Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

starworksheets.co.uk

Star Worksheets | Free School Worksheets of Primary School.

Page Load Speed

2.4 sec in total

First Response

201 ms

Resources Loaded

1.9 sec

Page Rendered

242 ms

starworksheets.co.uk screenshot

About Website

Visit starworksheets.co.uk now to see the best up-to-date Star Worksheets content and also check out these interesting facts you probably never knew about starworksheets.co.uk

Star Worksheets is a collection of free school worksheets of Maths and English for school ages 4-11. Our resources are based on the National Curriculum of England.

Visit starworksheets.co.uk

Key Findings

We analyzed Starworksheets.co.uk page load time and found that the first response time was 201 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

starworksheets.co.uk performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value1,810 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.235

53/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

starworksheets.co.uk

201 ms

starworksheets.co.uk

304 ms

style.css

59 ms

cookie-law-info-public.css

113 ms

cookie-law-info-gdpr.css

170 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 87% of them (53 requests) were addressed to the original Starworksheets.co.uk, 5% (3 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (618 ms) relates to the external source Googleads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 162.0 kB (17%)

Content Size

970.0 kB

After Optimization

808.1 kB

In fact, the total size of Starworksheets.co.uk main page is 970.0 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. 55% of websites need less resources to load. Javascripts take 404.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 100.8 kB

  • Original 129.5 kB
  • After minification 126.3 kB
  • After compression 28.8 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. 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 100.8 kB or 78% of the original size.

Image Optimization

-18%

Potential reduce by 55.2 kB

  • Original 307.0 kB
  • After minification 251.7 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, Star Worksheets needs image optimization as it can save up to 55.2 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 818 B

  • Original 404.8 kB
  • After minification 404.8 kB
  • After compression 404.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-4%

Potential reduce by 5.2 kB

  • Original 128.8 kB
  • After minification 128.8 kB
  • After compression 123.6 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. Starworksheets.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 50 (88%)

Requests Now

57

After Optimization

7

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Star Worksheets. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

starworksheets.co.uk accessibility score

89

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

Best Practices

starworksheets.co.uk 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

starworksheets.co.uk SEO score

100

Search Engine Optimization Advices

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 Starworksheets.co.uk 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 Starworksheets.co.uk 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 Star Worksheets. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: