3.8 sec in total
463 ms
3 sec
337 ms
Welcome to hsph-harvard.bluejeans.com homepage info - get ready to check Hsph Harvard Blue Jeans best content for United States right away, or after learning these important things about hsph-harvard.bluejeans.com
Visit hsph-harvard.bluejeans.comWe analyzed Hsph-harvard.bluejeans.com page load time and found that the first response time was 463 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
hsph-harvard.bluejeans.com performance score
name
value
score
weighting
Value2.5 s
68/100
10%
Value4.0 s
49/100
25%
Value5.8 s
50/100
10%
Value440 ms
64/100
30%
Value0
100/100
15%
Value12.0 s
16/100
10%
463 ms
88 ms
177 ms
234 ms
397 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 72% of them (38 requests) were addressed to the original Hsph-harvard.bluejeans.com, 19% (10 requests) were made to Static.bluejeans.com and 4% (2 requests) were made to Bam.nr-data.net. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Hsph-harvard.bluejeans.com.
Page size can be reduced by 1.6 MB (79%)
2.0 MB
425.9 kB
In fact, the total size of Hsph-harvard.bluejeans.com main page is 2.0 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. 40% of websites need less resources to load. Javascripts take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 12.7 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 12.7 kB or 64% of the original size.
Potential reduce by 17.1 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, Hsph Harvard Blue Jeans needs image optimization as it can save up to 17.1 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.5 MB
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 1.5 MB or 81% of the original size.
Potential reduce by 88.1 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. Hsph-harvard.bluejeans.com needs all CSS files to be minified and compressed as it can save up to 88.1 kB or 84% of the original size.
Number of requests can be reduced by 34 (69%)
49
15
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hsph Harvard Blue Jeans. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
hsph-harvard.bluejeans.com
463 ms
CLP.css
88 ms
jquery.min.js
177 ms
jquery.cookies.min.js
234 ms
mainCss.css
397 ms
jqueryui.css
236 ms
jqueryui.min.js
405 ms
HeaderNavigationBkgd.png
89 ms
bluejeans-logo.png
80 ms
harvard-wallpaper.png
181 ms
169 ms
150 ms
harvard-columns.png
293 ms
PoweredByBJN.png
251 ms
1387 ms
ui-bg_flat_100_ffffff_40x100.png
77 ms
ui-icons_666666_256x240.png
153 ms
reset.css
77 ms
jqueryui.css
103 ms
common.css
132 ms
attendCssFile.css
135 ms
jquery.min.js
145 ms
jquery.cookies.min.js
152 ms
jqueryui.min.js
276 ms
URI.min.js
208 ms
245 ms
common.js
229 ms
lodash.js
323 ms
en.json.js
130 ms
loader.js
293 ms
dialogs_iframe.js
306 ms
loginCssFile.css
160 ms
input-bg.png
187 ms
ProximaNova-Bold-webfont.woff
213 ms
nr-885.min.js
68 ms
6c5e7da778
115 ms
6c5e7da778
111 ms
reset.css
82 ms
common.css
78 ms
signupCssFile.css
147 ms
URI.min.js
79 ms
99 ms
common.js
82 ms
lodash.js
89 ms
en.json.js
54 ms
loader.js
153 ms
BJN_ga-track.js
154 ms
simplified_signup.js
160 ms
signup.css
283 ms
ga.js
22 ms
input-bg.png
82 ms
ProximaNova-Bold-webfont.woff
78 ms
__utm.gif
2 ms
hsph-harvard.bluejeans.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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
hsph-harvard.bluejeans.com 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
Browser errors were logged to the console
hsph-harvard.bluejeans.com SEO score
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hsph-harvard.bluejeans.com 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 Hsph-harvard.bluejeans.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.
hsph-harvard.bluejeans.com
Open Graph description is not detected on the main page of Hsph Harvard Blue Jeans. 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: