Tools & Wizards About Us
oprfhs.org screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 70

    SEO

    Google-friendlier than
    30% of websites

oprfhs.org

Home - Oak Park and River Forest High School

Page Load Speed

1.1 sec in total

First Response

301 ms

Resources Loaded

629 ms

Page Rendered

154 ms

oprfhs.org screenshot

About Website

Visit oprfhs.org now to see the best up-to-date Oprfhs content for United States and also check out these interesting facts you probably never knew about oprfhs.org

Home - Oak Park and River Forest High School

Visit oprfhs.org

Key Findings

We analyzed Oprfhs.org page load time and found that the first response time was 301 ms and then it took 783 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

oprfhs.org performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value2,250 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.85

4/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

index.cfm

301 ms

grid.css

105 ms

font-awesome.min.css

63 ms

theme.css

39 ms

modernizr.foundation.js

90 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 35% of them (14 requests) were addressed to the original Oprfhs.org, 50% (20 requests) were made to S3.amazonaws.com and 5% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (301 ms) belongs to the original domain Oprfhs.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 932.9 kB (63%)

Content Size

1.5 MB

After Optimization

557.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oprfhs.org main page is 1.5 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. CSS take 523.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 32.0 kB

  • Original 39.9 kB
  • After minification 34.4 kB
  • After compression 7.9 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. This page needs HTML code to be minified as it can gain 5.5 kB, which is 14% 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 32.0 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 25.1 kB

  • Original 459.1 kB
  • After minification 434.0 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. Oprfhs images are well optimized though.

JavaScript Optimization

-83%

Potential reduce by 388.8 kB

  • Original 468.2 kB
  • After minification 267.2 kB
  • After compression 79.4 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 388.8 kB or 83% of the original size.

CSS Optimization

-93%

Potential reduce by 487.0 kB

  • Original 523.0 kB
  • After minification 245.8 kB
  • After compression 35.9 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. Oprfhs.org needs all CSS files to be minified and compressed as it can save up to 487.0 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (64%)

Requests Now

36

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oprfhs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

index.cfm

index.cfm

301 ms

grid.css

grid.css

105 ms

font-awesome.min.css

font-awesome.min.css

63 ms

theme.css

theme.css

39 ms

modernizr.foundation.js

modernizr.foundation.js

90 ms

jquery.js

jquery.js

103 ms

jquery.event.move.js

jquery.event.move.js

66 ms

jquery.event.swipe.js

jquery.event.swipe.js

60 ms

jquery.foundation.mediaQueryToggle.js

jquery.foundation.mediaQueryToggle.js

60 ms

jquery.foundation.forms.js

jquery.foundation.forms.js

67 ms

jquery.foundation.orbit.js

jquery.foundation.orbit.js

70 ms

jquery.foundation.navigation.js

jquery.foundation.navigation.js

71 ms

jquery.foundation.buttons.js

jquery.foundation.buttons.js

69 ms

jquery.foundation.tabs.js

jquery.foundation.tabs.js

137 ms

jquery.foundation.tooltips.js

jquery.foundation.tooltips.js

135 ms

jquery.foundation.accordion.js

jquery.foundation.accordion.js

137 ms

jquery.foundation.alerts.js

jquery.foundation.alerts.js

136 ms

jquery.foundation.reveal.js

jquery.foundation.reveal.js

139 ms

jquery.foundation.topbar.js

jquery.foundation.topbar.js

138 ms

jquery.foundation.clearing.js

jquery.foundation.clearing.js

137 ms

jquery.offcanvas.js

jquery.offcanvas.js

140 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

174 ms

app.js

app.js

139 ms

theme.js

theme.js

33 ms

css

css

56 ms

logo.png

logo.png

107 ms

jwoGLCNqo9szaklyR6kvUQ.js

jwoGLCNqo9szaklyR6kvUQ.js

131 ms

1SummerSchool.jpg

1SummerSchool.jpg

89 ms

4APPLE.jpg

4APPLE.jpg

88 ms

ITW.jpg

ITW.jpg

89 ms

ScholFoundation.jpg

ScholFoundation.jpg

89 ms

TechTips.jpg

TechTips.jpg

90 ms

1PostHSOptions.jpg

1PostHSOptions.jpg

90 ms

panel-students.jpg

panel-students.jpg

92 ms

panel-parents.jpg

panel-parents.jpg

90 ms

panel-alumni.jpg

panel-alumni.jpg

91 ms

panel-faculty.jpg

panel-faculty.jpg

91 ms

zhcz-_WihjSQC0oHJ9TCYC3USBnSvpkopQaUR-2r7iU.ttf

zhcz-_WihjSQC0oHJ9TCYC3USBnSvpkopQaUR-2r7iU.ttf

85 ms

IQHow_FEYlDC4Gzy_m8fcvEr6Hm6RMS0v1dtXsGir4g.ttf

IQHow_FEYlDC4Gzy_m8fcvEr6Hm6RMS0v1dtXsGir4g.ttf

85 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

19 ms

Accessibility Review

oprfhs.org accessibility score

98

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.

Best Practices

oprfhs.org 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

oprfhs.org SEO score

70

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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 Oprfhs.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 Oprfhs.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

oprfhs.org

Open Graph description is not detected on the main page of Oprfhs. 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: