9.7 sec in total
2.5 sec
7.1 sec
201 ms
Visit opera-rara.com now to see the best up-to-date Opera Rara content for Australia and also check out these interesting facts you probably never knew about opera-rara.com
New recordings of rare and forgotten operas. Catalogue, audio samples and online ordering.
Visit opera-rara.comWe analyzed Opera-rara.com page load time and found that the first response time was 2.5 sec and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
opera-rara.com performance score
name
value
score
weighting
Value4.8 s
12/100
10%
Value5.2 s
24/100
25%
Value16.3 s
0/100
10%
Value1,500 ms
14/100
30%
Value0.055
98/100
15%
Value28.8 s
0/100
10%
2463 ms
395 ms
318 ms
235 ms
160 ms
Our browser made a total of 121 requests to load all elements on the main page. We found that 80% of them (97 requests) were addressed to the original Opera-rara.com, 3% (4 requests) were made to Google-analytics.com and 2% (3 requests) were made to W.sharethis.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Opera-rara.com.
Page size can be reduced by 1.1 MB (47%)
2.4 MB
1.3 MB
In fact, the total size of Opera-rara.com main page is 2.4 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. 40% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 85.6 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 85.6 kB or 84% of the original size.
Potential reduce by 82.4 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. Opera Rara images are well optimized though.
Potential reduce by 737.9 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 737.9 kB or 77% of the original size.
Potential reduce by 242.1 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. Opera-rara.com needs all CSS files to be minified and compressed as it can save up to 242.1 kB or 85% of the original size.
Number of requests can be reduced by 71 (60%)
118
47
The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opera Rara. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.
www.opera-rara.com
2463 ms
styles.css
395 ms
style_new.css
318 ms
style_opera.css
235 ms
skin.css
160 ms
widgets.css
159 ms
global.css
323 ms
list_scroller.css
316 ms
slider.css
380 ms
aitpreorder.css
402 ms
membership.css
470 ms
vertnav.css
472 ms
banner.css
472 ms
fade-plugin.css
534 ms
composer.css
542 ms
conductor.css
543 ms
orchestra.css
624 ms
performer.css
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singer.css
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jplayer.blue.monday.css
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sagePaySuite.css
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prototype.js
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ccard.js
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validation.js
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builder.js
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effects.js
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dragdrop.js
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controls.js
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slider.js
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js.js
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form.js
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menu.js
1090 ms
translate.js
1149 ms
cookies.js
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jquery.tools.min.js
1340 ms
jquery.min.js
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jquery.fancybox-1.3.4.css
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jquery-migrate-1.2.1.js
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buttons.js
6 ms
text_scroller.js
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reset.css
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project.js
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slides.min.jquery.js
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fade-plugin.js
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scriptbreaker-multiple-accordion-1.js
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jquery.jcarousel.min.js
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jquery.jplayer.min.js
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jplayer.playlist.min.js
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preorder.js
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jquery.easing-1.3.pack.js
1170 ms
jquery.mousewheel-3.0.4.pack.js
1111 ms
jquery.fancybox-1.3.4.pack.js
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aboutus.jpg
273 ms
title.png
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getAllAppDefault.esi
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arrow2.png
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loading.gif
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opera-rara.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
opera-rara.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
opera-rara.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opera-rara.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 Opera-rara.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.
opera-rara.com
Open Graph description is not detected on the main page of Opera Rara. 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: