Severis.org Costas & Rita Severis Foundation
The Costas and Rita Severis Foundation is a non profit, non governmental organization committed to promoting culture, education, peaceful coexistence,...
severis.org Mobile Performance
50/100
These metrics represent real-world Chrome users experience viewing severis.org on mobile devices. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.
Metrics
Speed Index1/100 14.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint14/100 6.0 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
First Contentful Paint34/100 4.8 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Time to Interactive77/100 5.0 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Cumulative Layout Shift91/100 0.097
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Total Blocking Time99/100 150 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Should Fix (14)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Eliminate render-blocking resources
Potential savings of 4,600 ms
4,598 ms
Reduce initial server response time
Root document took 2,690 ms
2,094 ms
Avoid multiple page redirects
Potential savings of 1,110 ms
1,110 ms
Serve images in next-gen formats
Potential savings of 271 KiB
1,050 ms
Remove unused CSS
Potential savings of 25 KiB
300 ms
Properly size images
Potential savings of 39 KiB
150 ms
Enable text compression
Potential savings of 13 KiB
150 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Does not use passive listeners to improve scrolling performance
Serve static assets with an efficient cache policy
36 resources found
Largest Contentful Paint element
1 element found
Keep request counts low and transfer sizes small
41 requests • 790 KiB
Avoid long main-thread tasks
4 long tasks found
Avoid large layout shifts
5 elements found
Avoid chaining critical requests
23 chains found
Passed Audits (15)
Minify CSS
Minimize third-party usage
Third-party code blocked the main thread for 50 ms
Defer offscreen images
Avoids `document.write()`
Remove unused JavaScript
Minify JavaScript
Potential savings of 5 KiB
Minimizes main-thread work
1.2 s
Preconnect to required origins
Use video formats for animated content
JavaScript execution time
0.5 s
Preload key requests
Avoids an excessive DOM size
137 elements
Avoids enormous network payloads
Total size was 790 KiB
All text remains visible during webfont loads
Efficiently encode images
Potential savings of 54 KiB
severis.org Mobile SEO
98/100
These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.
Should Fix (1)
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.
Tap targets are not sized appropriately
83% appropriately sized tap targets
Passed Audits (12)
Document has a meta description
Document has a `<title>` element
Document has a valid `hreflang`
Document avoids plugins
Page has successful HTTP status code
Links are crawlable
Document uses legible font sizes
100% legible text
Image elements have `[alt]` attributes
Page isn’t blocked from indexing
Links have descriptive text
robots.txt is valid
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
severis.org Mobile Best Practices
69/100
These checks highlight opportunities to improve the overall code health of severis.org mobile page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.
Should Fix (4)
Trust and Safety
Links to cross-origin destinations are unsafe
Includes front-end JavaScript libraries with known security vulnerabilities
4 vulnerabilities detected
Does not use HTTPS
1 insecure request found
User Experience
Serves images with low resolution
Passed Audits (10)
Avoids requesting the notification permission on page load
Avoids requesting the geolocation permission on page load
Avoids deprecated APIs
Detected JavaScript libraries
Displays images with correct aspect ratio
No browser errors logged to the console
Allows users to paste into password fields
Properly defines charset
Avoids Application Cache
Page has the HTML doctype
severis.org Mobile Progressive Web App
50/100
These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.
Should Fix (8)
Fast and reliable
Current page does not respond with a 200 when offline
`start_url` does not respond with a 200 when offline
Installable
Web app manifest does not meet the installability requirements
Does not use HTTPS
1 insecure request found
Does not register a service worker that controls page and `start_url`
PWA Optimized
Does not set a theme color for the address bar.
Manifest doesn't have a maskable icon
Is not configured for a custom splash screen
Passed Audits (6)
Provides a valid `apple-touch-icon`
Page load is fast enough on mobile networks
Contains some content when JavaScript is not available
Redirects HTTP traffic to HTTPS
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Content is sized correctly for the viewport
severis.org Mobile Accessibility
85/100
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Should Fix (3)
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.
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
`[id]` attributes on active, focusable elements are not unique
Best practices
These items highlight common accessibility best practices.
`[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5.
Passed Audits (15)
Background and foreground colors have a sufficient contrast ratio
`[aria-hidden="true"]` is not present on the document `<body>`
Buttons have an accessible name
`[role]`s are contained by their required parent element
`[role]` values are valid
`<html>` element has a valid value for its `[lang]` attribute
`[role]`s have all required `[aria-*]` attributes
Document has a `<title>` element
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
`<html>` element has a `[lang]` attribute
No element has a `[tabindex]` value greater than 0
Image elements have `[alt]` attributes
The page contains a heading, skip link, or landmark region
Mobile Usability
93/100
These checks validate how easily a visitor can use severis.org on a mobile device. Test results include a list of any mobile usability problems. Mobile usability problems are issues that can affect a user that visits the page on a mobile (small screen) device, including small font sizes (which are hard to read on a small screen).
Should Fix (1)
Size tap targets appropriately
Passed Audits (4)
Avoid plugins
Configure the viewport
Size content to viewport
Use legible font sizes
Mobile Speed
66/100
These checks analyze the performance of severis.org on mobile devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (8)
Optimize images
Leverage browser caching
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Enable compression
Reduce server response time
Minify JavaScript
Minify HTML
Minify CSS
Passed Audits (2)
Avoid landing page redirects
Prioritize visible content
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