Tools & Wizards About Us
officialrealbook.com screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

officialrealbook.com

Official Real Book: Best-Selling Jazz Song Book of All Time

Page Load Speed

1.6 sec in total

First Response

22 ms

Resources Loaded

1.3 sec

Page Rendered

217 ms

officialrealbook.com screenshot

About Website

Click here to check amazing Official Real Book content for United States. Otherwise, check out these important facts you probably never knew about officialrealbook.com

Accurate lead sheets for standards, bebop tunes other jazz classics. Now available for other genres and accessible on mobile devices. Features song finder and links to downloads and backing tracks.

Visit officialrealbook.com

Key Findings

We analyzed Officialrealbook.com page load time and found that the first response time was 22 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

officialrealbook.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

officialrealbook.com

22 ms

officialrealbook.com

611 ms

player_api

53 ms

analytics.js

42 ms

widget.css

29 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 83% of them (78 requests) were addressed to the original Officialrealbook.com, 2% (2 requests) were made to Youtube.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (611 ms) belongs to the original domain Officialrealbook.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 178.6 kB (9%)

Content Size

2.1 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Officialrealbook.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. 80% 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

-87%

Potential reduce by 126.7 kB

  • Original 146.0 kB
  • After minification 126.8 kB
  • After compression 19.4 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. This page needs HTML code to be minified as it can gain 19.2 kB, which is 13% 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 126.7 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 26.9 kB

  • 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. Official Real Book images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 16.1 kB

  • Original 593.7 kB
  • After minification 593.7 kB
  • After compression 577.6 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

-6%

Potential reduce by 8.9 kB

  • Original 152.0 kB
  • After minification 151.5 kB
  • After compression 143.1 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. Officialrealbook.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 52 (58%)

Requests Now

89

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Official Real Book. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

officialrealbook.com

officialrealbook.com

22 ms

officialrealbook.com

officialrealbook.com

611 ms

player_api

player_api

53 ms

analytics.js

analytics.js

42 ms

widget.css

widget.css

29 ms

bootstrap.css

bootstrap.css

114 ms

styles.min.css

styles.min.css

47 ms

artbees-icons.min.css

artbees-icons.min.css

49 ms

font-awesome.min.css

font-awesome.min.css

48 ms

pe-line-icons.min.css

pe-line-icons.min.css

41 ms

flaticon.min.css

flaticon.min.css

47 ms

cff-style.css

cff-style.css

50 ms

font-awesome.min.css

font-awesome.min.css

45 ms

style.css

style.css

99 ms

style.css

style.css

98 ms

style.css

style.css

100 ms

slick.css

slick.css

98 ms

slick-theme.css

slick-theme.css

100 ms

custom.css

custom.css

102 ms

js_composer.min.css

js_composer.min.css

116 ms

jquery.js

jquery.js

111 ms

jquery-migrate.min.js

jquery-migrate.min.js

107 ms

login-with-ajax.js

login-with-ajax.js

107 ms

js

js

102 ms

core.min.js

core.min.js

101 ms

widget.min.js

widget.min.js

131 ms

tabs.min.js

tabs.min.js

130 ms

skrollr-min.js

skrollr-min.js

132 ms

jquery.nicescroll.js

jquery.nicescroll.js

145 ms

SmoothScroll.js

SmoothScroll.js

132 ms

plugins-ck.js

plugins-ck.js

174 ms

theme-scripts-ck.js

theme-scripts-ck.js

145 ms

custom.js

custom.js

132 ms

comment-reply.min.js

comment-reply.min.js

132 ms

cff-scripts.js

cff-scripts.js

133 ms

react.js

react.js

384 ms

react-dom.js

react-dom.js

408 ms

songfinder-r.js

songfinder-r.js

133 ms

api.js

api.js

93 ms

slick.js

slick.js

146 ms

bootstrap.min.js

bootstrap.min.js

146 ms

position.min.js

position.min.js

139 ms

menu.min.js

menu.min.js

147 ms

wp-a11y.min.js

wp-a11y.min.js

150 ms

signup-form.js

signup-form.js

98 ms

autocomplete.min.js

autocomplete.min.js

156 ms

wp-embed.min.js

wp-embed.min.js

135 ms

js_composer_front.min.js

js_composer_front.min.js

124 ms

www-widgetapi.js

www-widgetapi.js

48 ms

webfont.js

webfont.js

57 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

88 ms

styles.min-blessed1.css

styles.min-blessed1.css

112 ms

collect

collect

42 ms

js

js

222 ms

fbevents.js

fbevents.js

194 ms

logo3.png

logo3.png

112 ms

carousel-01-e1465193016942.jpg

carousel-01-e1465193016942.jpg

114 ms

carusel_2_bg-1.jpg

carusel_2_bg-1.jpg

177 ms

carusel_3_bg-1.jpg

carusel_3_bg-1.jpg

359 ms

smd_default-dark-bkg-300x36.png

smd_default-dark-bkg-300x36.png

111 ms

carousel-04-e1465193235867.jpg

carousel-04-e1465193235867.jpg

173 ms

00295714-wl-150x202.jpg

00295714-wl-150x202.jpg

113 ms

00286451_with_comb-150x202.jpg

00286451_with_comb-150x202.jpg

113 ms

00275647_Page-1z-150x202.jpg

00275647_Page-1z-150x202.jpg

114 ms

00275651_Page-1z-150x202.jpg

00275651_Page-1z-150x202.jpg

173 ms

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00275652_Page-1z-150x202.jpg

172 ms

00282973-150x202.jpg

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174 ms

00294853-150x202.jpg

00294853-150x202.jpg

174 ms

00275624-150x202.jpg

00275624-150x202.jpg

175 ms

00269723-150x202.jpg

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175 ms

00286389_Coverz-150x202.jpg

00286389_Coverz-150x202.jpg

176 ms

00120809-150x202.jpg

00120809-150x202.jpg

175 ms

00289283-150x202.jpg

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176 ms

00154230-150x202.jpg

00154230-150x202.jpg

177 ms

00275997-150x202.jpg

00275997-150x202.jpg

177 ms

00252119-150x202.jpg

00252119-150x202.jpg

177 ms

00196692-All-Blues-150x202.jpg

00196692-All-Blues-150x202.jpg

178 ms

00234111-150x202.jpg

00234111-150x202.jpg

178 ms

00295069-150x202.jpg

00295069-150x202.jpg

179 ms

00196799-Charlie-Parker-150x202.jpg

00196799-Charlie-Parker-150x202.jpg

178 ms

00236808-150x202.jpg

00236808-150x202.jpg

179 ms

00295068-150x202.jpg

00295068-150x202.jpg

179 ms

00236809-150x202.jpg

00236809-150x202.jpg

180 ms

00196728-Jazz-Funk-150x202.jpg

00196728-Jazz-Funk-150x202.jpg

180 ms

testimonals_quote_open.png

testimonals_quote_open.png

180 ms

testimonals_quote_close.png

testimonals_quote_close.png

181 ms

oswald-regular-webfont.woff

oswald-regular-webfont.woff

177 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

104 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

176 ms

371674220384694

371674220384694

209 ms

recaptcha__en.js

recaptcha__en.js

174 ms

arrow_l.png

arrow_l.png

15 ms

arrow_r.png

arrow_r.png

15 ms

ajax-loader.gif

ajax-loader.gif

14 ms

Accessibility Review

officialrealbook.com accessibility score

88

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 input fields do not have accessible names

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

Links do not have a discernible name

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

officialrealbook.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

officialrealbook.com SEO score

89

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Officialrealbook.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 Officialrealbook.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

officialrealbook.com

Open Graph description is not detected on the main page of Official Real Book. 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: