719 ms in total
140 ms
415 ms
164 ms
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Visit adelante.vhlcentral.comWe analyzed Adelante.vhlcentral.com page load time and found that the first response time was 140 ms and then it took 579 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
adelante.vhlcentral.com performance score
name
value
score
weighting
Value7.0 s
1/100
10%
Value7.8 s
3/100
25%
Value7.0 s
32/100
10%
Value50 ms
100/100
30%
Value0
100/100
15%
Value7.5 s
48/100
10%
140 ms
124 ms
150 ms
157 ms
84 ms
Our browser made a total of 15 requests to load all elements on the main page. We found that all of those requests were addressed to Adelante.vhlcentral.com and no external sources were called. The less responsive or slowest element that took the longest time to load (206 ms) belongs to the original domain Adelante.vhlcentral.com.
Page size can be reduced by 43.7 kB (42%)
103.7 kB
60.1 kB
In fact, the total size of Adelante.vhlcentral.com main page is 103.7 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. 15% of websites need less resources to load. Images take 54.0 kB which makes up the majority of the site volume.
Potential reduce by 3.5 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. This page needs HTML code to be minified as it can gain 560 B, which is 11% 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 3.5 kB or 68% of the original size.
Potential reduce by 1.5 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. Adelante VHL Central images are well optimized though.
Potential reduce by 38.7 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. Adelante.vhlcentral.com needs all CSS files to be minified and compressed as it can save up to 38.7 kB or 87% 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 Adelante VHL Central. According to our analytics all requests are already optimized.
adelante.vhlcentral.com
140 ms
layout.css
124 ms
book2.css
150 ms
modules.css
157 ms
logo_book.gif
84 ms
logo_vista.gif
82 ms
uno_cover_150x182.jpg
187 ms
tres_cover_150x182.jpg
206 ms
dos_cover_150x182.jpg
198 ms
maestro_tag.gif
167 ms
bg_topbar.jpg
81 ms
bg_topbarlink.gif
82 ms
bg_logobar.jpg
141 ms
airplane_bg.gif
114 ms
blue-bullet.gif
143 ms
adelante.vhlcentral.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[role]s are not contained by their required parent element
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
adelante.vhlcentral.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
adelante.vhlcentral.com SEO score
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
Tap targets are not sized appropriately
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Adelante.vhlcentral.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 Adelante.vhlcentral.com 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.
adelante.vhlcentral.com
Open Graph description is not detected on the main page of Adelante VHL Central. 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: