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sylvania-lighting.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

sylvania-lighting.com

Sylvania | Home : LED Lighting Solutions - Sylvania Lighting

Page Load Speed

5 sec in total

First Response

128 ms

Resources Loaded

3.4 sec

Page Rendered

1.5 sec

sylvania-lighting.com screenshot

About Website

Click here to check amazing Sylvania Lighting content for Hungary. Otherwise, check out these important facts you probably never knew about sylvania-lighting.com

Sylvania Lighting is a global leader and full-spectrum provider of state-of-the-art LED professional and architectural lamp and luminaire lighting solutions.

Visit sylvania-lighting.com

Key Findings

We analyzed Sylvania-lighting.com page load time and found that the first response time was 128 ms and then it took 4.9 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

sylvania-lighting.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value69.3 s

0/100

25%

SI (Speed Index)

Value32.1 s

0/100

10%

TBT (Total Blocking Time)

Value910 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.321

36/100

15%

TTI (Time to Interactive)

Value63.4 s

0/100

10%

Network Requests Diagram

sylvania-lighting.com

128 ms

www.sylvania-lighting.com

281 ms

www.sylvania-lighting.com

485 ms

127 ms

css

59 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 60% of them (54 requests) were addressed to the original Sylvania-lighting.com, 20% (18 requests) were made to Platform.twitter.com and 3% (3 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Sylvania-lighting.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.4 MB (17%)

Content Size

31.3 MB

After Optimization

26.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sylvania-lighting.com main page is 31.3 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. 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 30.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 60.3 kB

  • Original 71.8 kB
  • After minification 71.8 kB
  • After compression 11.5 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 60.3 kB or 84% of the original size.

Image Optimization

-17%

Potential reduce by 5.1 MB

  • Original 30.6 MB
  • After minification 25.5 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. Obviously, Sylvania Lighting needs image optimization as it can save up to 5.1 MB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-35%

Potential reduce by 201.5 kB

  • Original 571.5 kB
  • After minification 571.2 kB
  • After compression 370.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 201.5 kB or 35% of the original size.

CSS Optimization

-47%

Potential reduce by 54.5 kB

  • Original 115.5 kB
  • After minification 115.5 kB
  • After compression 61.0 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. Sylvania-lighting.com needs all CSS files to be minified and compressed as it can save up to 54.5 kB or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (49%)

Requests Now

81

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sylvania Lighting. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sylvania-lighting.com

sylvania-lighting.com

128 ms

www.sylvania-lighting.com

www.sylvania-lighting.com

281 ms

www.sylvania-lighting.com

www.sylvania-lighting.com

485 ms

127 ms

css

css

59 ms

app.css

app.css

560 ms

js

js

91 ms

101974.js

101974.js

62 ms

widgets.js

widgets.js

49 ms

main.js

main.js

985 ms

path.min.js

path.min.js

328 ms

jquery.pager-1.0.2.js

jquery.pager-1.0.2.js

328 ms

semantic.js

semantic.js

1049 ms

bootstrap-slider.min.js

bootstrap-slider.min.js

329 ms

jquery.min.js

jquery.min.js

486 ms

jquery-ui.min.js

jquery-ui.min.js

619 ms

jquery.mobile.custom.min.js

jquery.mobile.custom.min.js

406 ms

jquery.validate.min.js

jquery.validate.min.js

49 ms

jquery.validate.unobtrusive.min.js

jquery.validate.unobtrusive.min.js

52 ms

cookies.js

cookies.js

501 ms

site.js

site.js

619 ms

player_api

player_api

72 ms

iframe_api

iframe_api

99 ms

picturefill.min.js

picturefill.min.js

618 ms

lazysizes.min.js

lazysizes.min.js

669 ms

cookiebar.js

cookiebar.js

669 ms

hotjar-698203.js

hotjar-698203.js

149 ms

LOGO%20100Y%20SYLVANIA%20GREEN.png

LOGO%20100Y%20SYLVANIA%20GREEN.png

154 ms

pd2023_rd_white_t.png

pd2023_rd_white_t.png

158 ms

0044102_optix_r_600_3l_3k_wht_001_offjpg.png

0044102_optix_r_600_3l_3k_wht_001_offjpg.png

148 ms

hmp_outdoor_ranges_300x300.jpg

hmp_outdoor_ranges_300x300.jpg

148 ms

lighting_controls.jpg

lighting_controls.jpg

216 ms

toledo_vintage_lamp.jpg

toledo_vintage_lamp.jpg

222 ms

0020910_led_linear_hp2jpg.jpg

0020910_led_linear_hp2jpg.jpg

311 ms

start.png

start.png

238 ms

0046369-7-_web.jpg

0046369-7-_web.jpg

324 ms

sylvania.png

sylvania.png

323 ms

dalle-face-b-26.jpg

dalle-face-b-26.jpg

1014 ms

concord.png

concord.png

395 ms

beacon_led_muse_ii.jpg

beacon_led_muse_ii.jpg

527 ms

yourhome.png

yourhome.png

463 ms

gizmo_remote_light.jpg

gizmo_remote_light.jpg

528 ms

swipe.png

swipe.png

513 ms

logo.png

logo.png

528 ms

ecovadis-5.png

ecovadis-5.png

1746 ms

inspirations-catalogue-carousel.jpg

inspirations-catalogue-carousel.jpg

985 ms

re-light-logistic-banner.png

re-light-logistic-banner.png

1412 ms

equinox_banner_-1920x600px-_en-international-page-2-without-logo.jpg

equinox_banner_-1920x600px-_en-international-page-2-without-logo.jpg

843 ms

jumbatron-connetcted-building-a.jpg

jumbatron-connetcted-building-a.jpg

944 ms

digital_twin_v2_trees_cold_web.jpg

digital_twin_v2_trees_cold_web.jpg

1028 ms

microsoftteams-image.png

microsoftteams-image.png

1210 ms

img-20230111-wa0005.jpg

img-20230111-wa0005.jpg

1012 ms

paul-shark-fashion-store-croatia-2.png

paul-shark-fashion-store-croatia-2.png

1017 ms

volvo.png

volvo.png

1170 ms

b_sylvania-fts-sylproof-superia-led_autographe-1.jpg

b_sylvania-fts-sylproof-superia-led_autographe-1.jpg

1103 ms

design-museum-35.png

design-museum-35.png

1425 ms

syl_france_-me-u-diatheque_bouscat_032016_photo_arthur_pequin_h8a3512.png

syl_france_-me-u-diatheque_bouscat_032016_photo_arthur_pequin_h8a3512.png

1223 ms

down-arrow-white.svg

down-arrow-white.svg

1238 ms

down-arrow.svg

down-arrow.svg

1248 ms

en-int.jpg

en-int.jpg

1308 ms

350EE4_1_0.woff

350EE4_1_0.woff

1320 ms

350EE4_0_0.woff

350EE4_0_0.woff

1281 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1333 ms

js

js

134 ms

insight.min.js

insight.min.js

75 ms

analytics.js

analytics.js

72 ms

www-widgetapi.js

www-widgetapi.js

13 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

54 ms

collect

collect

57 ms

insight.old.min.js

insight.old.min.js

27 ms

settings

settings

79 ms

insight_tag_errors.gif

insight_tag_errors.gif

124 ms

js

js

48 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

21 ms

SylvaniaEurope

SylvaniaEurope

60 ms

polyfills-a40ef1678bae11e696dba45124eadd70.js

polyfills-a40ef1678bae11e696dba45124eadd70.js

6 ms

runtime-b1c52fd0a13ead5fcf6b.js

runtime-b1c52fd0a13ead5fcf6b.js

45 ms

modules-96ebc7ac3ad66d681a3d.js

modules-96ebc7ac3ad66d681a3d.js

54 ms

main-babd9234dc048fb47339.js

main-babd9234dc048fb47339.js

52 ms

_app-a9c9f1a99e4414675fb1.js

_app-a9c9f1a99e4414675fb1.js

97 ms

%5BscreenName%5D-0517bdda27d5006a5a2d.js

%5BscreenName%5D-0517bdda27d5006a5a2d.js

100 ms

_buildManifest.js

_buildManifest.js

100 ms

_ssgManifest.js

_ssgManifest.js

99 ms

8526.0c32a8f0cfc5749221a3.js

8526.0c32a8f0cfc5749221a3.js

12 ms

1755.07a49c40b12af4f75780.js

1755.07a49c40b12af4f75780.js

13 ms

8283.f3e5048cca7cef5eed7f.js

8283.f3e5048cca7cef5eed7f.js

6 ms

3077.44bfeb00af01bc4020f6.js

3077.44bfeb00af01bc4020f6.js

11 ms

1362.42d432e02f7980bca032.js

1362.42d432e02f7980bca032.js

10 ms

4956.c4e51ef593974b9db0bb.js

4956.c4e51ef593974b9db0bb.js

25 ms

5893.d500bd2a89ded806aa73.js

5893.d500bd2a89ded806aa73.js

10 ms

Accessibility Review

sylvania-lighting.com accessibility score

73

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

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Best Practices

sylvania-lighting.com 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

sylvania-lighting.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Sylvania-lighting.com 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 Sylvania-lighting.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

sylvania-lighting.com

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