Tools & Wizards About Us
princeton.uloop.com screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

princeton.uloop.com

Resource Hub for Princeton University Students | Uloop

Page Load Speed

1.7 sec in total

First Response

58 ms

Resources Loaded

1.1 sec

Page Rendered

509 ms

princeton.uloop.com screenshot

About Website

Click here to check amazing Princeton Uloop content for United States. Otherwise, check out these important facts you probably never knew about princeton.uloop.com

Browse the best resources for Princeton University students, including jobs, Princeton housing, roommates, course notes, test prep and more.

Visit princeton.uloop.com

Key Findings

We analyzed Princeton.uloop.com page load time and found that the first response time was 58 ms and then it took 1.7 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

princeton.uloop.com performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

74/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value670 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

princeton.uloop.com

58 ms

princeton.uloop.com

332 ms

gtm.js

313 ms

main-480x148_2.jpg

264 ms

Princeton-Housing-One-large-bedroom-close-to-Kean-University-for-Princeton-University-Students-in-Princeton-NJ.jpg

284 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 10% of them (6 requests) were addressed to the original Princeton.uloop.com, 22% (13 requests) were made to Images3.uloop.com and 14% (8 requests) were made to D6ihkm3scxop5.uloop.com. The less responsive or slowest element that took the longest time to load (419 ms) relates to the external source Dihmh4v20db76.cloudfront.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 527.1 kB (70%)

Content Size

751.1 kB

After Optimization

224.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Princeton.uloop.com main page is 751.1 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. 35% of websites need less resources to load. HTML takes 634.2 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 525.8 kB

  • Original 634.2 kB
  • After minification 597.5 kB
  • After compression 108.3 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 525.8 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 1.3 kB

  • Original 102.4 kB
  • After minification 101.1 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. Princeton Uloop images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 14.6 kB
  • After minification 14.6 kB
  • After compression 14.6 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

41

After Optimization

41

  • Images
  • JavaScript

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Princeton Uloop. According to our analytics all requests are already optimized.

Network Requests Diagram

princeton.uloop.com

princeton.uloop.com

58 ms

princeton.uloop.com

princeton.uloop.com

332 ms

gtm.js

gtm.js

313 ms

main-480x148_2.jpg

main-480x148_2.jpg

264 ms

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284 ms

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350 ms

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280 ms

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351 ms

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276 ms

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347 ms

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419 ms

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386 ms

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263 ms

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366 ms

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375 ms

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375 ms

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370 ms

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371 ms

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381 ms

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381 ms

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375 ms

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336 ms

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229 ms

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229 ms

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250 ms

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250 ms

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262 ms

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336 ms

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364 ms

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379 ms

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379 ms

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378 ms

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405 ms

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331 ms

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332 ms

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343 ms

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404 ms

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334 ms

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335 ms

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255 ms

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Accessibility Review

princeton.uloop.com accessibility score

50

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

princeton.uloop.com 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

Page has valid source maps

SEO Factors

princeton.uloop.com SEO score

76

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

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Princeton.uloop.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Princeton.uloop.com 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

princeton.uloop.com

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