Access sellgo.com.

Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0.185

66/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

sellgo.com

17 ms

sellgo.com

29 ms

caf.js

41 ms

main.42f5e61c.js

29 ms

main.1b609023.css

24 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 40% of them (2 requests) were addressed to the original Sellgo.com, 40% (2 requests) were made to Img1.wsimg.com and 20% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (41 ms) relates to the external source Google.com.

Content Size

699.3 kB

After Optimization

232.0 kB

In fact, the total size of Sellgo.com main page is 699.3 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 698.0 kB which makes up the majority of the site volume.

HTML Optimization

-38%

Potential reduce by 197 B

Original 522 B
After minification 522 B
After compression 325 B

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 197 B or 38% of the original size.

JavaScript Optimization

-67%

Potential reduce by 467.0 kB

Original 698.0 kB
After minification 698.0 kB
After compression 231.0 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 467.0 kB or 67% of the original size.

CSS Optimization

-7%

Potential reduce by 52 B

Original 768 B
After minification 768 B
After compression 716 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. Sellgo.com has all CSS files already compressed.

Requests Now

After Optimization

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

Accessibility Issues

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.

High

Document doesn't have a <title> element

High

<frame> or <iframe> elements do not have a title

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Document doesn't have a <title> element

To appear in search results, crawlers need access to your app.

High

robots.txt is not valid

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 uses legible font sizes

Language and Encoding

Language Detected

N/A
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sellgo.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Sellgo.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

Open Graph description is not detected on the main page of Sellgo. 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: