5.1 sec in total
264 ms
3.2 sec
1.6 sec
Click here to check amazing Scienceroll content for United States. Otherwise, check out these important facts you probably never knew about scienceroll.com
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Visit scienceroll.comWe analyzed Scienceroll.com page load time and found that the first response time was 264 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.
scienceroll.com performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value3.2 s
74/100
25%
Value2.8 s
96/100
10%
Value60 ms
100/100
30%
Value0.188
65/100
15%
Value3.1 s
95/100
10%
264 ms
139 ms
105 ms
212 ms
268 ms
Our browser made a total of 134 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Scienceroll.com, 16% (21 requests) were made to Scienceroll.files.wordpress.com and 13% (17 requests) were made to Pixel.wp.com. The less responsive or slowest element that took the longest time to load (889 ms) relates to the external source Webicina.com.
Page size can be reduced by 1.1 MB (30%)
3.7 MB
2.6 MB
In fact, the total size of Scienceroll.com main page is 3.7 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. 70% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 86.5 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 86.5 kB or 77% of the original size.
Potential reduce by 11.2 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. Scienceroll images are well optimized though.
Potential reduce by 750.6 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 750.6 kB or 71% of the original size.
Potential reduce by 247.7 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. Scienceroll.com needs all CSS files to be minified and compressed as it can save up to 247.7 kB or 77% of the original size.
Number of requests can be reduced by 63 (52%)
121
58
The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scienceroll. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
scienceroll.com
264 ms
139 ms
css
105 ms
212 ms
268 ms
style.css
254 ms
s1.wp.com
174 ms
gprofiles.js
104 ms
wpgroho.js
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jetpack-carousel.css
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tiled-gallery.css
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widgets.js
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725X1342.skimlinks.js
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w.js
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merriweather.css
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bigstock-abstract-background-39749470.jpg
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header.jpg
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flw-google-plus.png
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feed-icon32x32.png
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twitter.png
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meter.asp
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somerights20.gif
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flw-facebook.png
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flw-twitter.png
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flw-rss.png
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bg_blockquote.gif
619 ms
google-plus.png
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facebook.png
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linkedin.png
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youtube.png
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email.png
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objects_scienceroll_header_logo.png
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bemutatc3b31.png
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banner_sidebar_nolist_v2.png
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powered_odiogo_small.gif
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loading.gif
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bigstock-abstract-background-39749470.jpg
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objects_scienceroll_header_logo.png
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5dpwG8HpPgI
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powered_odiogo_small.gif
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meter.asp
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MViwy4K6e56oHcyeMzjbCQ.ttf
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Genericons.svg
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master.html
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Noticons.svg
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merriweather-bold-webfont.woff
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merriweather-regular-webfont.woff
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hovercard.css
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services.css
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graph.facebook.com
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jquery.js
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www-embed-player-vflZsBgOl.css
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www-embed-player.js
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postmessage.js
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jed.js
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underscore.min.js
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ad_status.js
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track.php
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noticons.css
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style.css
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scienceroll.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.
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
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
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.
scienceroll.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
scienceroll.com SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scienceroll.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 Scienceroll.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.
scienceroll.com
Open Graph data is detected on the main page of Scienceroll. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: