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name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.181

67/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

observa-dome.com

13 ms

observadome.com

105 ms

975a3e09f5a10dba27d9abddd33a38dc.css

28 ms

smush-lazy-load.min.js

79 ms

email-decode.min.js

13 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Observa-dome.com, 78% (64 requests) were made to Observadome.com and 9% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (375 ms) relates to the external source Observadome.com.

Content Size

1.1 MB

After Optimization

972.9 kB

In fact, the total size of Observa-dome.com main page is 1.1 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. 80% 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. Javascripts take 667.5 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 107.2 kB

Original 126.7 kB
After minification 124.8 kB
After compression 19.6 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. 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 107.2 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 1.2 kB

Original 230.4 kB
After minification 229.1 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. Observa Dome images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 3.1 kB

Original 667.5 kB
After minification 667.5 kB
After compression 664.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

Original 59.8 kB
After minification 59.8 kB
After compression 59.8 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. Observa-dome.com has all CSS files already compressed.

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After Optimization

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Observa Dome. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 61 to 1 for JavaScripts and as a result speed up the page load time.