24.7 sec in total
530 ms
6.3 sec
17.8 sec
Welcome to opticaroma.net homepage info - get ready to check Optica ROMA best content right away, or after learning these important things about opticaroma.net
Venta de artículos de Astronomía, Fotografía, Microscopia, Audiología, Observación Terrestre, Libros.
Visit opticaroma.netWe analyzed Opticaroma.net page load time and found that the first response time was 530 ms and then it took 24.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
opticaroma.net performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value7.3 s
5/100
25%
Value5.6 s
52/100
10%
Value490 ms
59/100
30%
Value0.149
76/100
15%
Value6.0 s
64/100
10%
530 ms
229 ms
461 ms
131 ms
487 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Opticaroma.net, 94% (31 requests) were made to Opticaroma.com and 3% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (3.5 sec) relates to the external source Opticaroma.com.
Page size can be reduced by 246.2 kB (25%)
1.0 MB
758.7 kB
In fact, the total size of Opticaroma.net main page is 1.0 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. 55% of websites need less resources to load. Images take 758.4 kB which makes up the majority of the site volume.
Potential reduce by 22.3 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. This page needs HTML code to be minified as it can gain 6.7 kB, which is 24% 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 22.3 kB or 81% of the original size.
Potential reduce by 65.0 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. Optica ROMA images are well optimized though.
Potential reduce by 0 B
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.
Potential reduce by 158.9 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. Opticaroma.net needs all CSS files to be minified and compressed as it can save up to 158.9 kB or 85% of the original size.
We found no issues to fix!
27
27
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optica ROMA. According to our analytics all requests are already optimized.
opticaroma.net
530 ms
opticaroma.com
229 ms
opticaroma.com
461 ms
home.css
131 ms
bootstrap.min.css
487 ms
styles.css
504 ms
jquery.min.js
128 ms
logo2.png
2553 ms
home-gafas-graduadas.jpg
2552 ms
home-gafas-sol.jpg
1993 ms
home-lentillas.jpg
2553 ms
home-audiologia.jpg
2553 ms
home-laringofono.jpg
3146 ms
home-prismaticos.jpg
2878 ms
home-telescopios-terrestres.jpg
2741 ms
home-telescopios.jpg
2743 ms
home-fotografia.jpg
2741 ms
home-naturaleza.jpg
2877 ms
arrow-down.png
2877 ms
home-optica.jpg
3066 ms
icon-gafas-graduadas.svg
2799 ms
icon-gafas-sol.svg
2802 ms
icon-ojo.svg
2969 ms
icon-oreja.svg
2971 ms
icon-persona.svg
3058 ms
home-intrumentos.jpg
3542 ms
icon-binoculares.svg
3242 ms
icon-telescopio.svg
3244 ms
icon-camara.svg
3245 ms
icon-microscopio.svg
3448 ms
tt0142m_-webfont.woff
1630 ms
futura_light_bt-webfont.woff
1630 ms
PlayfairDisplay-VariableFont_wght.ttf
1632 ms
opticaroma.net 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.
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
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
Links do not have a discernible name
opticaroma.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
opticaroma.net 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
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
Tap targets are not sized appropriately
ES
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opticaroma.net can be misinterpreted by Google and other search engines. Our service has detected that Spanish 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 Opticaroma.net 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.
opticaroma.net
Open Graph description is not detected on the main page of Optica ROMA. 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: