms
645 ms
79 ms
Welcome to jacob.io homepage info - get ready to check Jacob best content right away, or after learning these important things about jacob.io
Visit jacob.ioWe analyzed Jacob.io page load time and found that the first response time was 169 ms and then it took 724 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
jacob.io performance score
name
value
score
weighting
Value2.4 s
69/100
10%
Value3.0 s
78/100
25%
Value3.3 s
91/100
10%
Value1,290 ms
18/100
30%
Value0
100/100
15%
Value8.5 s
37/100
10%
169 ms
26 ms
53 ms
93 ms
130 ms
Our browser made a total of 13 requests to load all elements on the main page. We found that 77% of them (10 requests) were addressed to the original Jacob.io, 15% (2 requests) were made to Google-analytics.com and 8% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (388 ms) belongs to the original domain Jacob.io.
Page size can be reduced by 31.0 kB (53%)
58.5 kB
27.5 kB
In fact, the total size of Jacob.io main page is 58.5 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. 15% of websites need less resources to load. Javascripts take 33.3 kB which makes up the majority of the site volume.
Potential reduce by 2.3 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 912 B, which is 26% 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 2.3 kB or 64% of the original size.
Potential reduce by 9.9 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 9.9 kB or 30% of the original size.
Potential reduce by 18.8 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. Jacob.io needs all CSS files to be minified and compressed as it can save up to 18.8 kB or 87% of the original size.
Number of requests can be reduced by 4 (44%)
9
5
The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jacob. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
jacob.io
169 ms
jquery.min.js
26 ms
plugins.js
53 ms
main.js
93 ms
stylesheet.css
130 ms
normalize.css
118 ms
main.css
120 ms
modernizr-2.6.2.min.js
186 ms
font-awesome.csschr
388 ms
ga.js
11 ms
edmondsans-regular-webfont.woff
83 ms
mensch-thin-webfont.woff
57 ms
__utm.gif
12 ms
jacob.io 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
jacob.io best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
jacob.io SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jacob.io can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Jacob.io 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.
jacob.io
Open Graph description is not detected on the main page of Jacob. 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: