Tools & Wizards About Us
jonlee.co.uk screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% 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

  • 89

    SEO

    Google-friendlier than
    66% of websites

jonlee.co.uk

Manufacturing, Tech & Engineering · Jonathan Lee Recruitment

Page Load Speed

9 sec in total

First Response

260 ms

Resources Loaded

7.9 sec

Page Rendered

803 ms

jonlee.co.uk screenshot

About Website

Welcome to jonlee.co.uk homepage info - get ready to check Jon Lee best content for United Kingdom right away, or after learning these important things about jonlee.co.uk

Jonathan Lee Recruitment have been supporting the UK and global aerospace and aviation recruitment markets as a specialist aerospace and aviation recruiter.

Visit jonlee.co.uk

Key Findings

We analyzed Jonlee.co.uk page load time and found that the first response time was 260 ms and then it took 8.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

jonlee.co.uk performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value13.1 s

0/100

25%

SI (Speed Index)

Value19.4 s

0/100

10%

TBT (Total Blocking Time)

Value4,180 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value29.7 s

0/100

10%

Network Requests Diagram

jonlee.co.uk

260 ms

www.jonlee.co.uk

525 ms

yui3.css

291 ms

fl-slideshow.min.css

282 ms

owl.carousel.css

411 ms

Our browser made a total of 152 requests to load all elements on the main page. We found that 81% of them (123 requests) were addressed to the original Jonlee.co.uk, 3% (5 requests) were made to Use.typekit.net and 3% (5 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Jonlee.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 387.9 kB (8%)

Content Size

5.0 MB

After Optimization

4.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jonlee.co.uk main page is 5.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 387.1 kB

  • Original 445.7 kB
  • After minification 421.8 kB
  • After compression 58.6 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 387.1 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 35 B

  • Original 4.5 MB
  • After minification 4.5 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. Jon Lee images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 706 B

  • Original 77.1 kB
  • After minification 77.1 kB
  • After compression 76.4 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 5 B

  • Original 25.9 kB
  • After minification 25.9 kB
  • After compression 25.9 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. Jonlee.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 83 (59%)

Requests Now

141

After Optimization

58

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 141 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jon Lee. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jonlee.co.uk

