Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

pltw.mst.edu

pltw.mst.edu – Project Lead The Way | Missouri S&T

Page Load Speed

3.1 sec in total

First Response

552 ms

Resources Loaded

2 sec

Page Rendered

577 ms

pltw.mst.edu screenshot

About Website

Welcome to pltw.mst.edu homepage info - get ready to check Pltw Mst best content for United States right away, or after learning these important things about pltw.mst.edu

Visit pltw.mst.edu

Key Findings

We analyzed Pltw.mst.edu page load time and found that the first response time was 552 ms and then it took 2.6 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

pltw.mst.edu performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value23.6 s

0/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.103

89/100

15%

TTI (Time to Interactive)

Value20.7 s

2/100

10%

Network Requests Diagram

pltw.mst.edu

552 ms

ga.js

46 ms

fonts.css

193 ms

orgon_slab.css

376 ms

tstar.css

386 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 12% of them (8 requests) were addressed to the original Pltw.mst.edu, 34% (22 requests) were made to Campus.mst.edu and 25% (16 requests) were made to . The less responsive or slowest element that took the longest time to load (862 ms) relates to the external source S3-us-west-2.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 716.2 kB (55%)

Content Size

1.3 MB

After Optimization

577.8 kB

In fact, the total size of Pltw.mst.edu main page is 1.3 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. 60% of websites need less resources to load. Javascripts take 493.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 40.0 kB

  • Original 52.1 kB
  • After minification 41.6 kB
  • After compression 12.1 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 10.5 kB, which is 20% 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 40.0 kB or 77% of the original size.

Image Optimization

-12%

Potential reduce by 36.1 kB

  • Original 296.5 kB
  • After minification 260.4 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, Pltw Mst needs image optimization as it can save up to 36.1 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

-69%

Potential reduce by 340.4 kB

  • Original 493.1 kB
  • After minification 473.9 kB
  • After compression 152.8 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 340.4 kB or 69% of the original size.

CSS Optimization

-66%

Potential reduce by 299.7 kB

  • Original 452.2 kB
  • After minification 448.8 kB
  • After compression 152.5 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. Pltw.mst.edu needs all CSS files to be minified and compressed as it can save up to 299.7 kB or 66% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (48%)

Requests Now

27

After Optimization

14

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pltw Mst. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

pltw.mst.edu accessibility score

94

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

pltw.mst.edu best practices score

83

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

SEO Factors

pltw.mst.edu SEO score

82

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

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 Pltw.mst.edu 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 Pltw.mst.edu 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 Pltw Mst. 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: