13.2 sec in total
2.5 sec
10.5 sec
206 ms
Welcome to online-pdh.org homepage info - get ready to check Online Pdh best content right away, or after learning these important things about online-pdh.org
Visit online-pdh.orgWe analyzed Online-pdh.org page load time and found that the first response time was 2.5 sec and then it took 10.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
online-pdh.org performance score
name
value
score
weighting
Value4.2 s
20/100
10%
Value4.3 s
41/100
25%
Value5.9 s
47/100
10%
Value290 ms
79/100
30%
Value0.062
97/100
15%
Value7.0 s
52/100
10%
2452 ms
3409 ms
1145 ms
2666 ms
1010 ms
Our browser made a total of 23 requests to load all elements on the main page. We found that 91% of them (21 requests) were addressed to the original Online-pdh.org, 9% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Online-pdh.org.
Page size can be reduced by 343.7 kB (68%)
505.0 kB
161.3 kB
In fact, the total size of Online-pdh.org main page is 505.0 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. 25% of websites need less resources to load. Javascripts take 461.5 kB which makes up the majority of the site volume.
Potential reduce by 24.8 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 24.8 kB or 78% of the original size.
Potential reduce by 6.0 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. Obviously, Online Pdh needs image optimization as it can save up to 6.0 kB or 52% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 312.9 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 312.9 kB or 68% of the original size.
Number of requests can be reduced by 10 (48%)
21
11
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Online Pdh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
online-pdh.org
2452 ms
www.online-pdh.org
3409 ms
yui_combo.php
1145 ms
yui_combo.php
2666 ms
jquery-1.11.1.min.js
1010 ms
jquery-migrate-1.2.1.min.js
1144 ms
all
1478 ms
javascript-static.js
1033 ms
theme.js
1631 ms
footer
1638 ms
bootstrap-carousel.js
1715 ms
bootstrap-transition.js
1713 ms
logo.png
1710 ms
course
626 ms
img-nav_divider
750 ms
expanded
1699 ms
analytics.js
41 ms
yui_combo.php
787 ms
collapsed
740 ms
block_to_dock
1244 ms
fontawesome-webfont.woff
1529 ms
collect
15 ms
yui_combo.php
970 ms
online-pdh.org 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
online-pdh.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
online-pdh.org 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
Page is blocked from indexing
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 Online-pdh.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 Online-pdh.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.
online-pdh.org
Open Graph description is not detected on the main page of Online Pdh. 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: