222 ms in total
31 ms
125 ms
66 ms
Welcome to atcc.org homepage info - get ready to check ATCC best content for China right away, or after learning these important things about atcc.org
ATCC is a nonprofit organization that collects, stores, and distributes standard reference microorganisms, cell lines, and other materials for research and development.
Visit atcc.orgWe analyzed Atcc.org page load time and found that the first response time was 31 ms and then it took 191 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. This domain responded with an error, which can significantly jeopardize Atcc.org rating and web reputation
atcc.org performance score
name
value
score
weighting
Value5.6 s
5/100
10%
Value19.6 s
0/100
25%
Value13.2 s
2/100
10%
Value3,760 ms
1/100
30%
Value0.027
100/100
15%
Value25.3 s
0/100
10%
31 ms
8 ms
71 ms
4 ms
12 ms
Our browser made a total of 5 requests to load all elements on the main page. We found that 80% of them (4 requests) were addressed to the original Atcc.org, 20% (1 request) were made to Static.cloudflareinsights.com. The less responsive or slowest element that took the longest time to load (71 ms) relates to the external source Static.cloudflareinsights.com.
Page size can be reduced by 3.1 kB (23%)
13.4 kB
10.3 kB
In fact, the total size of Atcc.org main page is 13.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 4.9 kB which makes up the majority of the site volume.
Potential reduce by 3.0 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 3.0 kB or 61% of the original size.
Potential reduce by 5 B
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. ATCC images are well optimized though.
Potential reduce by 75 B
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. Atcc.org has all CSS files already compressed.
We found no issues to fix!
4
4
The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ATCC. According to our analytics all requests are already optimized.
atcc.org
31 ms
cf.errors.css
8 ms
vedd3670a3b1c4e178fdfb0cc912d969e1713874337387
71 ms
browser-bar.png
4 ms
cf-no-screenshot-error.png
12 ms
atcc.org accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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.
atcc.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
atcc.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Atcc.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 Atcc.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.
atcc.org
Open Graph description is not detected on the main page of ATCC. 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: