Tools & Wizards About Us
satsystems.co.uk screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

satsystems.co.uk

SAT Systems Home Page « SAT Systems Manufacturer of Commercial Diving Gas Analysis Equipment | Diver Communications | Diver Data Logging | Saturating ...

Page Load Speed

5.3 sec in total

First Response

633 ms

Resources Loaded

4.4 sec

Page Rendered

258 ms

satsystems.co.uk screenshot

About Website

Click here to check amazing SAT Systems content. Otherwise, check out these important facts you probably never knew about satsystems.co.uk

Delivering innovative and reliable products since 1984. Specialists in gas analysis, data logging and communication equipment.

Visit satsystems.co.uk

Key Findings

We analyzed Satsystems.co.uk page load time and found that the first response time was 633 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

satsystems.co.uk performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.172

69/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

www.satsystems.co.uk

633 ms

styleSidebar_common.php

235 ms

styleSidebar_fixed.php

342 ms

styleSidebar_scrollable.php

350 ms

styles.css

298 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 96% of them (66 requests) were addressed to the original Satsystems.co.uk, 3% (2 requests) were made to Ssl.google-analytics.com and 1% (1 request) were made to Helpdesk.satsystems.co.uk. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Helpdesk.satsystems.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 271.7 kB (32%)

Content Size

839.9 kB

After Optimization

568.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Satsystems.co.uk main page is 839.9 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. 35% of websites need less resources to load. Images take 605.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 89.9 kB

  • Original 111.8 kB
  • After minification 110.2 kB
  • After compression 21.9 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 89.9 kB or 80% of the original size.

Image Optimization

-27%

Potential reduce by 164.1 kB

  • Original 605.8 kB
  • After minification 441.7 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, SAT Systems needs image optimization as it can save up to 164.1 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 15.3 kB

  • Original 115.5 kB
  • After minification 114.8 kB
  • After compression 100.2 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 15.3 kB or 13% of the original size.

CSS Optimization

-36%

Potential reduce by 2.5 kB

  • Original 6.9 kB
  • After minification 6.9 kB
  • After compression 4.4 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. Satsystems.co.uk needs all CSS files to be minified and compressed as it can save up to 2.5 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (59%)

Requests Now

68

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SAT Systems. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.satsystems.co.uk

www.satsystems.co.uk

633 ms

styleSidebar_common.php

styleSidebar_common.php

235 ms

styleSidebar_fixed.php

styleSidebar_fixed.php

342 ms

styleSidebar_scrollable.php

styleSidebar_scrollable.php

350 ms

styles.css

styles.css

298 ms

dcjq-mega-menu.css

dcjq-mega-menu.css

296 ms

meteor-slides.css

meteor-slides.css

332 ms

lightbox.min.css

lightbox.min.css

394 ms

wp-cat-list-theme.css

wp-cat-list-theme.css

396 ms

wp-cat-list-light.css

wp-cat-list-light.css

433 ms

wp-cat-list-dark.css

wp-cat-list-dark.css

442 ms

wp-cat-list-giant-gold-fish.css

wp-cat-list-giant-gold-fish.css

444 ms

wp-cat-list-adrift-in-dreams.css

wp-cat-list-adrift-in-dreams.css

448 ms

scroll-post-excerpt.js

scroll-post-excerpt.js

496 ms

jquery.js

jquery.js

599 ms

jquery-migrate.min.js

jquery-migrate.min.js

530 ms

jquery.dcmegamenu.1.3.4.min.js

jquery.dcmegamenu.1.3.4.min.js

537 ms

jquery.cycle.all.js

jquery.cycle.all.js

641 ms

jquery.metadata.v2.js

jquery.metadata.v2.js

543 ms

jquery.touchwipe.1.1.1.js

jquery.touchwipe.1.1.1.js

595 ms

slideshow.js

slideshow.js

632 ms

jquery.tools.min.js

jquery.tools.min.js

638 ms

jquery.corner.js

jquery.corner.js

645 ms

sidebartabs.js

sidebartabs.js

699 ms

frontend.js

frontend.js

700 ms

DD_roundies.js

DD_roundies.js

736 ms

AJS.js

AJS.js

739 ms

AJS_fx.js

AJS_fx.js

738 ms

gb_scripts.js

gb_scripts.js

746 ms

gb_styles.css

gb_styles.css

794 ms

skin.php

skin.php

713 ms

scripts.js

scripts.js

756 ms

wp-lightbox-2.min.js

wp-lightbox-2.min.js

749 ms

wp-embed.min.js

wp-embed.min.js

750 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

526 ms

series5.png

series5.png

417 ms

series-5-block1.png

series-5-block1.png

442 ms

series-5-block2.png

series-5-block2.png

739 ms

inst-main.png

inst-main.png

701 ms

data-main.png

data-main.png

706 ms

comms-main.png

comms-main.png

728 ms

rss.gif

rss.gif

803 ms

facebook.gif

facebook.gif

803 ms

twitter.gif

twitter.gif

825 ms

linked.gif

linked.gif

840 ms

youtube.gif

youtube.gif

900 ms

background7.jpg

background7.jpg

133 ms

header_01.gif

header_01.gif

133 ms

name.gif

name.gif

136 ms

header_03.jpg

header_03.jpg

135 ms

Instrumentation.jpg

Instrumentation.jpg

238 ms

datalogging.jpg

datalogging.jpg

338 ms

comms.jpg

comms.jpg

406 ms

joscar.png

joscar.png

215 ms

c-update3.png

c-update3.png

239 ms

footer-blue.gif

footer-blue.gif

238 ms

lines.png

lines.png

891 ms

back1.png

back1.png

913 ms

expand-down-white.gif

expand-down-white.gif

307 ms

bg_blue.png

bg_blue.png

339 ms

index.php

index.php

2639 ms

ga.js

ga.js

70 ms

buttons.png

buttons.png

255 ms

arrow.png

arrow.png

264 ms

bg_sub_left.png

bg_sub_left.png

330 ms

bg_sub.png

bg_sub.png

354 ms

bg_mega_hdr.png

bg_mega_hdr.png

352 ms

arrow_off.png

arrow_off.png

366 ms

__utm.gif

__utm.gif

16 ms

Accessibility Review

satsystems.co.uk accessibility score

91

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

satsystems.co.uk best practices score

58

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

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

SEO Factors

satsystems.co.uk SEO score

79

Search Engine Optimization Advices

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 Satsystems.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 Satsystems.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

satsystems.co.uk

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