Tools & Wizards About Us
ohai.lulzbot.com screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

ohai.lulzbot.com

OHAI: Open Hardware Assembly Instructions

Page Load Speed

2 sec in total

First Response

184 ms

Resources Loaded

1.6 sec

Page Rendered

176 ms

ohai.lulzbot.com screenshot

About Website

Click here to check amazing OHAI Lulzbot content for United States. Otherwise, check out these important facts you probably never knew about ohai.lulzbot.com

Open Hardware Assembly

Visit ohai.lulzbot.com

Key Findings

We analyzed Ohai.lulzbot.com page load time and found that the first response time was 184 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

ohai.lulzbot.com performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

86/100

25%

SI (Speed Index)

Value2.5 s

98/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

ohai.lulzbot.com

184 ms

ohai.lulzbot.com

368 ms

screen.css

75 ms

jquery-2.0.3.min.js

221 ms

piwik.js

402 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 95% of them (21 requests) were addressed to the original Ohai.lulzbot.com, 5% (1 request) were made to Analytics.alephobjects.com. The less responsive or slowest element that took the longest time to load (439 ms) belongs to the original domain Ohai.lulzbot.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 304.4 kB (55%)

Content Size

550.9 kB

After Optimization

246.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ohai.lulzbot.com main page is 550.9 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. Images take 393.4 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 4.1 kB

  • Original 5.7 kB
  • After minification 4.8 kB
  • After compression 1.6 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 922 B, which is 16% 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 4.1 kB or 71% of the original size.

Image Optimization

-51%

Potential reduce by 199.5 kB

  • Original 393.4 kB
  • After minification 193.9 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, OHAI Lulzbot needs image optimization as it can save up to 199.5 kB or 51% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 89.8 kB

  • Original 138.5 kB
  • After minification 138.5 kB
  • After compression 48.7 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 89.8 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 11.0 kB

  • Original 13.3 kB
  • After minification 10.7 kB
  • After compression 2.3 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. Ohai.lulzbot.com needs all CSS files to be minified and compressed as it can save up to 11.0 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

17

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OHAI Lulzbot. According to our analytics all requests are already optimized.

Network Requests Diagram

ohai.lulzbot.com

ohai.lulzbot.com

184 ms

ohai.lulzbot.com

ohai.lulzbot.com

368 ms

screen.css

screen.css

75 ms

jquery-2.0.3.min.js

jquery-2.0.3.min.js

221 ms

piwik.js

piwik.js

402 ms

lulz_2zPHtdS.png

lulz_2zPHtdS.png

82 ms

accessories.jpg.400x300_q85_crop_upscale.jpg

accessories.jpg.400x300_q85_crop_upscale.jpg

152 ms

maint_and_repair.jpg.400x300_q85_crop_upscale.jpg

maint_and_repair.jpg.400x300_q85_crop_upscale.jpg

155 ms

service_bulletins_R2DkLtw.jpg.400x300_q85_crop_upscale.jpg

service_bulletins_R2DkLtw.jpg.400x300_q85_crop_upscale.jpg

225 ms

calibration.jpg.400x300_q85_crop_upscale.jpg

calibration.jpg.400x300_q85_crop_upscale.jpg

369 ms

LulzBot_Mini.jpg.400x300_q85_crop_upscale.jpg

LulzBot_Mini.jpg.400x300_q85_crop_upscale.jpg

227 ms

TAZ_5.JPG.400x300_q85_crop_upscale.jpg

TAZ_5.JPG.400x300_q85_crop_upscale.jpg

300 ms

TAZ_4.JPG.400x300_q85_crop_upscale.jpg

TAZ_4.JPG.400x300_q85_crop_upscale.jpg

299 ms

kittaz.JPG.400x300_q85_crop_upscale.jpg

kittaz.JPG.400x300_q85_crop_upscale.jpg

313 ms

TAZ_3.jpg.400x300_q85_crop_upscale.jpg

TAZ_3.jpg.400x300_q85_crop_upscale.jpg

296 ms

firmware.jpg.400x300_q85_crop_upscale.jpg

firmware.jpg.400x300_q85_crop_upscale.jpg

300 ms

service_bulletins_AJedRxS.jpg.400x300_q85_crop_upscale.jpg

service_bulletins_AJedRxS.jpg.400x300_q85_crop_upscale.jpg

368 ms

lulz-sm.png

lulz-sm.png

369 ms

Copyleft.clip_art.png

Copyleft.clip_art.png

370 ms

lato-light-webfont.woff

lato-light-webfont.woff

370 ms

lato-regular-webfont.woff

lato-regular-webfont.woff

389 ms

titilliumweb-regular-webfont.woff

titilliumweb-regular-webfont.woff

439 ms

Accessibility Review

ohai.lulzbot.com accessibility score

62

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

ohai.lulzbot.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ohai.lulzbot.com SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ohai.lulzbot.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 Ohai.lulzbot.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.

Social Sharing Optimization

ohai.lulzbot.com

Open Graph description is not detected on the main page of OHAI Lulzbot. 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: