3 sec in total
527 ms
1.5 sec
916 ms
Visit pdhexpress.com now to see the best up-to-date PDH Express content and also check out these interesting facts you probably never knew about pdhexpress.com
PDH Express provides professional engineering continuing education & online PDH courses for engineers. PE continuing education & PDH online.
Visit pdhexpress.comWe analyzed Pdhexpress.com page load time and found that the first response time was 527 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
pdhexpress.com performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value5.6 s
17/100
25%
Value6.0 s
46/100
10%
Value2,460 ms
4/100
30%
Value0
100/100
15%
Value7.1 s
52/100
10%
527 ms
38 ms
24 ms
114 ms
89 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 88% of them (23 requests) were addressed to the original Pdhexpress.com, 4% (1 request) were made to Fonts.googleapis.com and 4% (1 request) were made to I.ytimg.com. The less responsive or slowest element that took the longest time to load (527 ms) belongs to the original domain Pdhexpress.com.
Page size can be reduced by 44.1 kB (26%)
170.5 kB
126.3 kB
In fact, the total size of Pdhexpress.com main page is 170.5 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. 45% of websites need less resources to load. HTML takes 51.1 kB which makes up the majority of the site volume.
Potential reduce by 38.6 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 38.6 kB or 76% of the original size.
Potential reduce by 243 B
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. PDH Express images are well optimized though.
Potential reduce by 146 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 5.1 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. Pdhexpress.com needs all CSS files to be minified and compressed as it can save up to 5.1 kB or 12% of the original size.
Number of requests can be reduced by 10 (40%)
25
15
The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PDH Express. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.pdhexpress.com
527 ms
bootstrap.min.css
38 ms
style.css
24 ms
jquery.min.js
114 ms
jquery-migrate.min.js
89 ms
css
228 ms
rs6.css
225 ms
rbtools.min.js
227 ms
rs6.min.js
226 ms
popper.min.js
84 ms
bootstrap.min.js
224 ms
theme-script.min.js
223 ms
skip-link-focus-fix.min.js
250 ms
logo.png
95 ms
construction-workers.webp
92 ms
dummy.png
95 ms
make-it-easy.webp
96 ms
money-back.webp
95 ms
price-box.webp
94 ms
subject-box.webp
97 ms
credit-card-icons.webp
96 ms
check.png
96 ms
register.webp
98 ms
bullet-footer.png
97 ms
hqdefault.jpg
100 ms
TxzC70f.png
75 ms
pdhexpress.com 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
pdhexpress.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
pdhexpress.com 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
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 Pdhexpress.com 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 Pdhexpress.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.
pdhexpress.com
Open Graph data is detected on the main page of PDH Express. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: