Tools & Wizards About Us
bulb.net screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

bulb.net

China LED Lighting Manufacturer and Lighting Solution Provider For your Lighting Projects! - China Top LED Bulbs Manufacturer, LED bulb OEM ODM Suppli...

Page Load Speed

5.2 sec in total

First Response

184 ms

Resources Loaded

3 sec

Page Rendered

2 sec

bulb.net screenshot

About Website

Visit bulb.net now to see the best up-to-date Bulb content and also check out these interesting facts you probably never knew about bulb.net

SinoStar Lighting is a lighting manufacturer and exporter of high quality LED lighting products in China since 2000!

Visit bulb.net

Key Findings

We analyzed Bulb.net page load time and found that the first response time was 184 ms and then it took 5 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

bulb.net performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.438

21/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

Network Requests Diagram

bulb.net

184 ms

www.sinostar.net

234 ms

gzip.php

150 ms

content.css

44 ms

gzip.php

237 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bulb.net, 87% (47 requests) were made to Sinostar.net and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (824 ms) relates to the external source Developer.livehelpnow.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 163.3 kB (20%)

Content Size

833.2 kB

After Optimization

669.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bulb.net main page is 833.2 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. 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 548.7 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 32.8 kB

  • Original 42.3 kB
  • After minification 42.3 kB
  • After compression 9.5 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 32.8 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 548.7 kB
  • After minification 548.7 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. Bulb images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 50.4 kB

  • Original 144.4 kB
  • After minification 144.4 kB
  • After compression 94.0 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 50.4 kB or 35% of the original size.

CSS Optimization

-82%

Potential reduce by 80.2 kB

  • Original 97.8 kB
  • After minification 97.8 kB
  • After compression 17.6 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. Bulb.net needs all CSS files to be minified and compressed as it can save up to 80.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (44%)

Requests Now

48

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bulb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bulb.net

bulb.net

184 ms

www.sinostar.net

www.sinostar.net

234 ms

gzip.php

gzip.php

150 ms

content.css

content.css

44 ms

gzip.php

gzip.php

237 ms

style.css

style.css

52 ms

wk-styles-cb98b491.css

wk-styles-cb98b491.css

65 ms

gzip.php

gzip.php

193 ms

gzip.php

gzip.php

199 ms

gzip.php

gzip.php

195 ms

gzip.php

gzip.php

446 ms

core.js

core.js

190 ms

keepalive.js

keepalive.js

193 ms

uikit-6e45f5cc.js

uikit-6e45f5cc.js

196 ms

wk-scripts-db200805.js

wk-scripts-db200805.js

196 ms

m292.html

m292.html

613 ms

m292.html

m292.html

616 ms

base.min.js

base.min.js

229 ms

gzip.php

gzip.php

691 ms

css

css

140 ms

gzip.php

gzip.php

688 ms

email-decode.min.js

email-decode.min.js

609 ms

gtm.js

gtm.js

250 ms

sinostar-UV-logo-1-LK.svg

sinostar-UV-logo-1-LK.svg

178 ms

certificate-Lighting-gray_png.svg

certificate-Lighting-gray_png.svg

190 ms

20180126_213157_42479.jpg

20180126_213157_42479.jpg

217 ms

20190515_170807_80779.jpg

20190515_170807_80779.jpg

211 ms

20190720_152357_60311.jpg

20190720_152357_60311.jpg

207 ms

20180126_213157_42479-1940f1dec352309cc51b1d326d88b53b.jpg

20180126_213157_42479-1940f1dec352309cc51b1d326d88b53b.jpg

169 ms

20190515_170807_80779-e315f066e569192507e31aa8d3d00f4c.jpg

20190515_170807_80779-e315f066e569192507e31aa8d3d00f4c.jpg

207 ms

20190720_152357_60311-a496b0da6b3aaeead156ef87dd8d416f.jpg

20190720_152357_60311-a496b0da6b3aaeead156ef87dd8d416f.jpg

202 ms

SINOSTAR-SMART-LED-WIFI-COLOR-CHANING-BULB.png

SINOSTAR-SMART-LED-WIFI-COLOR-CHANING-BULB.png

213 ms

led-retrofit-bulb-c.png

led-retrofit-bulb-c.png

213 ms

led-bulbs-c.png

led-bulbs-c.png

209 ms

led-high-bay-light-c.png

led-high-bay-light-c.png

211 ms

led-canopy-light-c.png

led-canopy-light-c.png

274 ms

SINOSTAR-SMART-BLUETOOTH-COLOR-CHANGING-BULBS.png

SINOSTAR-SMART-BLUETOOTH-COLOR-CHANGING-BULBS.png

210 ms

bulbs-production-line-0573e0326670783e98883304a1d384f4.png

bulbs-production-line-0573e0326670783e98883304a1d384f4.png

207 ms

quality-08b4eecc101daa5f289784fbd94fec4f.png

quality-08b4eecc101daa5f289784fbd94fec4f.png

272 ms

teams-b2e017b587b37a25d5c3005c744c8abf.png

teams-b2e017b587b37a25d5c3005c744c8abf.png

265 ms

production-43d0c6cf11ad9989ec4c0c7fd5e80e16.png

production-43d0c6cf11ad9989ec4c0c7fd5e80e16.png

339 ms

5-YEARS-WARRANTY-SINOSTAR.png

5-YEARS-WARRANTY-SINOSTAR.png

271 ms

SKD.png

SKD.png

267 ms

OEM.png

OEM.png

268 ms

certificate.png

certificate.png

394 ms

SinoStar-partners.png

SinoStar-partners.png

334 ms

SlGVmQWMvZQIdix7AFxXkHNSaA.ttf

SlGVmQWMvZQIdix7AFxXkHNSaA.ttf

336 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

63 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

52 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

51 ms

mail.png

mail.png

37 ms

lhn-jssdk-current.min.js

lhn-jssdk-current.min.js

824 ms

analytics.js

analytics.js

619 ms

collect

collect

25 ms

Accessibility Review

bulb.net accessibility score

94

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

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

Links do not have a discernible name

Best Practices

bulb.net 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

bulb.net SEO score

92

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

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 Bulb.net 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 Bulb.net 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

bulb.net

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