Tools & Wizards About Us
cedla.uva.nl screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

cedla.uva.nl

CEDLA - University of Amsterdam | Master Latin American Studies | Research

Page Load Speed

2.6 sec in total

First Response

100 ms

Resources Loaded

2.4 sec

Page Rendered

61 ms

cedla.uva.nl screenshot

About Website

Click here to check amazing CEDLA Uva content for Netherlands. Otherwise, check out these important facts you probably never knew about cedla.uva.nl

Centre for Latin American Research and Documentation (CEDLA), hosted by the University of Amsterdam. Discover the master's degree in Latin American Studies! In the advanced Master's in Latin American ...

Visit cedla.uva.nl

Key Findings

We analyzed Cedla.uva.nl page load time and found that the first response time was 100 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

cedla.uva.nl performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

www.cedla.nl

100 ms

minified.js

46 ms

focus-within-polyfill.js

81 ms

polyfill.min.js

1138 ms

thunderbolt-commons.5afbe94a.bundle.min.js

62 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Cedla.uva.nl, 27% (13 requests) were made to Static.parastorage.com and 24% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 567.3 kB (57%)

Content Size

999.6 kB

After Optimization

432.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cedla.uva.nl main page is 999.6 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. 45% of websites need less resources to load. HTML takes 640.6 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 504.4 kB

  • Original 640.6 kB
  • After minification 638.9 kB
  • After compression 136.3 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 504.4 kB or 79% of the original size.

Image Optimization

-23%

Potential reduce by 14.8 kB

  • Original 63.4 kB
  • After minification 48.6 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, CEDLA Uva needs image optimization as it can save up to 14.8 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 48.1 kB

  • Original 295.5 kB
  • After minification 295.5 kB
  • After compression 247.4 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 48.1 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (34%)

Requests Now

32

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CEDLA Uva. 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

www.cedla.nl

www.cedla.nl

100 ms

minified.js

minified.js

46 ms

focus-within-polyfill.js

focus-within-polyfill.js

81 ms

polyfill.min.js

polyfill.min.js

1138 ms

thunderbolt-commons.5afbe94a.bundle.min.js

thunderbolt-commons.5afbe94a.bundle.min.js

62 ms

main.b6f828b7.bundle.min.js

main.b6f828b7.bundle.min.js

63 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

62 ms

lodash.min.js

lodash.min.js

63 ms

react.production.min.js

react.production.min.js

63 ms

react-dom.production.min.js

react-dom.production.min.js

65 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

63 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

64 ms

newsletter_logo_CEDLA%20(1).png

newsletter_logo_CEDLA%20(1).png

215 ms

52820e_eed3d5cefb76459fb49510289472947d~mv2.jpg

52820e_eed3d5cefb76459fb49510289472947d~mv2.jpg

388 ms

11062b_5b2e02a9ad494e0e8dcdd3a33ee5110d~mv2.jpg

11062b_5b2e02a9ad494e0e8dcdd3a33ee5110d~mv2.jpg

297 ms

City%20Crosswalk.jpg

City%20Crosswalk.jpg

306 ms

SLAS%20Conference%202024%20-%20CEDLA%20-%20Luisa%20Machacon%20Photography68.jpg

SLAS%20Conference%202024%20-%20CEDLA%20-%20Luisa%20Machacon%20Photography68.jpg

376 ms

Captura%20de%20Pantalla%202024-06-26%20a%20les%2011_48_13.png

Captura%20de%20Pantalla%202024-06-26%20a%20les%2011_48_13.png

354 ms

CEDLA-Event-University-of-Amsterdam-Katherine-Saunders-Hasting-University-College-London_j.jpg

CEDLA-Event-University-of-Amsterdam-Katherine-Saunders-Hasting-University-College-London_j.jpg

398 ms

19642024.png

19642024.png

459 ms

20240314_151350.jpg

20240314_151350.jpg

489 ms

Fabio-de-Castro-CEDLA-UvA-Master-Latin-American-Studies.png

Fabio-de-Castro-CEDLA-UvA-Master-Latin-American-Studies.png

505 ms

Student%20paying%20attention.jpg

Student%20paying%20attention.jpg

669 ms

12747481643_27e36f6a9b_o_edited.jpg

12747481643_27e36f6a9b_o_edited.jpg

637 ms

Gabriela-Russo-Lopes.png

Gabriela-Russo-Lopes.png

617 ms

Rolled%20Magazines.jpg

Rolled%20Magazines.jpg

581 ms

CEDLA-PAST-EVENTS.png

CEDLA-PAST-EVENTS.png

617 ms

Image%20by%20Rohan%20Rangaswami.jpg

Image%20by%20Rohan%20Rangaswami.jpg

713 ms

bundle.min.js

bundle.min.js

62 ms

file.woff

file.woff

580 ms

file.woff

file.woff

581 ms

file.woff

file.woff

600 ms

file.woff

file.woff

569 ms

117 ms

108 ms

111 ms

110 ms

111 ms

105 ms

154 ms

154 ms

151 ms

150 ms

146 ms

146 ms

deprecation-en.v5.html

deprecation-en.v5.html

5 ms

bolt-performance

bolt-performance

26 ms

deprecation-style.v5.css

deprecation-style.v5.css

9 ms

right-arrow.svg

right-arrow.svg

7 ms

Accessibility Review

cedla.uva.nl 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

cedla.uva.nl 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

cedla.uva.nl SEO score

83

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 Cedla.uva.nl 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 Cedla.uva.nl 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

cedla.uva.nl

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