Tools & Wizards About Us
c4sem.org screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

c4sem.org

C4SEM | Risk Management: Homeland Security & Mission Assurance Group.

Page Load Speed

2.8 sec in total

First Response

92 ms

Resources Loaded

2.6 sec

Page Rendered

82 ms

c4sem.org screenshot

About Website

Welcome to c4sem.org homepage info - get ready to check C4SEM best content right away, or after learning these important things about c4sem.org

C4SEM is a Off-duty police officers, security guards, investigation and consulting service provider. Top-Rated global Homeland Security training and certifcation academy for Law Enforcement, First Res...

Visit c4sem.org

Key Findings

We analyzed C4sem.org page load time and found that the first response time was 92 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

c4sem.org performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

54/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

www.c4sem.org

92 ms

minified.js

37 ms

focus-within-polyfill.js

34 ms

polyfill.min.js

1065 ms

thunderbolt-commons.c1d8ed1c.bundle.min.js

66 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original C4sem.org, 38% (22 requests) were made to Static.wixstatic.com and 34% (20 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 794.7 kB (41%)

Content Size

1.9 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of C4sem.org main page is 1.9 MB. 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. Images take 815.1 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 509.6 kB

  • Original 667.1 kB
  • After minification 665.3 kB
  • After compression 157.5 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 509.6 kB or 76% of the original size.

Image Optimization

-12%

Potential reduce by 100.7 kB

  • Original 815.1 kB
  • After minification 714.4 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, C4SEM needs image optimization as it can save up to 100.7 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-42%

Potential reduce by 184.3 kB

  • Original 440.3 kB
  • After minification 440.3 kB
  • After compression 255.9 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 184.3 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (27%)

Requests Now

37

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of C4SEM. 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.

Network Requests Diagram

www.c4sem.org

www.c4sem.org

92 ms

minified.js

minified.js

37 ms

focus-within-polyfill.js

focus-within-polyfill.js

34 ms

polyfill.min.js

polyfill.min.js

1065 ms

thunderbolt-commons.c1d8ed1c.bundle.min.js

thunderbolt-commons.c1d8ed1c.bundle.min.js

66 ms

main.4a2d1e74.bundle.min.js

main.4a2d1e74.bundle.min.js

67 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

23 ms

lodash.min.js

lodash.min.js

67 ms

react.production.min.js

react.production.min.js

69 ms

react-dom.production.min.js

react-dom.production.min.js

68 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

68 ms

4e11b0_e13e702c83af49849cd940fd2a9d70d6.jpg

4e11b0_e13e702c83af49849cd940fd2a9d70d6.jpg

458 ms

OSAC.png

OSAC.png

319 ms

001atrf.png

001atrf.png

347 ms

001strf.png

001strf.png

425 ms

001%20ssrf.png

001%20ssrf.png

425 ms

001%20irf.png

001%20irf.png

413 ms

001%20crf.png

001%20crf.png

657 ms

001%20psrf.png

001%20psrf.png

594 ms

001%20strf.png

001%20strf.png

569 ms

4e11b0_07434d8ff1dc4427bc54e7cde8c8eb0f.jpg

4e11b0_07434d8ff1dc4427bc54e7cde8c8eb0f.jpg

645 ms

4e11b0_8c07e625f3d1408da8fdb6da9c6d1935.jpg

4e11b0_8c07e625f3d1408da8fdb6da9c6d1935.jpg

657 ms

4e11b0_d93bf0039be2403a898a95a54a2c6024~mv2.jpg

4e11b0_d93bf0039be2403a898a95a54a2c6024~mv2.jpg

752 ms

4e11b0_3cbf103250f54884a3bd0b43dd9451a9~mv2.png

4e11b0_3cbf103250f54884a3bd0b43dd9451a9~mv2.png

848 ms

4e11b0_a8a82126a10c42739e294d21b868713e~mv2.png

4e11b0_a8a82126a10c42739e294d21b868713e~mv2.png

774 ms

4e11b0_a0d67b2b74a94cecb6a624bcdca6d013~mv2.png

4e11b0_a0d67b2b74a94cecb6a624bcdca6d013~mv2.png

794 ms

4e11b0_313c9e1c249046c38c56584a1bae7d4c~mv2.png

4e11b0_313c9e1c249046c38c56584a1bae7d4c~mv2.png

810 ms

storeweb.png

storeweb.png

812 ms

Untitled-4%20copy.png

Untitled-4%20copy.png

945 ms

001cp.png

001cp.png

991 ms

Muncie_Chamber.png

Muncie_Chamber.png

1151 ms

all%20branchesC4SEM.png

all%20branchesC4SEM.png

1035 ms

hiring-veterans.png

hiring-veterans.png

1156 ms

bundle.min.js

bundle.min.js

122 ms

20323430-24f4-4767-9d4d-060d1e89758a.woff

20323430-24f4-4767-9d4d-060d1e89758a.woff

17 ms

94e45703-fbd7-46e5-9fcd-228ae59d6266.woff

94e45703-fbd7-46e5-9fcd-228ae59d6266.woff

17 ms

9ee00678-b6d7-4b4f-8448-70cfa267d36b.woff

9ee00678-b6d7-4b4f-8448-70cfa267d36b.woff

16 ms

ae844b11-5158-4caf-90b4-7ace49ac3440.woff

ae844b11-5158-4caf-90b4-7ace49ac3440.woff

11 ms

d3bbaa1b-d5e3-431f-93a7-9cea63601bb6.woff

d3bbaa1b-d5e3-431f-93a7-9cea63601bb6.woff

28 ms

119 ms

110 ms

106 ms

109 ms

110 ms

105 ms

144 ms

143 ms

140 ms

134 ms

139 ms

139 ms

deprecation-en.v5.html

deprecation-en.v5.html

6 ms

bolt-performance

bolt-performance

21 ms

deprecation-style.v5.css

deprecation-style.v5.css

5 ms

right-arrow.svg

right-arrow.svg

15 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

4 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

7 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

7 ms

Accessibility Review

c4sem.org accessibility score

85

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Best Practices

c4sem.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

c4sem.org SEO score

99

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

High

Tap targets are not sized appropriately

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 C4sem.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 C4sem.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

c4sem.org

Open Graph data is detected on the main page of C4SEM. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: