Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

artcellarexchange.com

Art Cellar Exchange | Contemporary Art, Latin American Art, American Art, Buying paintings, selling paintings, including Andy Warhol

Page Load Speed

820 ms in total

First Response

250 ms

Resources Loaded

465 ms

Page Rendered

105 ms

artcellarexchange.com screenshot

About Website

Welcome to artcellarexchange.com homepage info - get ready to check Art Cellar Exchange best content right away, or after learning these important things about artcellarexchange.com

International fine art service specializing in buying and selling American, Latin American and Contemporary art

Visit artcellarexchange.com

Key Findings

We analyzed Artcellarexchange.com page load time and found that the first response time was 250 ms and then it took 570 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

artcellarexchange.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

artcellarexchange.com

250 ms

style_ace.css

69 ms

gray.gif

131 ms

ftr_facebook.jpg

135 ms

ftr_twitter.jpg

134 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that all of those requests were addressed to Artcellarexchange.com and no external sources were called. The less responsive or slowest element that took the longest time to load (250 ms) belongs to the original domain Artcellarexchange.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.8 kB (22%)

Content Size

30.7 kB

After Optimization

23.9 kB

In fact, the total size of Artcellarexchange.com main page is 30.7 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 26.3 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 1.9 kB

  • Original 3.3 kB
  • After minification 3.2 kB
  • After compression 1.4 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 1.9 kB or 59% of the original size.

Image Optimization

-18%

Potential reduce by 4.7 kB

  • Original 26.3 kB
  • After minification 21.6 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, Art Cellar Exchange needs image optimization as it can save up to 4.7 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-11%

Potential reduce by 116 B

  • Original 1.0 kB
  • After minification 1.0 kB
  • After compression 893 B

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. Artcellarexchange.com needs all CSS files to be minified and compressed as it can save up to 116 B or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (60%)

Requests Now

10

After Optimization

4

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Art Cellar Exchange. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

artcellarexchange.com accessibility score

60

Accessibility Issues

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

artcellarexchange.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

Serves images with low resolution

SEO Factors

artcellarexchange.com SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    FR

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Artcellarexchange.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed French language. Our system also found out that Artcellarexchange.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Art Cellar Exchange. 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: