11.3 sec in total
127 ms
6.6 sec
4.6 sec
Visit chem.pitt.edu now to see the best up-to-date Chem Pitt content for United States and also check out these interesting facts you probably never knew about chem.pitt.edu
The University of Pittsburgh is among the nation's most distinguished comprehensive universities, with a wide variety of high-quality programs in both the arts and sciences and professional fields.
Visit chem.pitt.eduWe analyzed Chem.pitt.edu page load time and found that the first response time was 127 ms and then it took 11.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
chem.pitt.edu performance score
name
value
score
weighting
Value8.5 s
0/100
10%
Value25.2 s
0/100
25%
Value10.9 s
6/100
10%
Value1,690 ms
11/100
30%
Value0.061
97/100
15%
Value11.6 s
18/100
10%
127 ms
108 ms
286 ms
128 ms
161 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that 83% of them (62 requests) were addressed to the original Chem.pitt.edu, 11% (8 requests) were made to Use.typekit.com and 3% (2 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Use.typekit.com.
Page size can be reduced by 958.8 kB (25%)
3.9 MB
2.9 MB
In fact, the total size of Chem.pitt.edu main page is 3.9 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 66.7 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 66.7 kB or 83% of the original size.
Potential reduce by 395.7 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 Pitt needs image optimization as it can save up to 395.7 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 258.6 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 258.6 kB or 80% of the original size.
Potential reduce by 237.9 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.pitt.edu needs all CSS files to be minified and compressed as it can save up to 237.9 kB or 87% of the original size.
Number of requests can be reduced by 26 (42%)
62
36
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chem Pitt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
chem.pitt.edu
127 ms
chem.pitt.edu
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www.chem.pitt.edu
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system.base.css
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bootstrap.css
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style.XcVzbo5GbrB4v7QVES377fts6uudS0o0YbaMpBamvPg.css
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jquery-1.7.2.min.js
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js_dWhBODswdXXk1M5Z5nyqNfGljmqwxUwAK9i6D0YSDNs.js
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js_lboD8mxHbiFYKzdGkJi9JvFQWJGyCslzWjcNjvVR3X0.js
308 ms
bootstrap.min.js
400 ms
js_f_6-OzlFXjayKlsU5sJKLwjz7LFQvdIZDm-Mt6jKwyM.js
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js_0tgAJoTcRBidISd207VCYSJOveDo9K1HZ7tjj6iIrgk.js
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js_MRdvkC2u4oGsp5wVxBG1pGV5NrCPW3mssHxIn6G9tGE.js
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analytics.js
82 ms
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chem.pitt.edu 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.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
chem.pitt.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
Browser errors were logged to the console
chem.pitt.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
Image elements do not have [alt] attributes
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 Chem.pitt.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 Chem.pitt.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.pitt.edu
Open Graph description is not detected on the main page of Chem Pitt. 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: