1.2 sec in total
172 ms
534 ms
482 ms
Welcome to blacklightworld.com homepage info - get ready to check Black Light World best content for United States right away, or after learning these important things about blacklightworld.com
Fluorescent and Phosphorescent Supplies & Black Lights
Visit blacklightworld.comWe analyzed Blacklightworld.com page load time and found that the first response time was 172 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
blacklightworld.com performance score
name
value
score
weighting
Value1.0 s
100/100
10%
Value3.2 s
72/100
25%
Value1.0 s
100/100
10%
Value0 ms
100/100
30%
Value0.036
100/100
15%
Value1.1 s
100/100
10%
172 ms
34 ms
67 ms
35 ms
66 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Blacklightworld.com, 4% (2 requests) were made to Paypalobjects.com. The less responsive or slowest element that took the longest time to load (417 ms) belongs to the original domain Blacklightworld.com.
Page size can be reduced by 77.0 kB (10%)
740.1 kB
663.2 kB
In fact, the total size of Blacklightworld.com main page is 740.1 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. 15% of websites need less resources to load. Images take 676.4 kB which makes up the majority of the site volume.
Potential reduce by 57.0 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 21.4 kB, which is 34% 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 57.0 kB or 90% of the original size.
Potential reduce by 19.9 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. Black Light World images are well optimized though.
Number of requests can be reduced by 15 (32%)
47
32
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Black Light World. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
blacklightworld.com
172 ms
spacer.gif
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top-jpeg-Name-1-1-2.jpg
67 ms
m01.gif
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m02.gif
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btn_viewcart_LG.gif
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bgl.gif
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flashing%20blacklight.gif
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bgr2.jpg
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Black%20Lights-1mcm0-1.jpg
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CleaningDetective-zmx8-ja.jpg
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Hand%20Washing%20Cleaning%20Products-09-501.jpg
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Invisible-Ink-Markers-Black-Light-Reactive-ss1.jpg
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paypal3.gif
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bgl2.jpg
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ComboPen-UV-Perm-Ink-100o2931_small1.jpg
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Invisible%20Ink%20Pen%20Marks_small.jpeg
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Black_Light_Cannon-13-d_small1.jpg
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New-Deluxe-Anti-Theft-Kit-000102_small.jpg
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Cleaning%20Traning%20Deluxe%20Kit-x101%20005_small1.JPG
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Uranium_Glow_In_The_Dark_Soap-12ma0ol_small.jpg
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blacklightworld.com accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
blacklightworld.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
blacklightworld.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Image elements do not have [alt] attributes
EN
EN
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blacklightworld.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 Blacklightworld.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
blacklightworld.com
Open Graph description is not detected on the main page of Black Light World. 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: