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Report Summary

About Website

Click here to check amazing Ob 1 Zmailcloud content for United States. Otherwise, check out these important facts you probably never knew about ob1.zmailcloud.com

Zimbra provides open source server and client software for messaging and collaboration. To find out more visit https://www.zimbra.com.

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name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.077

95/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

204 ms

common,login,zhtml,skin.css

197 ms

LoginBanner.png

48 ms

DecorationLogin.png

63 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that all of those requests were addressed to Ob1.zmailcloud.com and no external sources were called. The less responsive or slowest element that took the longest time to load (204 ms) belongs to the original domain Ob1.zmailcloud.com.

Content Size

91.4 kB

After Optimization

36.2 kB

In fact, the total size of Ob1.zmailcloud.com main page is 91.4 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. Only 5% of websites need less resources to load. CSS take 50.8 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 8.1 kB

Original 11.9 kB
After minification 9.7 kB
After compression 3.8 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 2.2 kB, which is 19% 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 8.1 kB or 68% of the original size.

Image Optimization

-22%

Potential reduce by 6.3 kB

Original 28.7 kB
After minification 22.4 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, Ob 1 Zmailcloud needs image optimization as it can save up to 6.3 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-80%

Potential reduce by 40.8 kB

Original 50.8 kB
After minification 49.4 kB
After compression 10.0 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. Ob1.zmailcloud.com needs all CSS files to be minified and compressed as it can save up to 40.8 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ob 1 Zmailcloud. According to our analytics all requests are already optimized.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Search Engine Optimization Advices

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/).

High

Document doesn't use legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ob1.zmailcloud.com 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 Ob1.zmailcloud.com 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.

Social Sharing Optimization

ob1.zmailcloud.com

Open Graph description is not detected on the main page of Ob 1 Zmailcloud. 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: