3.3 sec in total
675 ms
2.5 sec
204 ms
Click here to check amazing Castro E Silva content. Otherwise, check out these important facts you probably never knew about castroesilva.com
Fundada em 1957 a Livraria Castro e Silva é uma organização comercial de bibliografia, bem conhecida no mercado de livro antigo e alfarrabista nacional e internacional, sendo uma das mais conceituadas...
Visit castroesilva.comWe analyzed Castroesilva.com page load time and found that the first response time was 675 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
castroesilva.com performance score
name
value
score
weighting
Value1.8 s
89/100
10%
Value7.6 s
3/100
25%
Value3.4 s
89/100
10%
Value50 ms
100/100
30%
Value0.093
91/100
15%
Value2.8 s
97/100
10%
675 ms
142 ms
223 ms
201 ms
24 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 92% of them (35 requests) were addressed to the original Castroesilva.com, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to S10.flagcounter.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Castroesilva.com.
Page size can be reduced by 64.2 kB (20%)
315.0 kB
250.8 kB
In fact, the total size of Castroesilva.com main page is 315.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 246.6 kB which makes up the majority of the site volume.
Potential reduce by 8.3 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 8.3 kB or 70% of the original size.
Potential reduce by 21.1 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. Castro E Silva images are well optimized though.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Potential reduce by 2.8 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. Castroesilva.com needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 77% of the original size.
Number of requests can be reduced by 10 (29%)
35
25
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Castro E Silva. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
castroesilva.com
675 ms
default.asp
142 ms
index.asp
223 ms
style.css
201 ms
analytics.js
24 ms
101 ms
fundo2.jpg
148 ms
logotop.gif
238 ms
banner2.gif
454 ms
ilab.jpg
344 ms
Barrabottom.gif
239 ms
destaque.png
248 ms
descricao.png
265 ms
registese.png
348 ms
entrar.png
359 ms
UK.gif
375 ms
bar.png
382 ms
1402NM021_0.jpg
461 ms
1popular.gif
458 ms
1402NM022_0.jpg
487 ms
1303JC021_0.jpg
544 ms
2popular.gif
500 ms
1111CS005_0.jpg
658 ms
4popular.gif
568 ms
1404JC026_0.gif
693 ms
1404JC120_0.jpg
691 ms
0popular.gif
618 ms
1312CS004_0.jpg
713 ms
1306CS003_0.jpg
704 ms
pesquisar.png
736 ms
PayPal.gif
767 ms
MasterCard.gif
816 ms
Visa.gif
804 ms
AmericanExpress.gif
814 ms
livro.png
1191 ms
logo-csi.png
871 ms
Barratop.gif
878 ms
collect
12 ms
castroesilva.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Links do not have a discernible name
castroesilva.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
castroesilva.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
PT
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Castroesilva.com can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and it does not match the claimed English language. Our system also found out that Castroesilva.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.
castroesilva.com
Open Graph description is not detected on the main page of Castro E Silva. 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: