Report Summary

  • 54

    Performance

    Renders faster than
    72% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

jssgallery.org

John Singer Sargent Virtual Gallery

Page Load Speed

2.2 sec in total

First Response

142 ms

Resources Loaded

1.7 sec

Page Rendered

358 ms

jssgallery.org screenshot

About Website

Visit jssgallery.org now to see the best up-to-date Jss Gallery content for United States and also check out these interesting facts you probably never knew about jssgallery.org

American Painter (1856-1925). The most complete artist monograph on Sargent on the net with essays and links to every painting on the net

Visit jssgallery.org

Key Findings

We analyzed Jssgallery.org page load time and found that the first response time was 142 ms and then it took 2 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

jssgallery.org performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

65/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value1,360 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.228

55/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

jssgallery.org

142 ms

banner2.jpg

36 ms

blueball.gif

57 ms

redball.gif

47 ms

Greenball.gif

74 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 44% of them (23 requests) were addressed to the original Jssgallery.org, 13% (7 requests) were made to Dt.spamanalyst.com and 8% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (564 ms) relates to the external source Iyfipgun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 262.1 kB (54%)

Content Size

486.4 kB

After Optimization

224.3 kB

In fact, the total size of Jssgallery.org main page is 486.4 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. 35% of websites need less resources to load. Javascripts take 400.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 21.9 kB

  • Original 26.3 kB
  • After minification 17.8 kB
  • After compression 4.5 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 8.5 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 21.9 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 1.1 kB

  • Original 58.0 kB
  • After minification 56.9 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. Jss Gallery images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 238.1 kB

  • Original 400.5 kB
  • After minification 398.2 kB
  • After compression 162.4 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 238.1 kB or 59% of the original size.

CSS Optimization

-68%

Potential reduce by 1.1 kB

  • Original 1.6 kB
  • After minification 1.3 kB
  • After compression 520 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. Jssgallery.org needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (51%)

Requests Now

49

After Optimization

24

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jss Gallery. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

jssgallery.org accessibility score

57

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Best Practices

jssgallery.org best practices score

58

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

Browser errors were logged to the console

SEO Factors

jssgallery.org SEO score

69

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

    N/A

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jssgallery.org 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 Jssgallery.org main page’s claimed encoding is windows-1252. 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 Jss Gallery. 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: