2.9 sec in total
335 ms
2.1 sec
461 ms
Welcome to robots.wonderhowto.com homepage info - get ready to check Robots Wonder Howto best content for United States right away, or after learning these important things about robots.wonderhowto.com
Become a member of Robotics World and join other like-minded engineers looking to make the next best robot. Learn (and help teach others) how to make robots, from simple bristlebots to lifelike mechan...
Visit robots.wonderhowto.comWe analyzed Robots.wonderhowto.com page load time and found that the first response time was 335 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
robots.wonderhowto.com performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value9.9 s
0/100
25%
Value12.6 s
3/100
10%
Value6,740 ms
0/100
30%
Value0
100/100
15%
Value33.7 s
0/100
10%
335 ms
35 ms
26 ms
9 ms
24 ms
Our browser made a total of 245 requests to load all elements on the main page. We found that 1% of them (3 requests) were addressed to the original Robots.wonderhowto.com, 43% (105 requests) were made to Img.wonderhowto.com and 6% (15 requests) were made to Image2.pubmatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Img.wonderhowto.com.
Page size can be reduced by 1.2 MB (52%)
2.3 MB
1.1 MB
In fact, the total size of Robots.wonderhowto.com main page is 2.3 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. Javascripts take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 106.9 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 26.6 kB, which is 21% 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 106.9 kB or 86% of the original size.
Potential reduce by 43.4 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. Robots Wonder Howto images are well optimized though.
Potential reduce by 879.2 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 879.2 kB or 71% of the original size.
Potential reduce by 163.9 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. Robots.wonderhowto.com needs all CSS files to be minified and compressed as it can save up to 163.9 kB or 65% of the original size.
Number of requests can be reduced by 114 (52%)
220
106
The browser has sent 220 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Robots Wonder Howto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
robots.wonderhowto.com
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robots.wonderhowto.com accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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.
robots.wonderhowto.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
Issues were logged in the Issues panel in Chrome Devtools
robots.wonderhowto.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
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Robots.wonderhowto.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 Robots.wonderhowto.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.
robots.wonderhowto.com
Open Graph description is not detected on the main page of Robots Wonder Howto. 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: