3.4 sec in total
475 ms
2.4 sec
537 ms
Visit chem.usu.edu now to see the best up-to-date Chem USU content for United States and also check out these interesting facts you probably never knew about chem.usu.edu
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Visit chem.usu.eduWe analyzed Chem.usu.edu page load time and found that the first response time was 475 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
chem.usu.edu performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value10.0 s
0/100
25%
Value6.5 s
39/100
10%
Value1,450 ms
15/100
30%
Value0.36
30/100
15%
Value11.7 s
18/100
10%
475 ms
293 ms
243 ms
79 ms
101 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 79% of them (31 requests) were addressed to the original Chem.usu.edu, 10% (4 requests) were made to Google-analytics.com and 5% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Chem.usu.edu.
Page size can be reduced by 987.3 kB (31%)
3.2 MB
2.2 MB
In fact, the total size of Chem.usu.edu main page is 3.2 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. 25% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.
Potential reduce by 19.7 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 19.7 kB or 78% of the original size.
Potential reduce by 859.1 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. Obviously, Chem USU needs image optimization as it can save up to 859.1 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 72.9 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 72.9 kB or 59% of the original size.
Potential reduce by 35.5 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. Chem.usu.edu needs all CSS files to be minified and compressed as it can save up to 35.5 kB or 84% of the original size.
Number of requests can be reduced by 13 (35%)
37
24
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chem USU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
chem.usu.edu
475 ms
styles.css
293 ms
chemistry.css
243 ms
jquery.min.js
79 ms
jquery-ui.min.js
101 ms
cycle.js
294 ms
chemistry.js
194 ms
menu.js
191 ms
slider.js
191 ms
show_afs_search.js
29 ms
epEditor.css
69 ms
ga.js
56 ms
analytics.js
55 ms
background.jpg
136 ms
content.jpg
136 ms
siteWrapper.jpg
334 ms
utahstate.png
132 ms
collegeofscience.png
138 ms
OldMainWelcome.png
943 ms
blue_curve2.png
541 ms
chemistry.png
324 ms
chemistry_title.png
186 ms
leftNav.png
189 ms
arrows.png
242 ms
facebookIcon.png
292 ms
blueWhite.jpg
295 ms
Mussie_On_A.jpg
1571 ms
Steve%20Scheiner%20Picture.jpg
348 ms
Yujie%20Sun%20Image%2011-9-15.jpg
375 ms
Popov_CEN_website.jpg
384 ms
Littlest_aromate.jpg
399 ms
Yujie%20Publication.jpg
424 ms
Yujie%20Sun%209-25-15.jpg
434 ms
end_content.jpg
451 ms
__utm.gif
12 ms
collect
13 ms
chem-large-dot.png
397 ms
chem-small-dot.png
407 ms
collect
56 ms
chem.usu.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 IDs are not unique
chem.usu.edu 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
Page has valid source maps
chem.usu.edu 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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chem.usu.edu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Chem.usu.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.
chem.usu.edu
Open Graph description is not detected on the main page of Chem USU. 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: