1.8 sec in total
89 ms
1.6 sec
197 ms
Click here to check amazing USRA content for United States. Otherwise, check out these important facts you probably never knew about usra.edu
Visit usra.eduWe analyzed Usra.edu page load time and found that the first response time was 89 ms and then it took 1.7 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. This domain responded with an error, which can significantly jeopardize Usra.edu rating and web reputation
usra.edu performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value6.6 s
8/100
25%
Value4.2 s
77/100
10%
Value820 ms
35/100
30%
Value0.29
41/100
15%
Value8.3 s
40/100
10%
89 ms
47 ms
45 ms
27 ms
31 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that 51% of them (38 requests) were addressed to the original Usra.edu, 21% (16 requests) were made to Pbs.twimg.com and 5% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Usra.edu.
Page size can be reduced by 210.5 kB (5%)
4.5 MB
4.3 MB
In fact, the total size of Usra.edu main page is 4.5 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. 50% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.
Potential reduce by 14.2 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 14.2 kB or 71% of the original size.
Potential reduce by 127.0 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. USRA images are well optimized though.
Potential reduce by 56.9 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 56.9 kB or 61% of the original size.
Potential reduce by 12.3 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. Usra.edu needs all CSS files to be minified and compressed as it can save up to 12.3 kB or 76% of the original size.
Number of requests can be reduced by 24 (36%)
66
42
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of USRA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
www.usra.edu
89 ms
home.css
47 ms
global.css
45 ms
header_menu_style.css
27 ms
tabcontent.css
31 ms
tabcontent.js
29 ms
header_menu_js.js
29 ms
jquery-latest.js
12 ms
jquery.cycle.lite.1.0.min.js
63 ms
popup.js
62 ms
show_ads.js
15 ms
ga.js
35 ms
demo4.cfm
33 ms
widgets.js
30 ms
sdk.js
111 ms
ca-pub-1478832618408779.js
104 ms
zrt_lookup.html
102 ms
show_ads_impl.js
65 ms
min.gif
47 ms
max.gif
47 ms
close.gif
47 ms
resize.gif
47 ms
bg_home.jpg
108 ms
logo_home.png
46 ms
facebook.png
108 ms
twitter.png
86 ms
linkedin.png
106 ms
headlines_bg.png
86 ms
footerlinks_bg.jpg
85 ms
bullet.gif
107 ms
js-image-slider.css
106 ms
mcVideoPlugin.js
104 ms
js-image-slider.js
130 ms
generic.css
129 ms
timeline.1b43d11859b7663a2225b885f87704a5.js
91 ms
__utm.gif
52 ms
ads
180 ms
osd.js
23 ms
137 ms
syndication
96 ms
316283941575344129
214 ms
loading.gif
34 ms
1.jpg
722 ms
2.jpg
714 ms
3.jpg
697 ms
4.jpg
806 ms
5.jpg
271 ms
6.jpg
636 ms
7.jpg
434 ms
8.jpg
694 ms
9.jpg
1111 ms
xd_arbiter.php
74 ms
xd_arbiter.php
132 ms
1f329.png
57 ms
timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
18 ms
timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
29 ms
dHZdrpc__normal.jpg
130 ms
GOUuYaLQ_normal.png
154 ms
43e09ff4aebd03ba587e2ec34bfb4790_normal.png
180 ms
K3Kv-m00_normal.jpg
209 ms
fc04def49c4c5cd4beff114edc05f2be_normal.png
224 ms
nature-header.ed_normal.png
235 ms
facebook_y_twitter_logo_normal.jpg
246 ms
CcQMvWbUYAAqRnJ.jpg:small
274 ms
Cb2UrtnXIAAkSGl.png:small
305 ms
CbnGnxlUkAEevmz.jpg:small
255 ms
CbbP6g5WAAEVc81.jpg:small
255 ms
CbCNwdqWcAEAfXP.jpg:small
289 ms
Ca8r5vcWcAAG3-1.jpg:small
272 ms
Ca8iBIxUEAAfctO.jpg:small
287 ms
Ca8ds0KUsAANZdX.jpg:small
289 ms
CaylcUTUYAAqjZ8.jpg:small
301 ms
jot
24 ms
bullet.png
26 ms
print.css
23 ms
usra.edu accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
usra.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
Browser errors were logged to the console
usra.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
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usra.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 Usra.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.
usra.edu
Open Graph description is not detected on the main page of USRA. 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: