4 sec in total
381 ms
3.5 sec
137 ms
Click here to check amazing Symsys Stanford content for United States. Otherwise, check out these important facts you probably never knew about symsys.stanford.edu
Visit symsys.stanford.eduWe analyzed Symsys.stanford.edu page load time and found that the first response time was 381 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
symsys.stanford.edu performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value7.7 s
3/100
25%
Value3.7 s
86/100
10%
Value60 ms
100/100
30%
Value0.077
95/100
15%
Value8.0 s
42/100
10%
381 ms
1027 ms
151 ms
223 ms
425 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that 78% of them (31 requests) were addressed to the original Symsys.stanford.edu, 10% (4 requests) were made to Translate.googleapis.com and 5% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Symsys.stanford.edu.
Page size can be reduced by 712.8 kB (59%)
1.2 MB
502.8 kB
In fact, the total size of Symsys.stanford.edu 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. 35% of websites need less resources to load. Javascripts take 761.6 kB which makes up the majority of the site volume.
Potential reduce by 42.8 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 9.4 kB, which is 18% 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 42.8 kB or 81% of the original size.
Potential reduce by 11.1 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. Symsys Stanford images are well optimized though.
Potential reduce by 480.7 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 480.7 kB or 63% of the original size.
Potential reduce by 178.2 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. Symsys.stanford.edu needs all CSS files to be minified and compressed as it can save up to 178.2 kB or 84% of the original size.
Number of requests can be reduced by 25 (69%)
36
11
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Symsys Stanford. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
symsys.stanford.edu
381 ms
symsys.stanford.edu
1027 ms
deme.css
151 ms
respond.min.js
223 ms
jquery-1.7.2.min.js
425 ms
jquery.cookie.js
220 ms
jquery-ui-1.8.21.custom.min.js
494 ms
bootstrap.min.js
287 ms
jquery-ui-1.8.21.custom.css
224 ms
grid.locale-en.js
289 ms
jquery.jqGrid.min.js
630 ms
ui.jqgrid.css
293 ms
fg.menu.js
355 ms
adminbar.js
359 ms
metabar_swap.js
361 ms
sidebar.js
443 ms
jqgrid-helpers.js
443 ms
ajax-model-choice-widget.js
444 ms
metadata-related-item-add.js
512 ms
fg.menu.css
513 ms
24009.css
615 ms
sha1.js
512 ms
mysql_pre41_password.js
559 ms
element.js
81 ms
ga.js
30 ms
symsys-logo.png
1246 ms
html.png
1244 ms
SSP-25-image-homepage2.jpg
1249 ms
Deme-Symbols.woff
1233 ms
glyphicons-halflings-regular.woff
1232 ms
recentlyviewedbox.json
153 ms
ui-bg_flat_75_ffffff_40x100.png
70 ms
ui-icons_222222_256x240.png
71 ms
translateelement.css
59 ms
main.js
68 ms
__utm.gif
13 ms
element_main.js
40 ms
translate_24dp.png
30 ms
l
51 ms
cleardot.gif
40 ms
symsys.stanford.edu accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
<object> elements do not have alternate text
symsys.stanford.edu 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
Page has valid source maps
symsys.stanford.edu SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Symsys.stanford.edu 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 Symsys.stanford.edu 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.
symsys.stanford.edu
Open Graph description is not detected on the main page of Symsys Stanford. 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: