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digital.eyeworld.org screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

digital.eyeworld.org

Eyeworld - SPRING 2024

Page Load Speed

808 ms in total

First Response

159 ms

Resources Loaded

542 ms

Page Rendered

107 ms

digital.eyeworld.org screenshot

About Website

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

EyeWorld is the official news magazine of the American Society of Cataract & Refractive Surgery.

Visit digital.eyeworld.org

Key Findings

We analyzed Digital.eyeworld.org page load time and found that the first response time was 159 ms and then it took 649 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

digital.eyeworld.org performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value1,380 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.047

99/100

15%

TTI (Time to Interactive)

Value5.0 s

77/100

10%

Network Requests Diagram

649626-mar-2016

159 ms

thickbox.css

90 ms

bootstrap.css

78 ms

flipbook.css

92 ms

flipbook_jquery.js

104 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Digital.eyeworld.org, 81% (13 requests) were made to Cdn.epubxmag.com and 13% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (159 ms) belongs to the original domain Digital.eyeworld.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 265.5 kB (67%)

Content Size

396.8 kB

After Optimization

131.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Digital.eyeworld.org main page is 396.8 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. 30% of websites need less resources to load. Javascripts take 254.2 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 7.5 kB

  • Original 11.3 kB
  • After minification 10.4 kB
  • After compression 3.7 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 7.5 kB or 67% of the original size.

Image Optimization

-0%

Potential reduce by 3 B

  • Original 24.6 kB
  • After minification 24.6 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. Digital Eyeworld images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 167.2 kB

  • Original 254.2 kB
  • After minification 235.6 kB
  • After compression 87.0 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 167.2 kB or 66% of the original size.

CSS Optimization

-85%

Potential reduce by 90.8 kB

  • Original 106.8 kB
  • After minification 88.9 kB
  • After compression 16.0 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. Digital.eyeworld.org needs all CSS files to be minified and compressed as it can save up to 90.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (33%)

Requests Now

15

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Digital Eyeworld. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

649626-mar-2016

649626-mar-2016

159 ms

thickbox.css

thickbox.css

90 ms

bootstrap.css

bootstrap.css

78 ms

flipbook.css

flipbook.css

92 ms

flipbook_jquery.js

flipbook_jquery.js

104 ms

flipbook_libs.js

flipbook_libs.js

90 ms

flipbook_combined.js

flipbook_combined.js

93 ms

flipbook_page_overlays.js

flipbook_page_overlays.js

101 ms

page_overlays_abstraction.js

page_overlays_abstraction.js

100 ms

ga.js

ga.js

25 ms

-w-160.jpg

-w-160.jpg

30 ms

ajax-loader.gif

ajax-loader.gif

28 ms

aT02NDk2MjYmcD0zJnZlcnNpb249NSZjbWQ9diZzaWc9NmNhZWVmYjIzN2Y3ODUzYTAwNmZiMmU3MmNjMDdjMmI%253D

aT02NDk2MjYmcD0zJnZlcnNpb249NSZjbWQ9diZzaWc9NmNhZWVmYjIzN2Y3ODUzYTAwNmZiMmU3MmNjMDdjMmI%253D

28 ms

download.png

download.png

27 ms

ajax-loader-circle-big-dark-bg.gif

ajax-loader-circle-big-dark-bg.gif

29 ms

__utm.gif

__utm.gif

23 ms

Accessibility Review

digital.eyeworld.org accessibility score

62

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.

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

digital.eyeworld.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

digital.eyeworld.org SEO score

92

Search Engine Optimization Advices

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

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 Digital.eyeworld.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 Digital.eyeworld.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

digital.eyeworld.org

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