Report Summary

  • 80

    Performance

    Renders faster than
    86% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

Page Load Speed

4.9 sec in total

First Response

401 ms

Resources Loaded

4.1 sec

Page Rendered

388 ms

astrograph.net screenshot

About Website

Click here to check amazing Astrograph content for United Kingdom. Otherwise, check out these important facts you probably never knew about astrograph.net

A range of equipment and tutorials for helping you enjoy Astrophotography using a Digital cameras. All our products are optimised for Imaging

Visit astrograph.net

Key Findings

We analyzed Astrograph.net page load time and found that the first response time was 401 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

astrograph.net performance score

80

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.703

7/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

astrograph.net

401 ms

161 ms

package-sf.css

372 ms

package-sf.js

759 ms

StorefrontStyle_161.css

406 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 94% of them (62 requests) were addressed to the original Astrograph.net, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Secure-eshop.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Astrograph.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 538.0 kB (24%)

Content Size

2.3 MB

After Optimization

1.7 MB

In fact, the total size of Astrograph.net main page is 2.3 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. 35% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 21.6 kB

  • Original 27.7 kB
  • After minification 25.5 kB
  • After compression 6.1 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 21.6 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 11.1 kB

  • Original 1.5 MB
  • After minification 1.5 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. Astrograph images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 301.2 kB

  • Original 458.9 kB
  • After minification 458.1 kB
  • After compression 157.6 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 301.2 kB or 66% of the original size.

CSS Optimization

-82%

Potential reduce by 204.0 kB

  • Original 249.8 kB
  • After minification 219.5 kB
  • After compression 45.8 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. Astrograph.net needs all CSS files to be minified and compressed as it can save up to 204.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (71%)

Requests Now

65

After Optimization

19

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astrograph. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

astrograph.net accessibility score

66

Accessibility Issues

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.

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

Document doesn't have a <title> element

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

astrograph.net best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

astrograph.net SEO score

71

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

Document doesn't have a <title> element

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astrograph.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Astrograph.net 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 Astrograph. 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: