Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

pdhonline.org

Online PDH Provider for Engineers Land Surveyors Architects PE CEU PLS CPC LS CPD PDU - Professional Development Hours and Continuing Education Units ...

Page Load Speed

1.5 sec in total

First Response

36 ms

Resources Loaded

1.3 sec

Page Rendered

136 ms

pdhonline.org screenshot

About Website

Welcome to pdhonline.org homepage info - get ready to check PDH Online best content for India right away, or after learning these important things about pdhonline.org

PDHonline.com provides online (web-based) professional development courses (PDH, hours units credits or PDHs) continuing education units (CEU CEUs) and learning units (LU LUs) for engineer (engineers ...

Visit pdhonline.org

Key Findings

We analyzed Pdhonline.org page load time and found that the first response time was 36 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

pdhonline.org performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.0 s

52/100

10%

Network Requests Diagram

pdhonline.org

36 ms

pdhonline.com

356 ms

bar.css

108 ms

mootools1.11.js

181 ms

qscroller.js

111 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Pdhonline.org, 62% (39 requests) were made to Pdhonline.com and 14% (9 requests) were made to Calendar.google.com. The less responsive or slowest element that took the longest time to load (674 ms) relates to the external source Pdhonline.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.5 kB (32%)

Content Size

410.4 kB

After Optimization

278.9 kB

In fact, the total size of Pdhonline.org main page is 410.4 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. Javascripts take 308.5 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 60.0 kB

  • Original 71.3 kB
  • After minification 55.5 kB
  • After compression 11.3 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. This page needs HTML code to be minified as it can gain 15.8 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 60.0 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 398 B

  • Original 26.9 kB
  • After minification 26.5 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. PDH Online images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 68.5 kB

  • Original 308.5 kB
  • After minification 306.3 kB
  • After compression 240.0 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 68.5 kB or 22% of the original size.

CSS Optimization

-73%

Potential reduce by 2.7 kB

  • Original 3.7 kB
  • After minification 3.1 kB
  • After compression 1.0 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. Pdhonline.org needs all CSS files to be minified and compressed as it can save up to 2.7 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (68%)

Requests Now

59

After Optimization

19

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PDH Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

pdhonline.org accessibility score

97

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

pdhonline.org best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

pdhonline.org SEO score

100

Search Engine Optimization Advices

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pdhonline.org 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 Pdhonline.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of PDH Online. 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: