Tools & Wizards About Us

Report Summary

  • 77

    Performance

    Renders faster than
    84% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

hellerbooks.com

Steven Heller : hellerbooks.com

Page Load Speed

2.3 sec in total

First Response

78 ms

Resources Loaded

2.2 sec

Page Rendered

77 ms

About Website

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

Steven Heller, art director, author, coauthor, editor, curator, lecturer...

Visit hellerbooks.com

Key Findings

We analyzed Hellerbooks.com page load time and found that the first response time was 78 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 45% of websites can load faster.

Performance Metrics

hellerbooks.com performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value1.5 s

100/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

hellerbooks.com

78 ms

jquery.js

41 ms

easySlider1.5.js

39 ms

style.css

52 ms

ga.js

25 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 94% of them (31 requests) were addressed to the original Hellerbooks.com, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Hellerbooks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 87.7 kB (6%)

Content Size

1.4 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hellerbooks.com main page is 1.4 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. 35% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 4.2 kB

  • Original 6.6 kB
  • After minification 6.5 kB
  • After compression 2.4 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 4.2 kB or 64% of the original size.

Image Optimization

-0%

Potential reduce by 178 B

  • Original 1.3 MB
  • After minification 1.3 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. Heller Books images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 71.4 kB

  • Original 105.2 kB
  • After minification 103.2 kB
  • After compression 33.8 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 71.4 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 11.9 kB

  • Original 14.4 kB
  • After minification 12.2 kB
  • After compression 2.5 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. Hellerbooks.com needs all CSS files to be minified and compressed as it can save up to 11.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (19%)

Requests Now

32

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heller Books. 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.

Network Requests Diagram

Accessibility Review

hellerbooks.com accessibility score

85

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.

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

hellerbooks.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

hellerbooks.com SEO score

67

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hellerbooks.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 Hellerbooks.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 Heller Books. 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: