Tools & Wizards About Us

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

elecrow.com

Elecrow: PCB Prototype & Open Hardware For Makers

Page Load Speed

3.7 sec in total

First Response

134 ms

Resources Loaded

3.3 sec

Page Rendered

350 ms

About Website

Visit elecrow.com now to see the best up-to-date Elecrow content for United States and also check out these interesting facts you probably never knew about elecrow.com

Reliable DIY electronic kits and components supplier for Makers, Elecrow provides quick turn PCB assembly and low cost PCB manufacturing online ordering service, bring your DIY Electronics ideas to li...

Visit elecrow.com

Key Findings

We analyzed Elecrow.com page load time and found that the first response time was 134 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

elecrow.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,700 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

elecrow.com

134 ms

www.elecrow.com

552 ms

calendar.css

190 ms

styles-m.css

329 ms

owl.carousel.css

194 ms

Our browser made a total of 224 requests to load all elements on the main page. We found that 72% of them (161 requests) were addressed to the original Elecrow.com, 11% (25 requests) were made to Media-cdn.elecrow.com and 8% (17 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (646 ms) belongs to the original domain Elecrow.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 649.9 kB (49%)

Content Size

1.3 MB

After Optimization

687.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Elecrow.com main page is 1.3 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. Only a small number of websites need less resources to load. HTML takes 546.8 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 503.2 kB

  • Original 546.8 kB
  • After minification 370.3 kB
  • After compression 43.6 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 176.5 kB, which is 32% 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 503.2 kB or 92% of the original size.

Image Optimization

-20%

Potential reduce by 13.9 kB

  • Original 69.9 kB
  • After minification 56.0 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, Elecrow needs image optimization as it can save up to 13.9 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-18%

Potential reduce by 94.9 kB

  • Original 531.8 kB
  • After minification 525.1 kB
  • After compression 436.9 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 94.9 kB or 18% of the original size.

CSS Optimization

-20%

Potential reduce by 38.0 kB

  • Original 188.8 kB
  • After minification 183.5 kB
  • After compression 150.9 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. Elecrow.com needs all CSS files to be minified and compressed as it can save up to 38.0 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 136 (69%)

Requests Now

196

After Optimization

60

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 196 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Elecrow. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 109 to 1 for JavaScripts and from 29 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

elecrow.com accessibility score

58

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

elecrow.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

elecrow.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

    EN

  • Encoding

    UTF-8

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

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