Tools & Wizards About Us
jazzcuba.com screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

jazzcuba.com

2024 Havana International Jazz Festival | Cuba Explorer Travel

Page Load Speed

2.5 sec in total

First Response

244 ms

Resources Loaded

1.7 sec

Page Rendered

580 ms

jazzcuba.com screenshot

About Website

Click here to check amazing Jazz Cuba content for United States. Otherwise, check out these important facts you probably never knew about jazzcuba.com

Cuba's famed Havana Jazz Festival takes place from January 21 to 28, 2024. Cuban and world-renowned musicians perform in venues across historic Havana.

Visit jazzcuba.com

Key Findings

We analyzed Jazzcuba.com page load time and found that the first response time was 244 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

jazzcuba.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value2,400 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value19.9 s

2/100

10%

Network Requests Diagram

jazzcuba.com

244 ms

jazzcuba.com

364 ms

css

69 ms

css

83 ms

css

88 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 59% of them (47 requests) were addressed to the original Jazzcuba.com, 14% (11 requests) were made to Fonts.gstatic.com and 6% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (375 ms) belongs to the original domain Jazzcuba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.3 kB (6%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jazzcuba.com main page is 1.3 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 604.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 80.4 kB

  • Original 100.2 kB
  • After minification 92.5 kB
  • After compression 19.9 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 80.4 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 604.9 kB
  • After minification 604.9 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. Jazz Cuba images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.2 kB

  • Original 503.0 kB
  • After minification 503.0 kB
  • After compression 498.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 790 B

  • Original 118.1 kB
  • After minification 118.1 kB
  • After compression 117.3 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. Jazzcuba.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 40 (63%)

Requests Now

63

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jazz Cuba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jazzcuba.com

jazzcuba.com

244 ms

jazzcuba.com

jazzcuba.com

364 ms

css

css

69 ms

css

css

83 ms

css

css

88 ms

style.min.css

style.min.css

42 ms

bootstrap.min.css

bootstrap.min.css

60 ms

bootstrap-grid.min.css

bootstrap-grid.min.css

54 ms

alertify.min.css

alertify.min.css

60 ms

main.min.css

main.min.css

72 ms

theme.jazzcuba.css

theme.jazzcuba.css

62 ms

unique-jazzcuba.css

unique-jazzcuba.css

65 ms

home-jazzcuba.css

home-jazzcuba.css

79 ms

api.js

api.js

75 ms

jquery.js

jquery.js

78 ms

popper.min.js

popper.min.js

81 ms

bootstrap.min.js

bootstrap.min.js

79 ms

picturefill.min.js

picturefill.min.js

170 ms

jquery.validate.min.js

jquery.validate.min.js

275 ms

navigation.min.js

navigation.min.js

251 ms

form.min.js

form.min.js

250 ms

form_processing.min.js

form_processing.min.js

250 ms

zooming.min.js

zooming.min.js

251 ms

moment.min.js

moment.min.js

274 ms

gui.min.js

gui.min.js

276 ms

utils.min.js

utils.min.js

273 ms

core.min.js

core.min.js

274 ms

alertify.min.js

alertify.min.js

276 ms

affix.min.js

affix.min.js

310 ms

home.min.js

home.min.js

314 ms

corona-notification.js

corona-notification.js

312 ms

jazz_waiting_list.js

jazz_waiting_list.js

310 ms

c0ifqinaooywubckmjhbjok1ra8zg3og.js

c0ifqinaooywubckmjhbjok1ra8zg3og.js

366 ms

cdn.min.js

cdn.min.js

275 ms

alpinejs

alpinejs

66 ms

tsparticles.confetti.bundle.min.js

tsparticles.confetti.bundle.min.js

306 ms

alpinejs@3.14.1

alpinejs@3.14.1

103 ms

gtm.js

gtm.js

241 ms

8_x7jGlUVro

8_x7jGlUVro

315 ms

recaptcha__en.js

recaptcha__en.js

221 ms

JazzCubaLogo2019.svg

JazzCubaLogo2019.svg

147 ms

Jazz-cangrejo-solo.svg

Jazz-cangrejo-solo.svg

147 ms

misc-icons-sprite-jazzcuba.svg

misc-icons-sprite-jazzcuba.svg

157 ms

200x200-beer-dog.gif

200x200-beer-dog.gif

281 ms

new-smile-24x24.svg

new-smile-24x24.svg

155 ms

new-smile-GREEN-24x24.svg

new-smile-GREEN-24x24.svg

156 ms

new-smile-ORANGE-24x24.svg

new-smile-ORANGE-24x24.svg

159 ms

star-icons-sprite.svg

star-icons-sprite.svg

185 ms

soc-icons-sprite.svg

soc-icons-sprite.svg

187 ms

BBB-FFF.svg

BBB-FFF.svg

188 ms

IATA-FFF.svg

IATA-FFF.svg

185 ms

ASTA-FFF.svg

ASTA-FFF.svg

189 ms

IGLTA-FFF.svg

IGLTA-FFF.svg

278 ms

cuba-explorer-welcomes-americans-to-cuba.png

cuba-explorer-welcomes-americans-to-cuba.png

375 ms

va9E4kDNxMZdWfMOD5Vvl4jN.woff

va9E4kDNxMZdWfMOD5Vvl4jN.woff

189 ms

va9B4kDNxMZdWfMOD5VnPKreRhf8.woff

va9B4kDNxMZdWfMOD5VnPKreRhf8.woff

198 ms

va9B4kDNxMZdWfMOD5VnSKzeRhf8.woff

va9B4kDNxMZdWfMOD5VnSKzeRhf8.woff

196 ms

cdn.min.js

cdn.min.js

142 ms

hamburger-4-NOY2608-1680.jpg

hamburger-4-NOY2608-1680.jpg

178 ms

havana-jazz-festival-tours-2560.jpg

havana-jazz-festival-tours-2560.jpg

179 ms

older-woman-homepage-2023_DSC3101-0370.jpg

older-woman-homepage-2023_DSC3101-0370.jpg

175 ms

lord-byng-students-1-0370.jpg

lord-byng-students-1-0370.jpg

176 ms

have-visa-will-travel-ALT-3-0370.jpg

have-visa-will-travel-ALT-3-0370.jpg

177 ms

va9f4kDNxMZdWfMOD5VvkrBiQyf4VF8.woff

va9f4kDNxMZdWfMOD5VvkrBiQyf4VF8.woff

83 ms

va9C4kDNxMZdWfMOD5VvkrjJYTQ.woff

va9C4kDNxMZdWfMOD5VvkrjJYTQ.woff

85 ms

va9f4kDNxMZdWfMOD5VvkrAWRSf4VF8.woff

va9f4kDNxMZdWfMOD5VvkrAWRSf4VF8.woff

84 ms

wEOsEADFm8hSaQTFG18FErVhsC9x-tarWSnJuMR0dA.woff

wEOsEADFm8hSaQTFG18FErVhsC9x-tarWSnJuMR0dA.woff

83 ms

wEOhEADFm8hSaQTFG18FErVhsC9x-tarUfbtqw.woff

wEOhEADFm8hSaQTFG18FErVhsC9x-tarUfbtqw.woff

87 ms

u-4m0qyriQwlOrhSvowK_l5-eRZOf-Q.woff

u-4m0qyriQwlOrhSvowK_l5-eRZOf-Q.woff

85 ms

render.28db0a35905fdb2b4e4b.js

render.28db0a35905fdb2b4e4b.js

116 ms

www-player.css

www-player.css

6 ms

www-embed-player.js

www-embed-player.js

64 ms

base.js

base.js

91 ms

ad_status.js

ad_status.js

171 ms

-0TfInu9ra9zkah2wyCD78KX7EDwI16Gf6-9m2UuzfU.js

-0TfInu9ra9zkah2wyCD78KX7EDwI16Gf6-9m2UuzfU.js

91 ms

embed.js

embed.js

36 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

50 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

50 ms

id

id

59 ms

Accessibility Review

jazzcuba.com accessibility score

94

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

jazzcuba.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

jazzcuba.com SEO score

86

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

Links do not have descriptive text

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

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 Jazzcuba.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 Jazzcuba.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

jazzcuba.com

Open Graph data is detected on the main page of Jazz Cuba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: