Nvsp.in
nvsp.in Desktop Performance
68/100
These metrics represent real-world Chrome users experience viewing nvsp.in web page. 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 Index9/100 4.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint45/100 2.6 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
First Contentful Paint77/100 1.2 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Time to Interactive92/100 2.3 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Total Blocking Time100/100 10 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Cumulative Layout Shift100/100 0.004
Cumulative Layout Shift measures the movement of visible elements within the viewport. 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 570 ms
571 ms
Serve images in next-gen formats
Potential savings of 558 KiB
440 ms
Reduce initial server response time
Root document took 1,010 ms
413 ms
Efficiently encode images
Potential savings of 401 KiB
320 ms
Remove unused CSS
Potential savings of 133 KiB
200 ms
Remove unused JavaScript
Potential savings of 107 KiB
80 ms
Minify JavaScript
Potential savings of 142 KiB
80 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Ensure text remains visible during webfont load
Serve static assets with an efficient cache policy
28 resources found
Avoid chaining critical requests
32 chains found
Avoid large layout shifts
5 elements found
Avoid long main-thread tasks
2 long tasks found
Keep request counts low and transfer sizes small
42 requests • 1,514 KiB
Largest Contentful Paint element
1 element found
Passed Audits (15)
Properly size images
Avoid multiple page redirects
Potential savings of 190 ms
Minimizes main-thread work
0.7 s
Avoids `document.write()`
JavaScript execution time
0.1 s
Minimize third-party usage
Third-party code blocked the main thread for 0 ms
Avoids an excessive DOM size
204 elements
Avoids enormous network payloads
Total size was 1,514 KiB
Preconnect to required origins
Minify CSS
Potential savings of 27 KiB
Preload key requests
Defer offscreen images
Potential savings of 33 KiB
Enable text compression
Use video formats for animated content
Uses passive listeners to improve scrolling performance
nvsp.in Desktop SEO
64/100
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 (4)
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Document does not have a meta description
Document doesn't have a `<title>` element
Image elements do not have `[alt]` attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
robots.txt is not valid
Request for robots.txt returned HTTP status: 500
Passed Audits (7)
Page has successful HTTP status code
Document has a valid `hreflang`
Links are crawlable
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Page isn’t blocked from indexing
Links have descriptive text
Document avoids plugins
nvsp.in Desktop Best Practices
77/100
These checks highlight opportunities to improve the overall code health of nvsp.in 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 (3)
Trust and Safety
Does not use HTTPS
1 insecure request found
Includes front-end JavaScript libraries with known security vulnerabilities
9 vulnerabilities detected
Links to cross-origin destinations are unsafe
Passed Audits (11)
Properly defines charset
Avoids requesting the notification permission on page load
Avoids Application Cache
No browser errors logged to the console
Detected JavaScript libraries
Allows users to paste into password fields
Avoids requesting the geolocation permission on page load
Serves images with appropriate resolution
Avoids deprecated APIs
Page has the HTML doctype
Displays images with correct aspect ratio
nvsp.in Desktop Progressive Web App
44/100
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 (9)
Fast and reliable
Current page does not respond with a 200 when offline
`start_url` does not respond with a 200 when offline
Installable
Does not register a service worker that controls page and `start_url`
Does not use HTTPS
1 insecure request found
Web app manifest does not meet the installability requirements
PWA Optimized
Does not provide a valid `apple-touch-icon`
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 (4)
Page load is fast enough on mobile networks
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Redirects HTTP traffic to HTTPS
Contains some content when JavaScript is not available
nvsp.in Desktop Accessibility
63/100
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 (6)
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.
Document doesn't have a `<title>` element
Links do not have a discernible name
Image elements do not have `[alt]` attributes
Navigation
These are opportunities to improve keyboard navigation in your application.
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.
`<html>` element does not have a `[lang]` attribute
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (9)
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
The page contains a heading, skip link, or landmark region
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[aria-hidden="true"]` is not present on the document `<body>`
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
`[aria-hidden="true"]` elements do not contain focusable descendents
`[id]` attributes on active, focusable elements are unique
Desktop Speed
74/100
These checks analyze the performance of nvsp.in on desktop devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (6)
Leverage browser caching
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Optimize images
Minify JavaScript
Minify CSS
Minify HTML
Passed Audits (4)
Avoid landing page redirects
Enable compression
Reduce server response time
Prioritize visible content
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