3.8 sec in total
874 ms
2.6 sec
327 ms
Click here to check amazing Coliseu Lisboa content for Portugal. Otherwise, check out these important facts you probably never knew about coliseulisboa.com
Visit coliseulisboa.comWe analyzed Coliseulisboa.com page load time and found that the first response time was 874 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
coliseulisboa.com performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value8.4 s
2/100
25%
Value6.6 s
37/100
10%
Value330 ms
75/100
30%
Value0
100/100
15%
Value7.7 s
45/100
10%
874 ms
207 ms
740 ms
315 ms
438 ms
Our browser made a total of 76 requests to load all elements on the main page. We found that 50% of them (38 requests) were addressed to the original Coliseulisboa.com, 29% (22 requests) were made to Bol.pt and 13% (10 requests) were made to Bilheteiraonline.pt. The less responsive or slowest element that took the longest time to load (874 ms) belongs to the original domain Coliseulisboa.com.
Page size can be reduced by 484.5 kB (29%)
1.7 MB
1.2 MB
In fact, the total size of Coliseulisboa.com main page is 1.7 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. 35% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 47.7 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 10.6 kB, which is 18% 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 47.7 kB or 79% of the original size.
Potential reduce by 145.6 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. Obviously, Coliseu Lisboa needs image optimization as it can save up to 145.6 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 259.5 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 259.5 kB or 71% of the original size.
Potential reduce by 31.7 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. Coliseulisboa.com needs all CSS files to be minified and compressed as it can save up to 31.7 kB or 86% of the original size.
Number of requests can be reduced by 10 (16%)
64
54
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coliseu Lisboa. 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.
agenda.aspx
874 ms
coliseu.css
207 ms
jquery-1.6.2.min.js
740 ms
ColiseuRecreios.js
315 ms
swfobject.js
438 ms
jquery.aw-showcase.js
543 ms
WebResource.axd
212 ms
ScriptResource.axd
316 ms
ScriptResource.axd
422 ms
ScriptResource.axd
410 ms
Destaque.js
425 ms
reset.css
342 ms
backgroungV1.01.jpg
216 ms
ga.js
46 ms
cabecalho980.jpg
119 ms
detalhes-bg-gradient-horizontal.png
109 ms
28431.jpg
459 ms
0.jpg
72 ms
miniatura26266.jpg
223 ms
1x1_fundo_branco_Destaques.png
109 ms
sound-unmute.png
108 ms
logo_1820_35px.png
116 ms
tracejado.png
199 ms
esgotadop.png
205 ms
facebook_like.png
210 ms
bol.png
225 ms
boyce_185.jpg
227 ms
185x240.jpg
397 ms
185_x_240.jpg
306 ms
185x240px_paula_fernandes_bo.jpg
333 ms
linda_m_1.jpg
428 ms
eusebio5.jpg
339 ms
miniatura29819.jpg
225 ms
miniatura27165.jpg
218 ms
miniatura28194.jpg
220 ms
miniatura31321.jpg
221 ms
miniatura26771.jpg
221 ms
miniatura31468.jpg
330 ms
miniatura27605.jpg
334 ms
miniatura29210.jpg
332 ms
miniatura30764.jpg
334 ms
Comprar2.png
423 ms
coliseu_ico.png
447 ms
facebook.jpg
321 ms
youtube.jpg
391 ms
bolg.png
529 ms
logo_1820_35px.png
431 ms
logoetnaga.png
438 ms
__utm.gif
18 ms
riscofimsite.jpg
460 ms
Fundo_PopUp.png
457 ms
Fechar.png
474 ms
sound-mute.png
496 ms
34312.jpg
651 ms
34312.jpg
549 ms
29027.jpg
550 ms
29027.jpg
758 ms
34494.jpg
587 ms
34494.jpg
608 ms
29977.jpg
667 ms
29977.jpg
771 ms
31886.jpg
705 ms
31886.jpg
829 ms
like.php
215 ms
miniatura26266.jpg
615 ms
miniatura27165.jpg
623 ms
miniatura28194.jpg
661 ms
miniatura31321.jpg
713 ms
miniatura26771.jpg
719 ms
miniatura29819.jpg
719 ms
vpc6VNjRPXV.js
61 ms
LVx-xkvaJ0b.png
64 ms
miniatura31468.jpg
622 ms
miniatura29210.jpg
661 ms
miniatura27605.jpg
669 ms
miniatura30764.jpg
712 ms
coliseulisboa.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
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
coliseulisboa.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
coliseulisboa.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
PT
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coliseulisboa.com can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Coliseulisboa.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.
coliseulisboa.com
Open Graph description is not detected on the main page of Coliseu Lisboa. 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: