1.8 sec in total
226 ms
1.3 sec
235 ms
Visit randalolson.com now to see the best up-to-date Randal Olson content for India and also check out these interesting facts you probably never knew about randalolson.com
Full stack data scientist, artificial intelligence researcher, and consultant
Visit randalolson.comWe analyzed Randalolson.com page load time and found that the first response time was 226 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
randalolson.com performance score
name
value
score
weighting
Value3.7 s
28/100
10%
Value4.5 s
37/100
25%
Value4.9 s
64/100
10%
Value740 ms
40/100
30%
Value0.365
29/100
15%
Value8.6 s
37/100
10%
226 ms
346 ms
36 ms
20 ms
19 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 78% of them (40 requests) were addressed to the original Randalolson.com, 6% (3 requests) were made to S.gravatar.com and 4% (2 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (346 ms) belongs to the original domain Randalolson.com.
Page size can be reduced by 287.7 kB (58%)
496.4 kB
208.7 kB
In fact, the total size of Randalolson.com main page is 496.4 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. 45% of websites need less resources to load. Javascripts take 270.9 kB which makes up the majority of the site volume.
Potential reduce by 17.4 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 17.4 kB or 73% of the original size.
Potential reduce by 9.2 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, Randal Olson needs image optimization as it can save up to 9.2 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 160.5 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 160.5 kB or 59% of the original size.
Potential reduce by 100.6 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. Randalolson.com needs all CSS files to be minified and compressed as it can save up to 100.6 kB or 81% of the original size.
Number of requests can be reduced by 44 (90%)
49
5
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Randal Olson. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
randalolson.com
226 ms
www.randalolson.com
346 ms
wp-emoji-release.min.js
36 ms
styles.css
20 ms
light_style.css
19 ms
style.css
197 ms
responsive.css
20 ms
jetpack.css
21 ms
jquery.js
45 ms
jquery-migrate.min.js
32 ms
responsive-modernizr.min.js
32 ms
SyntaxHighlighter.css
33 ms
shCore.js
41 ms
shBrushCSharp.js
44 ms
shBrushPhp.js
39 ms
shBrushJScript.js
42 ms
shBrushJava.js
45 ms
shBrushVb.js
43 ms
shBrushSql.js
44 ms
shBrushXml.js
43 ms
shBrushDelphi.js
54 ms
shBrushPython.js
49 ms
shBrushRuby.js
44 ms
shBrushCss.js
45 ms
shBrushCpp.js
45 ms
jquery.form.min.js
47 ms
scripts.js
46 ms
collapse.js
45 ms
devicepx-jetpack.js
69 ms
gprofiles.js
72 ms
wpgroho.js
42 ms
responsive-scripts.min.js
42 ms
jquery.placeholder.min.js
45 ms
wp-embed.min.js
42 ms
count.js
43 ms
ga.js
140 ms
rso_header.png
52 ms
randy_olson_mit.jpg
53 ms
twitter-icon.png
52 ms
facebook-icon.png
53 ms
linkedin-icon.png
53 ms
youtube-icon.png
50 ms
stumbleupon-icon.png
52 ms
widgets.js
23 ms
count.js
105 ms
hovercard.css
91 ms
services.css
93 ms
__utm.gif
95 ms
timeline.1b43d11859b7663a2225b885f87704a5.js
22 ms
syndication
96 ms
419853185772056576
185 ms
randalolson.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
Links do not have a discernible name
randalolson.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
randalolson.com SEO score
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 Randalolson.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 Randalolson.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.
randalolson.com
Open Graph data is detected on the main page of Randal Olson. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: