Report Summary

  • 39

    Performance

    Renders faster than
    59% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

sandimetz.com

Sandi Metz

Page Load Speed

7.1 sec in total

First Response

289 ms

Resources Loaded

6.5 sec

Page Rendered

358 ms

sandimetz.com screenshot

About Website

Welcome to sandimetz.com homepage info - get ready to check Sandi Metz best content for United States right away, or after learning these important things about sandimetz.com

Sandi Metz is a software developer and author focused on writing flexible object-oriented code in Ruby and Rails.

Visit sandimetz.com

Key Findings

We analyzed Sandimetz.com page load time and found that the first response time was 289 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

sandimetz.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value650 ms

46/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

sandimetz.com

289 ms

www.sandimetz.com

247 ms

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192 ms

css

110 ms

fonts.css

402 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 6% of them (4 requests) were addressed to the original Sandimetz.com, 42% (28 requests) were made to and 27% (18 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (4.4 sec) relates to the external source S3-us-west-2.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 399.0 kB (42%)

Content Size

945.4 kB

After Optimization

546.4 kB

In fact, the total size of Sandimetz.com main page is 945.4 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. 60% of websites need less resources to load. CSS take 685.4 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 32.9 kB

  • Original 45.5 kB
  • After minification 44.0 kB
  • After compression 12.6 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. 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 32.9 kB or 72% of the original size.

Image Optimization

-8%

Potential reduce by 16.4 kB

  • Original 195.9 kB
  • After minification 179.5 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. Sandi Metz images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 682 B

  • Original 18.7 kB
  • After minification 18.7 kB
  • After compression 18.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-51%

Potential reduce by 349.0 kB

  • Original 685.4 kB
  • After minification 684.3 kB
  • After compression 336.4 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. Sandimetz.com needs all CSS files to be minified and compressed as it can save up to 349.0 kB or 51% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (47%)

Requests Now

19

After Optimization

10

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sandi Metz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sandimetz.com accessibility score

89

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

Best Practices

sandimetz.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sandimetz.com SEO score

86

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

Links do not have descriptive text

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 Sandimetz.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 Sandimetz.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 Sandi Metz. 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: