Tools & Wizards About Us
precollege.adelphi.edu screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

precollege.adelphi.edu

Pre College Summer Programs for High School Students | Adelphi

Page Load Speed

4.6 sec in total

First Response

789 ms

Resources Loaded

3.6 sec

Page Rendered

286 ms

precollege.adelphi.edu screenshot

About Website

Click here to check amazing Pre College Adelphi content for United States. Otherwise, check out these important facts you probably never knew about precollege.adelphi.edu

High school students can explore an academic area of interest during Adelphi University's Pre-College Summer Program.

Visit precollege.adelphi.edu

Key Findings

We analyzed Precollege.adelphi.edu page load time and found that the first response time was 789 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

precollege.adelphi.edu performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value4,960 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

precollege.adelphi.edu

789 ms

577 ms

style.min.css

10 ms

site.css

26 ms

jquery.min.js

65 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Precollege.adelphi.edu, 56% (20 requests) were made to Adelphi.edu and 22% (8 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (789 ms) belongs to the original domain Precollege.adelphi.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 277.2 kB (30%)

Content Size

932.6 kB

After Optimization

655.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Precollege.adelphi.edu main page is 932.6 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. Only a small number of websites need less resources to load. HTML takes 289.9 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 265.9 kB

  • Original 289.9 kB
  • After minification 261.5 kB
  • After compression 24.0 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 265.9 kB or 92% of the original size.

Image Optimization

-1%

Potential reduce by 3.2 kB

  • Original 252.9 kB
  • After minification 249.7 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. Pre College Adelphi images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 3.8 kB

  • Original 228.7 kB
  • After minification 228.7 kB
  • After compression 224.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 4.3 kB

  • Original 161.2 kB
  • After minification 161.2 kB
  • After compression 156.9 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. Precollege.adelphi.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (48%)

Requests Now

23

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pre College Adelphi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

precollege.adelphi.edu

precollege.adelphi.edu

789 ms

577 ms

style.min.css

style.min.css

10 ms

site.css

site.css

26 ms

jquery.min.js

jquery.min.js

65 ms

site.js

site.js

166 ms

element.js

element.js

165 ms

speedbump.js

speedbump.js

60 ms

countup-component.js

countup-component.js

60 ms

media_overlay.js

media_overlay.js

60 ms

gtm.js

gtm.js

776 ms

u27-W79Tw7w

u27-W79Tw7w

731 ms

icons.svg

icons.svg

408 ms

Copy-of-Adelphi-PreCollege2017-186-2000x857.jpg

Copy-of-Adelphi-PreCollege2017-186-2000x857.jpg

685 ms

mobile_arrow_left_gold.svg

mobile_arrow_left_gold.svg

405 ms

Top-30-Pre-College-Summer-Programs-Consensus-Ranked-300x269-1.png

Top-30-Pre-College-Summer-Programs-Consensus-Ranked-300x269-1.png

684 ms

footer_background.svg

footer_background.svg

407 ms

www-player.css

www-player.css

53 ms

www-embed-player.js

www-embed-player.js

130 ms

base.js

base.js

130 ms

Graphik-Semibold.woff

Graphik-Semibold.woff

230 ms

Graphik-Bold.woff

Graphik-Bold.woff

223 ms

Graphik-Medium.woff

Graphik-Medium.woff

229 ms

Graphik-Regular.woff

Graphik-Regular.woff

228 ms

Graphik-Light.woff

Graphik-Light.woff

227 ms

TiemposText-Regular.woff

TiemposText-Regular.woff

225 ms

TiemposText-Semibold.woff

TiemposText-Semibold.woff

226 ms

u27-W79Tw7w

u27-W79Tw7w

108 ms

www-embed-player.js

www-embed-player.js

252 ms

base.js

base.js

276 ms

ad_status.js

ad_status.js

143 ms

jDVVIT4ZwDHfBiET8TcWj790JrYgF6qU1g_sOcBWI_w.js

jDVVIT4ZwDHfBiET8TcWj790JrYgF6qU1g_sOcBWI_w.js

107 ms

embed.js

embed.js

23 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

128 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

130 ms

id

id

39 ms

Accessibility Review

precollege.adelphi.edu accessibility score

91

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.

Best Practices

precollege.adelphi.edu 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

precollege.adelphi.edu 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 Precollege.adelphi.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 Precollege.adelphi.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

precollege.adelphi.edu

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