Tools & Wizards About Us

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

astersf.com

404

Page Load Speed

2.9 sec in total

First Response

31 ms

Resources Loaded

2 sec

Page Rendered

811 ms

About Website

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Key Findings

We analyzed Astersf.com page load time and found that the first response time was 31 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

astersf.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value19.1 s

0/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value18.8 s

3/100

10%

Network Requests Diagram

astersf.com

31 ms

www.astersf.com

214 ms

style.min.css

16 ms

all.min.css

44 ms

bootstrap.min.css

36 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that all of those requests were addressed to Astersf.com and no external sources were called. The less responsive or slowest element that took the longest time to load (381 ms) belongs to the original domain Astersf.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 129.6 kB (2%)

Content Size

5.3 MB

After Optimization

5.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Astersf.com main page is 5.3 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. Only a small number of websites need less resources to load. Images take 5.0 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 106.8 kB

  • Original 119.6 kB
  • After minification 92.6 kB
  • After compression 12.8 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 27.0 kB, which is 23% 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 106.8 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 4.5 kB

  • Original 5.0 MB
  • After minification 5.0 MB

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. Astersf images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 10.7 kB

  • Original 93.4 kB
  • After minification 93.4 kB
  • After compression 82.6 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 10.7 kB or 11% of the original size.

CSS Optimization

-9%

Potential reduce by 7.5 kB

  • Original 84.9 kB
  • After minification 84.9 kB
  • After compression 77.4 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. Astersf.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (61%)

Requests Now

36

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astersf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

astersf.com accessibility score

90

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Best Practices

astersf.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

astersf.com SEO score

83

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ID

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astersf.com can be misinterpreted by Google and other search engines. Our service has detected that is used on the page, and it does not match the claimed English language. Our system also found out that Astersf.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 data is detected on the main page of Astersf. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: