1 sec in total
197 ms
732 ms
109 ms
Click here to check amazing EZID Cdlib content for United States. Otherwise, check out these important facts you probably never knew about ezid.cdlib.org
EZID service creates long-term identifiers and is a key component for keeping data and digital objects safe while fulfilling grant requirements for data management plans.
Visit ezid.cdlib.orgWe analyzed Ezid.cdlib.org page load time and found that the first response time was 197 ms and then it took 841 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
ezid.cdlib.org performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value5.2 s
24/100
25%
Value3.6 s
87/100
10%
Value190 ms
91/100
30%
Value0.178
68/100
15%
Value4.9 s
78/100
10%
197 ms
85 ms
155 ms
168 ms
169 ms
Our browser made a total of 16 requests to load all elements on the main page. We found that 88% of them (14 requests) were addressed to the original Ezid.cdlib.org, 13% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (429 ms) belongs to the original domain Ezid.cdlib.org.
Page size can be reduced by 103.5 kB (57%)
180.6 kB
77.1 kB
In fact, the total size of Ezid.cdlib.org main page is 180.6 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. 15% of websites need less resources to load. Javascripts take 145.5 kB which makes up the majority of the site volume.
Potential reduce by 5.3 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 5.3 kB or 64% of the original size.
Potential reduce by 3.9 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, EZID Cdlib needs image optimization as it can save up to 3.9 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 82.5 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 82.5 kB or 57% of the original size.
Potential reduce by 11.7 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. Ezid.cdlib.org needs all CSS files to be minified and compressed as it can save up to 11.7 kB or 78% of the original size.
Number of requests can be reduced by 9 (60%)
15
6
The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EZID Cdlib. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
ezid.cdlib.org
197 ms
reset.css
85 ms
adapt.min.js
155 ms
text.css
168 ms
styles.css
169 ms
jquery-1.9.1.min.js
429 ms
jquery-migrate-1.2.1.min.js
185 ms
jquery.tooltip.js
206 ms
message_box.js
232 ms
metadata_tooltips.js
332 ms
960.min.css
97 ms
analytics.js
13 ms
ezid.png
84 ms
feed-icon-14x14.png
87 ms
uc_seal.gif
79 ms
collect
11 ms
ezid.cdlib.org accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
ezid.cdlib.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
ezid.cdlib.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ezid.cdlib.org 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 Ezid.cdlib.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.
ezid.cdlib.org
Open Graph description is not detected on the main page of EZID Cdlib. 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: