1.7 sec in total
336 ms
1.2 sec
144 ms
Click here to check amazing Sciencemall Usa content. Otherwise, check out these important facts you probably never knew about sciencemall-usa.com
Science Mall USA is an online science store mall selling fulgurites, geology rock & minerals specimens, fossils, gemstones, jewelry and study sets.
Visit sciencemall-usa.comWe analyzed Sciencemall-usa.com page load time and found that the first response time was 336 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
sciencemall-usa.com performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value13.8 s
0/100
25%
Value17.2 s
0/100
10%
Value20,050 ms
0/100
30%
Value0.225
55/100
15%
Value27.2 s
0/100
10%
336 ms
30 ms
45 ms
44 ms
44 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 11% of them (6 requests) were addressed to the original Sciencemall-usa.com, 33% (18 requests) were made to Yui-s.yahooapis.com and 22% (12 requests) were made to Sep.yimg.com. The less responsive or slowest element that took the longest time to load (336 ms) belongs to the original domain Sciencemall-usa.com.
Page size can be reduced by 194.0 kB (49%)
395.0 kB
201.0 kB
In fact, the total size of Sciencemall-usa.com main page is 395.0 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. 30% of websites need less resources to load. Javascripts take 190.3 kB which makes up the majority of the site volume.
Potential reduce by 27.8 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 27.8 kB or 74% 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. Obviously, Sciencemall Usa needs image optimization as it can save up to 19.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 129.2 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 129.2 kB or 68% of the original size.
Potential reduce by 17.1 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. Sciencemall-usa.com needs all CSS files to be minified and compressed as it can save up to 17.1 kB or 66% of the original size.
Number of requests can be reduced by 34 (64%)
53
19
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sciencemall Usa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
www.sciencemall-usa.com
336 ms
css-base.css
30 ms
css-element.css
45 ms
css-contents.css
44 ms
css-edits.css
44 ms
loader_11c8f37.js
49 ms
mammoth-ivory-rose-pendant-14k-gold-10.jpg
68 ms
ecomby1_small.gif
26 ms
meteorite-large-campo-del-cielo-40.jpg
57 ms
allende-meteorite-jewelry-pendant-necklace-dragon-style-7.jpg
56 ms
infinity-flammarion-poster-small-62.jpg
70 ms
libyan-desert-glass-jewelry-221.jpg
55 ms
the-periodic-table-of-the-cosmos-44.jpg
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meteorite-jewelry-pendant-14k-gold-large-57.jpg
71 ms
liquid-ice-cathedral-fulgurite-jewelry-66.jpg
72 ms
morton-gneiss-oldest-earth-rock-79.jpg
97 ms
smilodon-saber-toothed-cat-skull-for-sale-65.jpg
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mang-classic-6.jpg
97 ms
the-periodic-table-in-minerals-collection-40.jpg
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css-base.css
53 ms
analytics.js
12 ms
1504696780289___fc_scimall-usa.js
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collect
13 ms
combo
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combo
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promo_manager_bui_be64d16.js
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fc_ff77ac9.css
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promo_manager_bui_a8ffc41.css
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product
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product
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combo
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fc_e68a287.js
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combo
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sciencemall-usa.com accessibility score
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-hidden="true"] elements contain focusable descendents
ARIA IDs are not unique
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
sciencemall-usa.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
sciencemall-usa.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sciencemall-usa.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sciencemall-usa.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.
sciencemall-usa.com
Open Graph description is not detected on the main page of Sciencemall Usa. 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: