Tools & Wizards About Us

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

opalesque.tv

Videos with Elite Hedge Fund Managers, Academics and Hedge Fund Investors - Opalesque TV

Page Load Speed

5 sec in total

First Response

165 ms

Resources Loaded

4.6 sec

Page Rendered

231 ms

About Website

Visit opalesque.tv now to see the best up-to-date Opalesque content and also check out these interesting facts you probably never knew about opalesque.tv

Opalesque.TV's Legends and Leaders video interview series was launched November 18th 2009 with in depth portraits of Julian Robertson and Izzy Englander. Opalesque.TV releases one video per week focus...

Visit opalesque.tv

Key Findings

We analyzed Opalesque.tv page load time and found that the first response time was 165 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

opalesque.tv performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value420 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0.519

15/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

opalesque.tv

165 ms

www.opalesque.tv

216 ms

www.opalesque.tv

395 ms

opalstyle.css

159 ms

jquery.js

265 ms

Our browser made a total of 138 requests to load all elements on the main page. We found that 87% of them (120 requests) were addressed to the original Opalesque.tv, 3% (4 requests) were made to Platform.twitter.com and 3% (4 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Opalesque.tv.

Page Optimization Overview & Recommendations

Page size can be reduced by 244.4 kB (13%)

Content Size

1.9 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Opalesque.tv main page is 1.9 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. 60% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 82.2 kB

  • Original 101.0 kB
  • After minification 89.9 kB
  • After compression 18.8 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 11.1 kB, which is 11% 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 82.2 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 13.4 kB

  • Original 1.4 MB
  • After minification 1.4 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. Opalesque images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 97.1 kB

  • Original 315.5 kB
  • After minification 296.3 kB
  • After compression 218.4 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 97.1 kB or 31% of the original size.

CSS Optimization

-84%

Potential reduce by 51.7 kB

  • Original 61.4 kB
  • After minification 48.2 kB
  • After compression 9.7 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. Opalesque.tv needs all CSS files to be minified and compressed as it can save up to 51.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (20%)

Requests Now

135

After Optimization

108

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 135 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opalesque. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

opalesque.tv accessibility score

64

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.

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

opalesque.tv best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

opalesque.tv SEO score

62

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

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

    N/A

  • 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 Opalesque.tv can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Opalesque.tv 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 Opalesque. 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: