3 sec in total
300 ms
2.1 sec
604 ms
Welcome to altersol.es homepage info - get ready to check Altersol best content right away, or after learning these important things about altersol.es
Instalación (instalador) y mantenimiento de energía solar (placas solares) Instalaciones placas solares Instalaciones de autoconsumo Instalación de aerotermia Mantenimiento (revisión y reparación) ene...
Visit altersol.esWe analyzed Altersol.es page load time and found that the first response time was 300 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.
altersol.es performance score
name
value
score
weighting
Value1.8 s
90/100
10%
Value6.6 s
8/100
25%
Value3.3 s
90/100
10%
Value470 ms
61/100
30%
Value0.101
89/100
15%
Value6.2 s
62/100
10%
300 ms
415 ms
62 ms
82 ms
154 ms
Our browser made a total of 27 requests to load all elements on the main page. We found that 96% of them (26 requests) were addressed to the original Altersol.es, 4% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Altersol.es.
Page size can be reduced by 22.7 kB (1%)
1.8 MB
1.8 MB
In fact, the total size of Altersol.es main page is 1.8 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. 25% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 20.5 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 20.5 kB or 76% of the original size.
Potential reduce by 650 B
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. Altersol images are well optimized though.
Potential reduce by 230 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 230 B or 30% of the original size.
Potential reduce by 1.3 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. Altersol.es needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 25% of the original size.
We found no issues to fix!
14
14
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Altersol. According to our analytics all requests are already optimized.
altersol.es
300 ms
altersol.es
415 ms
gtm.js
62 ms
webStyle.css
82 ms
main.js
154 ms
logoAltersol.png
93 ms
cargador-coche-instalacion.jpg
135 ms
fondoContenido.jpg
607 ms
ingenieria_gestoria.jpg
369 ms
climatizacion_piscinas.jpg
500 ms
cargador-coche-electrico-instalaciones.jpg
533 ms
altersol_ftv_autoconsumo.jpg
733 ms
altersol_vaillant_aerotermia_instalacion_madrid.jpg
524 ms
bonificacion_ibi.jpg
604 ms
altersol_autoconsumo_fotovoltaico.jpg
800 ms
altersol_termica_instaladores_madrid.jpg
788 ms
altersol_instalacion_industrial_energia_solar.jpg
1213 ms
logo_altersol.webp
682 ms
endef.webp
682 ms
kostal.webp
758 ms
Logo%20atersa.webp
759 ms
Logo_Sunfer_2019.webp
813 ms
Logo_Vaillant.webp
834 ms
Logo-Fronius-1820x830.webp
837 ms
logoSteca.webp
875 ms
logotipo_fondo%20termicol.webp
873 ms
AF-LOGOTIPO-TURBOFANS-IDENTIDAD-21.webp
894 ms
altersol.es 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
Image elements do not have [alt] attributes
Links do not have a discernible name
altersol.es 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
Browser errors were logged to the console
altersol.es 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
N/A
ES
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Altersol.es 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), while the claimed language is Spanish. Our system also found out that Altersol.es 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.
altersol.es
Open Graph description is not detected on the main page of Altersol. 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: