1.9 sec in total
39 ms
846 ms
991 ms
Click here to check amazing Chbe Umd content for United States. Otherwise, check out these important facts you probably never knew about chbe.umd.edu
The Department of Chemical and Biomolecular Engineering at the A. James Clark School of Engineering at the University of Maryland
Visit chbe.umd.eduWe analyzed Chbe.umd.edu page load time and found that the first response time was 39 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
chbe.umd.edu performance score
name
value
score
weighting
Value2.9 s
54/100
10%
Value16.6 s
0/100
25%
Value5.7 s
51/100
10%
Value150 ms
95/100
30%
Value0.088
93/100
15%
Value10.8 s
22/100
10%
39 ms
67 ms
5 ms
14 ms
16 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that 71% of them (24 requests) were addressed to the original Chbe.umd.edu, 12% (4 requests) were made to Mnemosyne.umd.edu and 6% (2 requests) were made to Umd-header.umd.edu. The less responsive or slowest element that took the longest time to load (610 ms) relates to the external source Mnemosyne.umd.edu.
Page size can be reduced by 272.8 kB (5%)
5.8 MB
5.6 MB
In fact, the total size of Chbe.umd.edu main page is 5.8 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. 70% of websites need less resources to load. Images take 5.6 MB which makes up the majority of the site volume.
Potential reduce by 58.7 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 58.7 kB or 82% of the original size.
Potential reduce by 187.8 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. Chbe Umd images are well optimized though.
Potential reduce by 17.0 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 17.0 kB or 12% of the original size.
Potential reduce by 9.2 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. Chbe.umd.edu needs all CSS files to be minified and compressed as it can save up to 9.2 kB or 21% of the original size.
Number of requests can be reduced by 13 (42%)
31
18
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chbe Umd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
chbe.umd.edu
39 ms
chbe.umd.edu
67 ms
css_FFMDRYZ2nSV6HGDyDVpm9-yNY8H0IkhZ90k-a2N9jFE.css
5 ms
css_-Y2zfPUpeZtlFsYi1luSPFRC74f9YANc5OH1KeCXWik.css
14 ms
css_PGbJgHCUCBf4dg7K9Kt8aAwsApndP4GZ9RuToPy3-Fk.css
16 ms
css_574pHZYJuTdNt21_jrNjNVggISmcGfNSNg9K-0ybNkE.css
20 ms
css_SQFxhxg2z0EDManBN489zl5UrlFnwF5dB6YDDQ98NKU.css
40 ms
js_s5koNMBdK4BqfHyHNPWCXIL2zD0jFcPyejDZsryApj0.js
47 ms
js_aP5CRxD4RNJA3rbakvUd_bll6xiPB6uJoWsMrKOtK40.js
40 ms
js_rsGiM5M1ffe6EhN-RnhM5f3pDyJ8ZAPFJNKpfjtepLk.js
39 ms
bundle.js
194 ms
js_64LC3Qz_w2H3J3YDgPMe9o-tn-Yyoj-SbHkH9cUfAqU.js
40 ms
css
42 ms
css
53 ms
css_Ktb0qcmYJlwtM4F6vkjWGbyXapXgA4HSTkrbZgqDNJE.css
5 ms
analytics.js
128 ms
logo-chbe.svg
100 ms
article15098.large.jpg
610 ms
article15087.largethumb.png
484 ms
article15083.largethumb.png
527 ms
article15075.largethumb.png
524 ms
search.svg
74 ms
Borden_001-sm2.jpg
409 ms
Hill%20visit%201_0.jpg
433 ms
ChBE%20student%20awards%202022%20-1.jpg
394 ms
PYC-2.jpg
472 ms
stats.svg
73 ms
stats-women-engineer.svg
179 ms
stats-data.svg
387 ms
news-grid-bg.jpg
390 ms
Ezinne%20Achinivu-cropped.jpeg
390 ms
index.css
140 ms
collect
254 ms
fontawesome-webfont.woff
34 ms
chbe.umd.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-hidden="true"] elements contain focusable descendents
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
chbe.umd.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
General
Impact
Issue
Detected JavaScript libraries
chbe.umd.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 Chbe.umd.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 Chbe.umd.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.
chbe.umd.edu
Open Graph description is not detected on the main page of Chbe Umd. 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: