8 sec in total
74 ms
7.7 sec
253 ms
Visit journalofvision.org now to see the best up-to-date Journalofvision content for United States and also check out these interesting facts you probably never knew about journalofvision.org
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Visit journalofvision.orgWe analyzed Journalofvision.org page load time and found that the first response time was 74 ms and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster. This domain responded with an error, which can significantly jeopardize Journalofvision.org rating and web reputation
journalofvision.org performance score
name
value
score
weighting
Value1.7 s
91/100
10%
Value6.2 s
11/100
25%
Value11.3 s
5/100
10%
Value11,900 ms
0/100
30%
Value0.008
100/100
15%
Value19.3 s
2/100
10%
74 ms
5671 ms
40 ms
20 ms
38 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Journalofvision.org, 78% (46 requests) were made to Jov.arvojournals.org and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.7 sec) relates to the external source Jov.arvojournals.org.
Page size can be reduced by 310.5 kB (64%)
482.2 kB
171.7 kB
In fact, the total size of Journalofvision.org main page is 482.2 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. 55% of websites need less resources to load. CSS take 190.9 kB which makes up the majority of the site volume.
Potential reduce by 43.2 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 13.8 kB, which is 25% 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 43.2 kB or 79% of the original size.
Potential reduce by 2.0 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. Journalofvision images are well optimized though.
Potential reduce by 103.3 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 103.3 kB or 58% of the original size.
Potential reduce by 162.1 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. Journalofvision.org needs all CSS files to be minified and compressed as it can save up to 162.1 kB or 85% of the original size.
Number of requests can be reduced by 14 (37%)
38
24
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Journalofvision. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
journalofvision.org
74 ms
jov.arvojournals.org
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journalofvision.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
journalofvision.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Document uses legible font sizes
Tap targets are not sized appropriately
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Journalofvision.org can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Journalofvision.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.
journalofvision.org
Open Graph description is not detected on the main page of Journalofvision. 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: