Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

d64.org

Welcome to Park Ridge-Niles School District 64 | Park Ridge-Niles SD 64

Page Load Speed

2.2 sec in total

First Response

321 ms

Resources Loaded

1.7 sec

Page Rendered

142 ms

d64.org screenshot

About Website

Welcome to d64.org homepage info - get ready to check D 64 best content for United States right away, or after learning these important things about d64.org

District 64 is an elementary school district serving students in Park Ridge, IL and a portion of Niles, IL. The District employs more than 600 staff members who provide a rich academic program and pos...

Visit d64.org

Key Findings

We analyzed D64.org page load time and found that the first response time was 321 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

d64.org performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value5.3 s

57/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0.304

39/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

index.cfm

321 ms

grid.css

105 ms

font-awesome.min.css

47 ms

theme.css

54 ms

modernizr.foundation.js

124 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 38% of them (20 requests) were addressed to the original D64.org, 38% (20 requests) were made to S3.amazonaws.com and 9% (5 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source S3.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (68%)

Content Size

1.7 MB

After Optimization

541.0 kB

In fact, the total size of D64.org main page is 1.7 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. 50% of websites need less resources to load. Javascripts take 725.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 30.7 kB

  • Original 37.5 kB
  • After minification 31.6 kB
  • After compression 6.8 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 6.0 kB, which is 16% 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 30.7 kB or 82% of the original size.

Image Optimization

-14%

Potential reduce by 50.3 kB

  • Original 357.8 kB
  • After minification 307.5 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. Obviously, D 64 needs image optimization as it can save up to 50.3 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-74%

Potential reduce by 540.5 kB

  • Original 725.9 kB
  • After minification 523.1 kB
  • After compression 185.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 540.5 kB or 74% of the original size.

CSS Optimization

-93%

Potential reduce by 514.8 kB

  • Original 556.1 kB
  • After minification 264.8 kB
  • After compression 41.3 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. D64.org needs all CSS files to be minified and compressed as it can save up to 514.8 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (57%)

Requests Now

51

After Optimization

22

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D 64. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

d64.org accessibility score

88

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

High

[aria-hidden="true"] elements contain focusable descendents

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

d64.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

Browser errors were logged to the console

SEO Factors

d64.org SEO score

90

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 D64.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 D64.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 D 64. 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: