842 ms in total
53 ms
648 ms
141 ms
Visit oatd.org now to see the best up-to-date OATD content for United States and also check out these interesting facts you probably never knew about oatd.org
Visit oatd.orgWe analyzed Oatd.org page load time and found that the first response time was 53 ms and then it took 789 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
oatd.org performance score
name
value
score
weighting
Value2.5 s
67/100
10%
Value3.6 s
62/100
25%
Value2.5 s
98/100
10%
Value400 ms
68/100
30%
Value0.5
16/100
15%
Value7.7 s
45/100
10%
53 ms
72 ms
7 ms
34 ms
48 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 55% of them (33 requests) were addressed to the original Oatd.org, 12% (7 requests) were made to Apis.google.com and 10% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (230 ms) relates to the external source Connect.facebook.net.
Page size can be reduced by 62.5 kB (47%)
132.5 kB
70.0 kB
In fact, the total size of Oatd.org main page is 132.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. HTML takes 62.7 kB which makes up the majority of the site volume.
Potential reduce by 45.7 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 45.7 kB or 73% of the original size.
Potential reduce by 4.8 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. Obviously, OATD needs image optimization as it can save up to 4.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 5.3 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 5.3 kB or 21% of the original size.
Potential reduce by 6.7 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. Oatd.org needs all CSS files to be minified and compressed as it can save up to 6.7 kB or 65% of the original size.
Number of requests can be reduced by 37 (70%)
53
16
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OATD. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
oatd.org
53 ms
css
72 ms
oatd-2015.css
7 ms
oatd-search-2015.css
34 ms
jquery.min.js
48 ms
utils.js
34 ms
plusone.js
116 ms
tablet.css
11 ms
phone.css
5 ms
ga.js
132 ms
all.js
230 ms
oa_logo_100.png
105 ms
hogskolan_dalarna.png
87 ms
leiden_university.png
91 ms
ludwig_maximilians_universit%C3%A4t.png
130 ms
technische_universit%C3%A4t_dresden.png
111 ms
uppsala_university.png
129 ms
delft_university_of_technology.png
128 ms
universit%C3%A9_laval.png
129 ms
universidad_de_las_palmas_de_gran_canaria.png
128 ms
mid_sweden_university.png
128 ms
university_of_toledo.png
195 ms
university_of_illinois_chicago.png
163 ms
hogskolan_i_halmstad.png
195 ms
stockholm_university.png
163 ms
nsysu.png
191 ms
umea_university.png
191 ms
universitat_tubingen.png
197 ms
rice_university.png
197 ms
university_of_gothenburg.png
197 ms
swedish_national_defense_college.png
197 ms
hogskolan_i_gavle.png
196 ms
linnaeus_university.png
195 ms
jonkoping_university.png
198 ms
karlstad_university.png
208 ms
linkoping_university.png
208 ms
harvard_university.png
198 ms
swedish_university_of_agricultural_sciences.png
199 ms
5M21SdFLkD52QavfmHs6cA.ttf
124 ms
97uahxiqZRoncBaCEI3aW6CWcynf_cDxXwCLxiixG1c.ttf
158 ms
cb=gapi.loaded_0
57 ms
cb=gapi.loaded_1
70 ms
fastbutton
130 ms
pFZGRS3ywNfpSqkEIed1Ww.ttf
136 ms
OKegwhKhBNN-dhuHI27Hy_esZW2xOQ-xsNqO47m55DA.ttf
132 ms
t6Nd4cfPRhZP44Q5QAjcC102b4v3fUxqf9CZJ1qUoIA.ttf
135 ms
__utm.gif
83 ms
postmessageRelay
126 ms
cb=gapi.loaded_0
67 ms
cb=gapi.loaded_1
68 ms
W5F8_SL0XFawnjxHGsZjJA.ttf
52 ms
api.js
35 ms
core:rpc:shindig.random:shindig.sha1.js
49 ms
2536007149-postmessagerelay.js
42 ms
65 ms
xd_arbiter.php
75 ms
ping
24 ms
like.php
62 ms
vpc6VNjRPXV.js
65 ms
LVx-xkvaJ0b.png
68 ms
oatd.org 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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
The document uses <meta http-equiv="refresh">
oatd.org 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
Issues were logged in the Issues panel in Chrome Devtools
oatd.org 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oatd.org 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 Oatd.org 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.
oatd.org
Open Graph description is not detected on the main page of OATD. 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: