3.4 sec in total
192 ms
1.7 sec
1.5 sec
Welcome to perma.cc homepage info - get ready to check Perma best content for Russia right away, or after learning these important things about perma.cc
Broken links are everywhere. Perma helps authors and journals create permanent links for citations in their published work.
Visit perma.ccWe analyzed Perma.cc page load time and found that the first response time was 192 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
perma.cc performance score
name
value
score
weighting
Value1.9 s
88/100
10%
Value4.1 s
47/100
25%
Value1.9 s
100/100
10%
Value40 ms
100/100
30%
Value0
100/100
15%
Value6.1 s
63/100
10%
192 ms
81 ms
51 ms
21 ms
18 ms
Our browser made a total of 123 requests to load all elements on the main page. We found that 33% of them (40 requests) were addressed to the original Perma.cc, 67% (82 requests) were made to Perma-archives.org and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (486 ms) relates to the external source Perma-archives.org.
Page size can be reduced by 620.7 kB (44%)
1.4 MB
794.8 kB
In fact, the total size of Perma.cc main page is 1.4 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. 70% of websites need less resources to load. Images take 879.8 kB which makes up the majority of the site volume.
Potential reduce by 47.6 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 18.0 kB, which is 31% 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 47.6 kB or 82% of the original size.
Potential reduce by 186.4 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, Perma needs image optimization as it can save up to 186.4 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 149.8 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 149.8 kB or 73% of the original size.
Potential reduce by 236.8 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. Perma.cc needs all CSS files to be minified and compressed as it can save up to 236.8 kB or 87% of the original size.
We found no issues to fix!
116
116
The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Perma. According to our analytics all requests are already optimized.
perma.cc
192 ms
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perma.cc 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
Links do not have a discernible name
perma.cc best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
perma.cc SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Perma.cc 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 Perma.cc 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.
perma.cc
Open Graph description is not detected on the main page of Perma. 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: