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jsluk.com screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

jsluk.com

|| Welcome to Jetstream Logistics - - International Courier based in London || -

Page Load Speed

2.6 sec in total

First Response

297 ms

Resources Loaded

1.7 sec

Page Rendered

653 ms

jsluk.com screenshot

About Website

Visit jsluk.com now to see the best up-to-date Jsluk content and also check out these interesting facts you probably never knew about jsluk.com

Jetstream Logistics -- International Courier -- Express operator with expertise in Film Industry, Media and Aerospace Events.

Visit jsluk.com

Key Findings

We analyzed Jsluk.com page load time and found that the first response time was 297 ms and then it took 2.3 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

jsluk.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.078

95/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

jsluk.com

297 ms

jsluk.com

336 ms

inter.css

48 ms

style.css

82 ms

cdn.min.js

18 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 78% of them (32 requests) were addressed to the original Jsluk.com, 10% (4 requests) were made to Maps.googleapis.com and 5% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (871 ms) belongs to the original domain Jsluk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 172.7 kB (7%)

Content Size

2.4 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jsluk.com main page is 2.4 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. 40% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 31.6 kB

  • Original 39.7 kB
  • After minification 33.8 kB
  • After compression 8.1 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. This page needs HTML code to be minified as it can gain 5.9 kB, which is 15% 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 31.6 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 140.0 kB

  • Original 2.3 MB
  • After minification 2.2 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. Jsluk images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.1 kB

  • Original 85.4 kB
  • After minification 85.4 kB
  • After compression 84.3 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

-0%

Potential reduce by 0 B

  • Original 3.6 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.

Requests Breakdown

Number of requests can be reduced by 5 (13%)

Requests Now

39

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jsluk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jsluk.com

jsluk.com

297 ms

jsluk.com

jsluk.com

336 ms

inter.css

inter.css

48 ms

style.css

style.css

82 ms

cdn.min.js

cdn.min.js

18 ms

tiny-slider.js

tiny-slider.js

46 ms

tiny-slider.css

tiny-slider.css

62 ms

embed

embed

277 ms

hero.jpg

hero.jpg

320 ms

JSL_Logo_Round.png

JSL_Logo_Round.png

321 ms

aeo-logo.png

aeo-logo.png

401 ms

logo_4.png

logo_4.png

323 ms

jetstream_hq.jpg

jetstream_hq.jpg

635 ms

aerospace.jpg

aerospace.jpg

407 ms

aerospace2.jpg

aerospace2.jpg

402 ms

aerospace3.jpg

aerospace3.jpg

478 ms

aerospace5.jpg

aerospace5.jpg

481 ms

aerospace7.jpg

aerospace7.jpg

559 ms

aerospace9.jpg

aerospace9.jpg

482 ms

Plane.png

Plane.png

487 ms

Pallet.png

Pallet.png

558 ms

production.jpg

production.jpg

639 ms

production2a.jpg

production2a.jpg

563 ms

production3b.jpg

production3b.jpg

648 ms

production4.jpg

production4.jpg

714 ms

production5.jpg

production5.jpg

640 ms

production6.jpg

production6.jpg

642 ms

Customs.png

Customs.png

713 ms

carnet.png

carnet.png

717 ms

event.jpg

event.jpg

719 ms

event2.jpg

event2.jpg

723 ms

event3.jpg

event3.jpg

808 ms

event4.jpg

event4.jpg

796 ms

event5.jpg

event5.jpg

871 ms

Forklift.png

Forklift.png

796 ms

Crate.png

Crate.png

798 ms

Documents.png

Documents.png

802 ms

js

js

30 ms

geometry.js

geometry.js

7 ms

search.js

search.js

10 ms

main.js

main.js

15 ms

Accessibility Review

jsluk.com accessibility score

94

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

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

jsluk.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

jsluk.com 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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jsluk.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Jsluk.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

jsluk.com

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