Tools & Wizards About Us
app.plcsimulator.online screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

app.plcsimulator.online

Online PLC Ladder Logic Simulator: Learn & practice coding!

Page Load Speed

768 ms in total

First Response

27 ms

Resources Loaded

665 ms

Page Rendered

76 ms

app.plcsimulator.online screenshot

About Website

Visit app.plcsimulator.online now to see the best up-to-date App PLC Simulator content and also check out these interesting facts you probably never knew about app.plcsimulator.online

Online PLC Simulator: Master Ladder Logic programming with an interactive tool for creating, learning & sharing ladder logic diagrams. Elevate your PLC skills!

Visit app.plcsimulator.online

Key Findings

We analyzed App.plcsimulator.online page load time and found that the first response time was 27 ms and then it took 741 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

app.plcsimulator.online performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value3,580 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

app.plcsimulator.online

27 ms

css

33 ms

adsbygoogle.js

143 ms

main.5fc8134a.js

284 ms

main.e6172837.css

222 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that 27% of them (3 requests) were addressed to the original App.plcsimulator.online, 36% (4 requests) were made to Fonts.gstatic.com and 18% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (328 ms) relates to the external source Pagead2.googlesyndication.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.1 kB (2%)

Content Size

237.6 kB

After Optimization

233.5 kB

  • HTML
  • JavaScript

In fact, the total size of App.plcsimulator.online main page is 237.6 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. 15% of websites need less resources to load. Javascripts take 230.7 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 4.1 kB

  • Original 6.9 kB
  • After minification 6.9 kB
  • After compression 2.9 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 4.1 kB or 59% of the original size.

JavaScript Optimization

-0%

Potential reduce by 26 B

  • Original 230.7 kB
  • After minification 230.7 kB
  • After compression 230.6 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

We found no issues to fix!

Requests Now

6

After Optimization

6

  • AJAX
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of App PLC Simulator. According to our analytics all requests are already optimized.

Network Requests Diagram

app.plcsimulator.online

app.plcsimulator.online

27 ms

css

css

33 ms

adsbygoogle.js

adsbygoogle.js

143 ms

main.5fc8134a.js

main.5fc8134a.js

284 ms

main.e6172837.css

main.e6172837.css

222 ms

show_ads_impl.js

show_ads_impl.js

328 ms

zrt_lookup.html

zrt_lookup.html

61 ms

KFOlCnqEu92Fr1MmWUlfBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmWUlfBBc9AMP6lQ.ttf

61 ms

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

68 ms

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

69 ms

KFOlCnqEu92Fr1MmSU5fBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmSU5fBBc9AMP6lQ.ttf

72 ms

Accessibility Review

app.plcsimulator.online accessibility score

82

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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.

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

<frame> or <iframe> elements do not have a title

Best Practices

app.plcsimulator.online best practices score

92

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

Page has valid source maps

SEO Factors

app.plcsimulator.online 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

    EN

  • Encoding

    UTF-8

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

app.plcsimulator.online

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