2 sec in total
110 ms
921 ms
999 ms
Visit cluster.co now to see the best up-to-date Cluster content for United States and also check out these interesting facts you probably never knew about cluster.co
Cluster gives you a private space to share photos and memories with the people you choose, away from social media. Make your own groups and share pics, videos, comments, and chat!
Visit cluster.coWe analyzed Cluster.co page load time and found that the first response time was 110 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
cluster.co performance score
name
value
score
weighting
Value2.0 s
84/100
10%
Value5.6 s
17/100
25%
Value2.2 s
99/100
10%
Value150 ms
94/100
30%
Value0.141
78/100
15%
Value4.8 s
79/100
10%
110 ms
178 ms
158 ms
169 ms
188 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Cluster.co, 61% (23 requests) were made to Cluster-static.s3.amazonaws.com and 26% (10 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (422 ms) relates to the external source Cluster-static.s3.amazonaws.com.
Page size can be reduced by 304.5 kB (12%)
2.5 MB
2.2 MB
In fact, the total size of Cluster.co main page is 2.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 17.2 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 5.6 kB, which is 26% 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 17.2 kB or 81% of the original size.
Potential reduce by 137.2 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. Cluster images are well optimized though.
Potential reduce by 117.4 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 117.4 kB or 61% of the original size.
Potential reduce by 32.6 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. Cluster.co needs all CSS files to be minified and compressed as it can save up to 32.6 kB or 82% of the original size.
We found no issues to fix!
27
27
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cluster. According to our analytics all requests are already optimized.
cluster.co
110 ms
homepage.bundle-v6fc2677a.css
178 ms
css
158 ms
css
169 ms
logo-white-vd6b2dcac.png
188 ms
godown-v337c815c.png
201 ms
techcrunch-v309f784c.png
202 ms
allthingsd-vbbe6c088.png
193 ms
gigaom-vfd93e8e9.png
183 ms
homepage-section-1-v7069a6e7.png
415 ms
homepage-section-2-v8a0c70e5.png
416 ms
homepage-section-3-v887e8050.png
413 ms
device-www-v2bd4c44f.png
221 ms
device-ios-v67709737.png
214 ms
device-android-v8b108770.png
212 ms
third_party.bundle-v97caee5a.js
234 ms
homepage.bundle-vac923c80.js
411 ms
homepage-gallery-1-v9ec0de41.jpg
422 ms
homepage-gallery-2-vd21a9a78.jpg
415 ms
homepage-gallery-3-vf8268943.jpg
413 ms
homepage-gallery-4-v984d78f8.jpg
419 ms
homepage-gallery-5-vad624b47.jpg
415 ms
homepage-gallery-6-vb9f4e066.jpg
419 ms
cluster-logo-v10ce5892.png
417 ms
up-v85efc3fc.png
248 ms
homepage-billboard-v4bead2de.jpg
248 ms
bIcY3_3JNqUVRAQQRNVteQ.ttf
130 ms
CcKI4k9un7TZVWzRVT-T8y3USBnSvpkopQaUR-2r7iU.ttf
175 ms
-_Ctzj9b56b8RgXW8FAriS3USBnSvpkopQaUR-2r7iU.ttf
234 ms
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286 ms
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286 ms
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286 ms
So5lHxHT37p2SS4-t60SlCtfYakCkPqOMDce0h_3gD8.ttf
284 ms
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286 ms
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277 ms
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286 ms
ga.js
157 ms
__utm.gif
60 ms
cluster.co 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
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
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
cluster.co 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
cluster.co SEO score
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cluster.co 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 Cluster.co 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.
cluster.co
Open Graph data is detected on the main page of Cluster. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: