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calpoly.edu screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

calpoly.edu

Cal Poly | Learn by Doing

Page Load Speed

3 sec in total

First Response

193 ms

Resources Loaded

1.8 sec

Page Rendered

1 sec

calpoly.edu screenshot

About Website

Welcome to calpoly.edu homepage info - get ready to check Cal Poly best content for United States right away, or after learning these important things about calpoly.edu

California public university with more than 150 undergraduate programs, united by one philosophy — Learn by Doing.

Visit calpoly.edu

Key Findings

We analyzed Calpoly.edu page load time and found that the first response time was 193 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

calpoly.edu performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

26/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value5.9 s

47/100

10%

TBT (Total Blocking Time)

Value860 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

Network Requests Diagram

calpoly.edu

193 ms

calpoly.edu

254 ms

www.calpoly.edu

333 ms

css_BsxTd10FdJI1ytq9hdBlFDS_OfkmZxXttesLhg6XC78.css

65 ms

css_zQPczxuaUvNvBbWYddmv52L5AEmCxGqYohHyAUz0I4Y.css

191 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 62% of them (37 requests) were addressed to the original Calpoly.edu, 13% (8 requests) were made to Cdnjs.cloudflare.com and 12% (7 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (701 ms) belongs to the original domain Calpoly.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 74.8 kB (4%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Calpoly.edu 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. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 57.6 kB

  • Original 71.3 kB
  • After minification 62.9 kB
  • After compression 13.8 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 8.4 kB, which is 12% 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 57.6 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 17.0 kB

  • Original 1.4 MB
  • After minification 1.3 MB

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. Cal Poly images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 78 B

  • Original 166.2 kB
  • After minification 166.2 kB
  • After compression 166.2 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

-0%

Potential reduce by 156 B

  • Original 86.2 kB
  • After minification 86.2 kB
  • After compression 86.0 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. Calpoly.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (43%)

Requests Now

46

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cal Poly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

calpoly.edu

calpoly.edu

193 ms

calpoly.edu

calpoly.edu

254 ms

www.calpoly.edu

www.calpoly.edu

333 ms

css_BsxTd10FdJI1ytq9hdBlFDS_OfkmZxXttesLhg6XC78.css

css_BsxTd10FdJI1ytq9hdBlFDS_OfkmZxXttesLhg6XC78.css

65 ms

css_zQPczxuaUvNvBbWYddmv52L5AEmCxGqYohHyAUz0I4Y.css

css_zQPczxuaUvNvBbWYddmv52L5AEmCxGqYohHyAUz0I4Y.css

191 ms

woo2jxe.css

woo2jxe.css

58 ms

css_ZMQ8DA2btYgvIH97O5Tp_lpYI4kL1R0zXYWuVp8VILw.css

css_ZMQ8DA2btYgvIH97O5Tp_lpYI4kL1R0zXYWuVp8VILw.css

252 ms

owl.carousel.min.css

owl.carousel.min.css

44 ms

slick-theme.min.css

slick-theme.min.css

43 ms

slick.min.css

slick.min.css

41 ms

slick-lightbox.css

slick-lightbox.css

45 ms

CulturalCommencementC2022_EVENTS.jpg

CulturalCommencementC2022_EVENTS.jpg

563 ms

js_lFKzbyOjrC3baPqdYyMsDJge7rRhFYXen8skTDtK790.js

js_lFKzbyOjrC3baPqdYyMsDJge7rRhFYXen8skTDtK790.js

380 ms

page.js

page.js

46 ms

js__QlpJzuFExzRX3EtOWaWstjkrhqFmeKvxZsEYJKpbQw.js

js__QlpJzuFExzRX3EtOWaWstjkrhqFmeKvxZsEYJKpbQw.js

407 ms

wow.min.js

wow.min.js

38 ms

main.bundle.js

main.bundle.js

80 ms

owl.carousel.min.js

owl.carousel.min.js

36 ms

slick.min.js

slick.min.js

45 ms

slick-lightbox.min.js

slick-lightbox.min.js

47 ms

js_6qk3nse3QqKgkr7N5qXrFTfDYilZVUUF46veCXFa4s8.js

js_6qk3nse3QqKgkr7N5qXrFTfDYilZVUUF46veCXFa4s8.js

383 ms

ping

ping

85 ms

gtm.js

gtm.js

207 ms

gtag.js

gtag.js

281 ms

js_FsssZwD6Hm7hBQkjM0UrQTXK-pY3Q1EuJ3SXA6G_VVY.js

js_FsssZwD6Hm7hBQkjM0UrQTXK-pY3Q1EuJ3SXA6G_VVY.js

383 ms

CommencementCollege_EVENTS.jpg

CommencementCollege_EVENTS.jpg

559 ms

calpoly-logo-reversed.svg

calpoly-logo-reversed.svg

428 ms

plant-conservatory.jpg

plant-conservatory.jpg

466 ms

CA-Impact-fire-2.jpg

CA-Impact-fire-2.jpg

403 ms

CA-Impact-nasa.jpg

CA-Impact-nasa.jpg

409 ms

CA-Impact-trees.jpg

CA-Impact-trees.jpg

468 ms

1-cosam-20190129_brand_launch_APP-1037_saved.jpg

1-cosam-20190129_brand_launch_APP-1037_saved.jpg

559 ms

1-cafes-20190412_brand_launch_APP-1167_sized.jpg

1-cafes-20190412_brand_launch_APP-1167_sized.jpg

560 ms

1-caed-20160525_LearnByDoing-CAED-DefabLab_Johnson_1889_sized.jpg

1-caed-20160525_LearnByDoing-CAED-DefabLab_Johnson_1889_sized.jpg

559 ms

1-ceng-20190118_brand_launch_APP-1084_sized.jpg

1-ceng-20190118_brand_launch_APP-1084_sized.jpg

559 ms

1-cla-20190115_brand_launch_APP-1107_sized.jpg

1-cla-20190115_brand_launch_APP-1107_sized.jpg

593 ms

ob.jpg

ob.jpg

599 ms

20240424-Mentorship-JJ0031.jpg

20240424-Mentorship-JJ0031.jpg

594 ms

20220702-RattlesnakeHike-JoeJ0155.jpg

20220702-RattlesnakeHike-JoeJ0155.jpg

593 ms

DR0Q4491-%20Mike%20Bottini.jpg

DR0Q4491-%20Mike%20Bottini.jpg

594 ms

20230208-PolymerLab-JJ0023.jpg

20230208-PolymerLab-JJ0023.jpg

599 ms

crop-blackhole.jpg

crop-blackhole.jpg

649 ms

20240130-HiddenVoices-JJ0005.jpg

20240130-HiddenVoices-JJ0005.jpg

650 ms

news-cp-campus-pano-crop.jpg

news-cp-campus-pano-crop.jpg

651 ms

p.css

p.css

32 ms

shield-texture-reversed.svg

shield-texture-reversed.svg

377 ms

hero-home-tide-pools.jpg

hero-home-tide-pools.jpg

653 ms

gw-dei-culturefest-231212.jpg

gw-dei-culturefest-231212.jpg

701 ms

d

d

74 ms

d

d

112 ms

d

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114 ms

d

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111 ms

d

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111 ms

d

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113 ms

fa-regular-400.woff

fa-regular-400.woff

383 ms

fa-light-300.woff

fa-light-300.woff

500 ms

fa-solid-900.woff

fa-solid-900.woff

538 ms

fa-brands-400.woff

fa-brands-400.woff

399 ms

sm.25.html

sm.25.html

70 ms

eso.BRQnzO8v.js

eso.BRQnzO8v.js

110 ms

Accessibility Review

calpoly.edu accessibility score

92

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

calpoly.edu best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

calpoly.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 Calpoly.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 Calpoly.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

calpoly.edu

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