jonlee.co.uk

260 ms

www.jonlee.co.uk

www.jonlee.co.uk

525 ms

yui3.css

yui3.css

291 ms

fl-slideshow.min.css

fl-slideshow.min.css

282 ms

owl.carousel.css

owl.carousel.css

411 ms

owl.theme.css

owl.theme.css

281 ms

126-layout.css

126-layout.css

375 ms

nested-columns.css

nested-columns.css

340 ms

cookie-law-info-public.css

cookie-law-info-public.css

544 ms

cookie-law-info-gdpr.css

cookie-law-info-gdpr.css

545 ms

vpm3qaa.css

vpm3qaa.css

118 ms

job-listings.css

job-listings.css

558 ms

foundation-icons.css

foundation-icons.css

50 ms

e9a7601cc04c1e5a221838e20e5015df-layout-bundle.css

e9a7601cc04c1e5a221838e20e5015df-layout-bundle.css

688 ms

style.css

style.css

720 ms

dashicons.min.css

dashicons.min.css

837 ms

frontend.css

frontend.css

809 ms

frontend.default.css

frontend.default.css

813 ms

owl.carousel.min.css

owl.carousel.min.css

68 ms

owl.theme.default.min.css

owl.theme.default.min.css

66 ms

generic-no-float.min.css

generic-no-float.min.css

827 ms

all.css

all.css

61 ms

formreset.min.css

formreset.min.css

945 ms

formsmain.min.css

formsmain.min.css

1061 ms

readyclass.min.css

readyclass.min.css

1067 ms

browsers.min.css

browsers.min.css

1075 ms

pum-site-styles.css

pum-site-styles.css

1092 ms

sticky-column.css

sticky-column.css

1100 ms

jquery.magnificpopup.min.css

jquery.magnificpopup.min.css

1215 ms

base.min.css

base.min.css

1413 ms

skin-663bb0efca253.css

skin-663bb0efca253.css

1405 ms

style.css

style.css

1356 ms

animate.min.css

animate.min.css

1348 ms

v4-shims.css

v4-shims.css

69 ms

jquery.min.js

jquery.min.js

1292 ms

jquery-migrate.min.js

jquery-migrate.min.js

1553 ms

cookie-law-info-public.js

cookie-law-info-public.js

1402 ms

jquery.json.min.js

jquery.json.min.js

1613 ms

gravityforms.min.js

gravityforms.min.js

1694 ms

utils.min.js

utils.min.js

1745 ms

conditional_logic.min.js

conditional_logic.min.js

1666 ms

sticky-column.js

sticky-column.js

1757 ms

widget.js

widget.js

176 ms

js

js

90 ms

amp-script-0.1.js

amp-script-0.1.js

35 ms

js

js

147 ms

basic.min.css

basic.min.css

1926 ms

owl.carousel.min.js

owl.carousel.min.js

10 ms

p.css

p.css

34 ms

theme-ie11.min.css

theme-ie11.min.css

1602 ms

theme.min.css

theme.min.css

1603 ms

multiple-authors-widget.css

multiple-authors-widget.css

1714 ms

script.js

script.js

1658 ms

jquery.imagesloaded.min.js

jquery.imagesloaded.min.js

1735 ms

yui3.min.js

yui3.min.js

1886 ms

fl-slideshow.min.js

fl-slideshow.min.js

1459 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

1573 ms

owl.carousel.min.js

owl.carousel.min.js

1702 ms

126-layout.js

126-layout.js

1692 ms

jquery.ba-throttle-debounce.min.js

jquery.ba-throttle-debounce.min.js

1538 ms

9c87e156850143337d0b8886c2c01eb2-layout-bundle.js

9c87e156850143337d0b8886c2c01eb2-layout-bundle.js

1574 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

1445 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

1751 ms

wp-polyfill.min.js

wp-polyfill.min.js

1797 ms

dom-ready.min.js

dom-ready.min.js

1634 ms

hooks.min.js

hooks.min.js

1513 ms

i18n.min.js

i18n.min.js

1465 ms

a11y.min.js

a11y.min.js

1533 ms

css

css

31 ms

placeholders.jquery.min.js

placeholders.jquery.min.js

1653 ms

vendor-theme.min.js

vendor-theme.min.js

1780 ms

scripts-theme.min.js

scripts-theme.min.js

1454 ms

core.min.js

core.min.js

1607 ms

pum-site-scripts.js

pum-site-scripts.js

1617 ms

hoverIntent.min.js

hoverIntent.min.js

1541 ms

maxmegamenu.js

maxmegamenu.js

1605 ms

jquery.magnificpopup.min.js

jquery.magnificpopup.min.js

1522 ms

theme.min.js

theme.min.js

1703 ms

jrui5h4rv1

jrui5h4rv1

205 ms

hf.js

hf.js

465 ms

Icon-material-person-outline.svg

Icon-material-person-outline.svg

1192 ms

Jonathan-Lee-Logo.svg

Jonathan-Lee-Logo.svg

1369 ms

Homepage-Button-Icon.svg

Homepage-Button-Icon.svg

1259 ms

Automotive-home.jpg

Automotive-home.jpg

1333 ms

Aerospace-Home.jpg

Aerospace-Home.jpg

1691 ms

Manufacturing-Home.jpg

Manufacturing-Home.jpg

1762 ms

Defence-Recruitment-2.jpg

Defence-Recruitment-2.jpg

1543 ms

Energy-home.jpg

Energy-home.jpg

1599 ms

EV-Home.jpg

EV-Home.jpg

1647 ms

Automation-home-shutterstock_1835825785-1-583x1024.jpg

Automation-home-shutterstock_1835825785-1-583x1024.jpg

1427 ms

Agri-Home.jpg

Agri-Home.jpg

2006 ms

FMCG-home-3.jpg

FMCG-home-3.jpg

1928 ms

d

d

254 ms

d

d

370 ms

fa-solid-900.ttf

fa-solid-900.ttf

289 ms

fa-regular-400.ttf

fa-regular-400.ttf

288 ms

foundation-icons.woff

foundation-icons.woff

209 ms

wARDj0u

wARDj0u

17 ms

d

d

329 ms

d

d

329 ms

Food-Home.jpg

Food-Home.jpg

1928 ms

clarity.js

clarity.js

228 ms

Packaging-home.jpg

Packaging-home.jpg

1731 ms

Plastics-Home.jpg

Plastics-Home.jpg

1952 ms

fa-brands-400.ttf

fa-brands-400.ttf

239 ms

Medical-Device-Home.jpg

Medical-Device-Home.jpg

1801 ms

AI-header-home-1.jpg

AI-header-home-1.jpg

2193 ms

Energy-storage-home-2.jpg

Energy-storage-home-2.jpg

2004 ms

Renewables-Home-Page.jpeg

Renewables-Home-Page.jpeg

2173 ms

Sustainability-Home.jpg

Sustainability-Home.jpg

1989 ms

Off-Highway-home-2.jpg

Off-Highway-home-2.jpg

2010 ms

Metals-Home.jpg

Metals-Home.jpg

1910 ms

Composites-home.jpg

Composites-home.jpg

2016 ms

Additive-Home-1.jpg

Additive-Home-1.jpg

2278 ms

Motorsport-Home-1.jpg

Motorsport-Home-1.jpg

2303 ms

Marine-Home.jpg

Marine-Home.jpg

2337 ms

Permanent-Brochure-Cover-landscape-0378bb04360127b8deee0fa1e0b5c8ee-6vy0ds3fac5j.jpg

Permanent-Brochure-Cover-landscape-0378bb04360127b8deee0fa1e0b5c8ee-6vy0ds3fac5j.jpg

2251 ms

Interims-Brochure-Cover-landscape-66f0579e2455ea8d2a3c8be9c15f8c88-nuj6mydeprb8.jpg

Interims-Brochure-Cover-landscape-66f0579e2455ea8d2a3c8be9c15f8c88-nuj6mydeprb8.jpg

2077 ms

Contracts-Brochure-Cover-landscape-75a782d75adc751b27672946418ca880-zvlbdxfp5jnr.jpg

Contracts-Brochure-Cover-landscape-75a782d75adc751b27672946418ca880-zvlbdxfp5jnr.jpg

2122 ms

Managed-Service-Brochure-cover-landscape-ed6efbe7a6f80848b5387341722cf535-bfji8y9eps76.jpg

Managed-Service-Brochure-cover-landscape-ed6efbe7a6f80848b5387341722cf535-bfji8y9eps76.jpg

2047 ms

Search-Selection-brochure-with-dark-green-background-landscape-68a49c4ee5784d04ea5de7608d4b91eb-h291m6atbgcx.jpg

Search-Selection-brochure-with-dark-green-background-landscape-68a49c4ee5784d04ea5de7608d4b91eb-h291m6atbgcx.jpg

2460 ms

JLDS-Brochure-Cover-landscape-250923d546833705350a32e21046e752-lyjsdetvz2h1.jpg

JLDS-Brochure-Cover-landscape-250923d546833705350a32e21046e752-lyjsdetvz2h1.jpg

2125 ms

MS-RT-logo-1.jpg

MS-RT-logo-1.jpg

2292 ms

BSA-logo-2.jpg

BSA-logo-2.jpg

2090 ms

TVS-logo-final.jpg

TVS-logo-final.jpg

2107 ms

UK-NSI-logo.jpg

UK-NSI-logo.jpg

2123 ms

thyssenknupp-logo.jpg

thyssenknupp-logo.jpg

2264 ms

Dyson-logo.jpg

Dyson-logo.jpg

2261 ms

Whale-logo.jpg

Whale-logo.jpg

2312 ms

widget_app_base_1716562046528.js

widget_app_base_1716562046528.js

23 ms

CMB-Tech-logo.jpg

CMB-Tech-logo.jpg

2291 ms

l0bklGR7ST

l0bklGR7ST

340 ms

Orcina-logo.jpg

Orcina-logo.jpg

1982 ms

HBO-logo-1.jpg

HBO-logo-1.jpg

2252 ms

TMETC-logo.jpg

TMETC-logo.jpg

2217 ms

royal-enfield.png

royal-enfield.png

2162 ms

WMG-logo-1.jpg

WMG-logo-1.jpg

2167 ms

futuremotiv-logo.jpg

futuremotiv-logo.jpg

1996 ms

en-US.json

en-US.json

8 ms

Horstman-logo.jpg

Horstman-logo.jpg

1811 ms

left.png

left.png

1815 ms

right.png

right.png

1943 ms

Jonathan-Lee.svg

Jonathan-Lee.svg

1841 ms

Icon-Background.svg

Icon-Background.svg

1882 ms

Button-Icon-Green-1.svg

Button-Icon-Green-1.svg

1747 ms

Services-Cover-shutterstock_1399113572-scaled.jpg

Services-Cover-shutterstock_1399113572-scaled.jpg

2139 ms

Pete-25.jpg

Pete-25.jpg

1633 ms

Remote-working-in-an-office-scaled.jpg

Remote-working-in-an-office-scaled.jpg

1756 ms

dylan-gillis-KdeqA3aTnBY-unsplash-scaled.jpg

dylan-gillis-KdeqA3aTnBY-unsplash-scaled.jpg

1879 ms

Mobile-Home-1.jpg

Mobile-Home-1.jpg

1931 ms

Mobile-Home-2.jpg

Mobile-Home-2.jpg

261 ms

c.gif

c.gif

7 ms

Accessibility Review

jonlee.co.uk accessibility score

94

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-hidden="true"] elements contain focusable descendents

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

Some elements have a [tabindex] value greater than 0

Best Practices

jonlee.co.uk 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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

jonlee.co.uk SEO score

89

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jonlee.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 Jonlee.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

jonlee.co.uk

Open Graph data is detected on the main page of Jon Lee. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: