21.3 sec in total
1.1 sec
19.9 sec
364 ms
Visit bulbsusa.com now to see the best up-to-date Bulbsusa content and also check out these interesting facts you probably never knew about bulbsusa.com
Find all types of compact fluorescent light bulbs, reflector fluorescent bulbs, reflector incandescent bulbs, halogen bulbs, halogen lamps, reflector fluorescent lamps, LED lamps... at Bulbsusa.com
Visit bulbsusa.comWe analyzed Bulbsusa.com page load time and found that the first response time was 1.1 sec and then it took 20.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
bulbsusa.com performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value13.5 s
0/100
25%
Value11.9 s
4/100
10%
Value1,430 ms
15/100
30%
Value0.152
75/100
15%
Value14.4 s
9/100
10%
1076 ms
177 ms
118 ms
141 ms
333 ms
Our browser made a total of 70 requests to load all elements on the main page. We found that 87% of them (61 requests) were addressed to the original Bulbsusa.com, 4% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to Static.addtoany.com. The less responsive or slowest element that took the longest time to load (16.7 sec) relates to the external source Upfront.thefind.com.
Page size can be reduced by 270.1 kB (46%)
585.6 kB
315.4 kB
In fact, the total size of Bulbsusa.com main page is 585.6 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. 25% of websites need less resources to load. Javascripts take 231.2 kB which makes up the majority of the site volume.
Potential reduce by 56.1 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. 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 56.1 kB or 80% of the original size.
Potential reduce by 36.3 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, Bulbsusa needs image optimization as it can save up to 36.3 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 119.2 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 119.2 kB or 52% of the original size.
Potential reduce by 58.5 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. Bulbsusa.com needs all CSS files to be minified and compressed as it can save up to 58.5 kB or 78% of the original size.
Number of requests can be reduced by 31 (47%)
66
35
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bulbsusa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
www.bulbsusa.com
1076 ms
styles.css
177 ms
dropdown.css
118 ms
styles.css
141 ms
jquery.js
333 ms
core.js
342 ms
ajax.js
229 ms
styles.base.css
114 ms
jquery.jcarousel.js
224 ms
getSeal
422 ms
upfront-badgeinit.js
16691 ms
conversion.js
86 ms
page.js
87 ms
22.jpeg
970 ms
main_bg.png
107 ms
ajax_left.gif
89 ms
header_bg.gif
335 ms
top_right_angle.gif
777 ms
top_left_angle.gif
120 ms
go.gif
171 ms
top_tools_delim.gif
171 ms
empty_cart_icon.gif
214 ms
cart_list_bg.gif
224 ms
empty_cart_list_icon.gif
235 ms
checkout_link_arrow.gif
249 ms
select_icon.gif
308 ms
icon_close.gif
293 ms
COMPACT-FLUORESCENT.jpg
338 ms
incandescent.jpg
363 ms
HID.jpg
366 ms
HALOGEN.jpg
468 ms
energy_saving.jpg
495 ms
Antique_Light_Bulbs.jpg
495 ms
FLUORESCENT.jpg
502 ms
HIDs-Category_14.gif
501 ms
LED.jpg
551 ms
Mercury_Vapor.jpg
590 ms
Projector_Lamps.jpg
590 ms
HID_Light_Bulbs.jpg
596 ms
sb_categ_title_right.png
569 ms
sb_categ_title_left.png
649 ms
list_arrow.gif
1284 ms
sb_title_right.png
657 ms
sb_title_left.png
649 ms
sb_bg.gif
685 ms
light_bulbs.jpg
738 ms
co.jpg
737 ms
boader1.gif
150 ms
Sialite.jpg
291 ms
bookit.jpg
494 ms
cart_arrow.gif
733 ms
required_mark.gif
729 ms
GE.jpg
749 ms
universal.jpg
734 ms
Philips12821842654c6c9449b7e73.jpg
722 ms
Advance.jpg
688 ms
Sialite12821793794c6c81333b17a.jpg
707 ms
Sylvania.jpg
730 ms
Howard.jpg
692 ms
thumbnail_80__thumbnail_G8-Bi-Pin.jpg
691 ms
thumbnail_80__thumbnail_R4012657814224b724aaecd9a0.jpg
672 ms
thumbnail_80__thumbnail_G4-Bi-Pin00112657905184b726e365ae5a.jpg
669 ms
siteseal_sf_3_h_d_m.gif
555 ms
print.css
81 ms
bottom_left_angle.gif
201 ms
bottom_right_angle.gif
202 ms
sm13.html
37 ms
ga.js
91 ms
ga.js
253 ms
__utm.gif
96 ms
bulbsusa.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
ARIA IDs are not unique
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bulbsusa.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
bulbsusa.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bulbsusa.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 Bulbsusa.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.
bulbsusa.com
Open Graph description is not detected on the main page of Bulbsusa. 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: