Tools & Wizards About Us

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

cihprep.com

CIH Prep- Certified Industrial Hygienist Exam Crash Course

Page Load Speed

2.8 sec in total

First Response

481 ms

Resources Loaded

2 sec

Page Rendered

417 ms

About Website

Welcome to cihprep.com homepage info - get ready to check CIH Prep best content right away, or after learning these important things about cihprep.com

Prepare for the CIH exam with our online CRASH course. The instructor, Ian Cull, CIH, PE has a unique strategy to help you pass! He'll guide you through modules that match up with the 17 ABIH rubrics.

Visit cihprep.com

Key Findings

We analyzed Cihprep.com page load time and found that the first response time was 481 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.

Performance Metrics

cihprep.com performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

10/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.9 s

66/100

10%

Network Requests Diagram

cihprep.com

481 ms

modernizr.min.js

48 ms

jquery.min.js

43 ms

foundation.min.js

71 ms

foundation.clearing.min.js

79 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 24% of them (6 requests) were addressed to the original Cihprep.com, 32% (8 requests) were made to Cdnjs.cloudflare.com and 20% (5 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (755 ms) belongs to the original domain Cihprep.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 51.4 kB (20%)

Content Size

251.8 kB

After Optimization

200.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cihprep.com main page is 251.8 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. 35% of websites need less resources to load. Images take 173.7 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 19.3 kB

  • Original 26.6 kB
  • After minification 26.6 kB
  • After compression 7.3 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. 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 19.3 kB or 73% of the original size.

Image Optimization

-18%

Potential reduce by 32.1 kB

  • Original 173.7 kB
  • After minification 141.6 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, CIH Prep needs image optimization as it can save up to 32.1 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 71 B

  • Original 51.5 kB
  • After minification 51.5 kB
  • After compression 51.4 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 15 (75%)

Requests Now

20

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CIH Prep. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cihprep.com accessibility score

83

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Links do not have a discernible name

Best Practices

cihprep.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

cihprep.com SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

Social Sharing Optimization

Open Graph data is detected on the main page of CIH Prep. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: