Tools & Wizards About Us

Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

visualsciencelab.blogspot.com

The Visual Science Lab / Kirk

Page Load Speed

2.5 sec in total

First Response

196 ms

Resources Loaded

1.3 sec

Page Rendered

963 ms

About Website

Click here to check amazing Visual Science Lab Blogspot content for United States. Otherwise, check out these important facts you probably never knew about visualsciencelab.blogspot.com

Austin, Texas Portrait Photographer's Blog about Digital Photography, Art and Writing by Kirk Tuck.

Visit visualsciencelab.blogspot.com

Key Findings

We analyzed Visualsciencelab.blogspot.com page load time and found that the first response time was 196 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

visualsciencelab.blogspot.com performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.267

46/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

Network Requests Diagram

visualsciencelab.blogspot.com

196 ms

webfont.js

54 ms

2973171168-css_bundle_v2.css

68 ms

gsearch.css

50 ms

authorization.css

132 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Visualsciencelab.blogspot.com, 27% (24 requests) were made to Apis.google.com and 20% (18 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (515 ms) relates to the external source 2.bp.blogspot.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 762.3 kB (36%)

Content Size

2.1 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Visualsciencelab.blogspot.com main page is 2.1 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 650.7 kB

  • Original 693.7 kB
  • After minification 666.0 kB
  • After compression 43.1 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 650.7 kB or 94% of the original size.

Image Optimization

-0%

Potential reduce by 551 B

  • Original 1.2 MB
  • After minification 1.2 MB

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. Visual Science Lab Blogspot images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 5.0 kB

  • Original 96.9 kB
  • After minification 96.9 kB
  • After compression 91.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-78%

Potential reduce by 106.1 kB

  • Original 135.7 kB
  • After minification 119.7 kB
  • After compression 29.6 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. Visualsciencelab.blogspot.com needs all CSS files to be minified and compressed as it can save up to 106.1 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (62%)

Requests Now

84

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Visual Science Lab Blogspot. 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 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

visualsciencelab.blogspot.com accessibility score

57

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

visualsciencelab.blogspot.com best practices score

83

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

Serves images with low resolution

SEO Factors

visualsciencelab.blogspot.com SEO score

90

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

High

Tap targets are not sized appropriately

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 Visualsciencelab.blogspot.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 Visualsciencelab.blogspot.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 Visual Science Lab Blogspot. 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: