Tools & Wizards About Us
mamboromero.com screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

mamboromero.com

Latin Dance | Mambo Romero Dance Company | San Francisco

Page Load Speed

1.3 sec in total

First Response

103 ms

Resources Loaded

495 ms

Page Rendered

717 ms

mamboromero.com screenshot

About Website

Welcome to mamboromero.com homepage info - get ready to check Mambo Romero best content right away, or after learning these important things about mamboromero.com

The Mambo Romero School of Dance is dedicated to providing students with a classic style of Salsa/Mambo based on the core rhythms of Tumbao and Clave. Elegant and sensual with a blend of smoothness an...

Visit mamboromero.com

Key Findings

We analyzed Mamboromero.com page load time and found that the first response time was 103 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

mamboromero.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value1,010 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

www.mamboromero.com

103 ms

minified.js

27 ms

focus-within-polyfill.js

76 ms

polyfill.min.js

139 ms

thunderbolt-commons.ec68bee9.bundle.min.js

66 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Mamboromero.com, 59% (17 requests) were made to Static.wixstatic.com and 31% (9 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (139 ms) relates to the external source Polyfill.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 482.6 kB (40%)

Content Size

1.2 MB

After Optimization

714.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Mamboromero.com main page is 1.2 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. 45% of websites need less resources to load. HTML takes 586.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 479.9 kB

  • Original 586.0 kB
  • After minification 584.2 kB
  • After compression 106.1 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 479.9 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 382.7 kB
  • After minification 382.7 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. Mambo Romero images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.7 kB

  • Original 228.3 kB
  • After minification 228.3 kB
  • After compression 225.6 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.

Requests Breakdown

Number of requests can be reduced by 10 (36%)

Requests Now

28

After Optimization

18

  • Images
  • JavaScript

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mambo Romero. 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.

Network Requests Diagram

www.mamboromero.com

www.mamboromero.com

103 ms

minified.js

minified.js

27 ms

focus-within-polyfill.js

focus-within-polyfill.js

76 ms

polyfill.min.js

polyfill.min.js

139 ms

thunderbolt-commons.ec68bee9.bundle.min.js

thunderbolt-commons.ec68bee9.bundle.min.js

66 ms

main.f286c407.bundle.min.js

main.f286c407.bundle.min.js

68 ms

lodash.min.js

lodash.min.js

65 ms

react.production.min.js

react.production.min.js

67 ms

react-dom.production.min.js

react-dom.production.min.js

68 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

68 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

68 ms

eec23d_31b152ac0ae84f94a821476684ae805d~mv2.jpg

eec23d_31b152ac0ae84f94a821476684ae805d~mv2.jpg

80 ms

bundle.min.js

bundle.min.js

85 ms

Vika%20%26%20Gabriel%20-%20SBK%202018.jpg

Vika%20%26%20Gabriel%20-%20SBK%202018.jpg

30 ms

GABRIEL_MAY_VERTICAL01.jpg

GABRIEL_MAY_VERTICAL01.jpg

29 ms

0-2.jpeg

0-2.jpeg

49 ms

0-5.jpeg

0-5.jpeg

49 ms

eec23d_f746b81823a3469baa2e7583e0360a6b~mv2_d_1365_2048_s_2.jpg

eec23d_f746b81823a3469baa2e7583e0360a6b~mv2_d_1365_2048_s_2.jpg

52 ms

eec23d_b642e3e632c042b8925ef7ef629e8ea0~mv2_d_1875_1449_s_2.jpg

eec23d_b642e3e632c042b8925ef7ef629e8ea0~mv2_d_1875_1449_s_2.jpg

50 ms

eec23d_f746b81823a3469baa2e7583e0360a6b~mv2_d_1365_2048_s_2.jpg

eec23d_f746b81823a3469baa2e7583e0360a6b~mv2_d_1365_2048_s_2.jpg

51 ms

eec23d_b642e3e632c042b8925ef7ef629e8ea0~mv2_d_1875_1449_s_2.jpg

eec23d_b642e3e632c042b8925ef7ef629e8ea0~mv2_d_1875_1449_s_2.jpg

49 ms

eec23d_8cbd36eabdb04e238b80059cff46a2d8~mv2.jpg

eec23d_8cbd36eabdb04e238b80059cff46a2d8~mv2.jpg

52 ms

eec23d_a33d7e0f985b44f9b976122179640683~mv2_d_1875_1464_s_2.jpg

eec23d_a33d7e0f985b44f9b976122179640683~mv2_d_1875_1464_s_2.jpg

52 ms

eec23d_a74c688c838a45b380db25aceaa6dc6d~mv2.jpg

eec23d_a74c688c838a45b380db25aceaa6dc6d~mv2.jpg

53 ms

eec23d_1802a4292243472a96ec0a1384088de1~mv2_d_3602_2702_s_4_2.jpg

eec23d_1802a4292243472a96ec0a1384088de1~mv2_d_3602_2702_s_4_2.jpg

55 ms

eec23d_3ab28588023c45b38ec3b1840126106b~mv2_d_3507_2505_s_4_2.jpg

eec23d_3ab28588023c45b38ec3b1840126106b~mv2_d_3507_2505_s_4_2.jpg

53 ms

eec23d_118561d62dc74e80b191b2bf7b3957b3f003.jpg

eec23d_118561d62dc74e80b191b2bf7b3957b3f003.jpg

53 ms

eec23d_f4f3385b40f44eca815e99814d7aeca9~mv2.jpg

eec23d_f4f3385b40f44eca815e99814d7aeca9~mv2.jpg

53 ms

eec23d_4ba591a460a2436dbf8020e1621f3d40~mv2.jpg

eec23d_4ba591a460a2436dbf8020e1621f3d40~mv2.jpg

54 ms

Accessibility Review

mamboromero.com accessibility score

96

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

button, link, and menuitem elements 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.

Best Practices

mamboromero.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

mamboromero.com SEO score

100

Search Engine Optimization Advices

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 Mamboromero.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 Mamboromero.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

mamboromero.com

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