Ficbook.net Книга Фанфиков
ficbook.net Desktop Performance
53/100
These metrics represent real-world Chrome users experience viewing ficbook.net 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.
User Loading Experience
First Input Delay
First Contentful Paint
Cumulative Layout Shift
Largest Contentful Paint
Metrics
Total Blocking Time25/100 550 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Speed Index35/100 2.7 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint61/100 2.1 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
First Contentful Paint67/100 1.3 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Time to Interactive79/100 3.1 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Cumulative Layout Shift89/100 0.102
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (19)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Remove unused JavaScript
Potential savings of 560 KiB
770 ms
Eliminate render-blocking resources
Potential savings of 680 ms
680 ms
Serve images in next-gen formats
Potential savings of 166 KiB
170 ms
Reduce initial server response time
Root document took 730 ms
127 ms
Remove unused CSS
Potential savings of 48 KiB
70 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Avoid `document.write()`
Ensure text remains visible during webfont load
Does not use passive listeners to improve scrolling performance
Reduce the impact of third-party code
Third-party code blocked the main thread for 350 ms
Serve static assets with an efficient cache policy
55 resources found
Minimize main-thread work
4.3 s
Avoid an excessive DOM size
1,235 elements
Reduce JavaScript execution time
1.8 s
Avoid chaining critical requests
8 chains found
User Timing marks and measures
16 user timings
Keep request counts low and transfer sizes small
142 requests • 2,191 KiB
Largest Contentful Paint element
1 element found
Avoid large layout shifts
5 elements found
Avoid long main-thread tasks
8 long tasks found
Passed Audits (11)
Efficiently encode images
Preload key requests
Minify CSS
Preconnect to required origins
Avoids enormous network payloads
Total size was 2,191 KiB
Use video formats for animated content
Minify JavaScript
Defer offscreen images
Avoid multiple page redirects
Potential savings of 190 ms
Enable text compression
Properly size images
Potential savings of 2 KiB
ficbook.net Desktop SEO
82/100
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 (2)
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have `[alt]` attributes
Document does not have a meta description
Passed Audits (9)
Page has successful HTTP status code
Document has a valid `hreflang`
Links are crawlable
Page isn’t blocked from indexing
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Links have descriptive text
robots.txt is valid
Document avoids plugins
Document has a `<title>` element
ficbook.net Desktop Best Practices
77/100
These checks highlight opportunities to improve the overall code health of ficbook.net 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
2 vulnerabilities detected
General
Browser errors were logged to the console
Passed Audits (11)
Serves images with appropriate resolution
Allows users to paste into password fields
Avoids requesting the geolocation permission on page load
Avoids requesting the notification permission on page load
Page has the HTML doctype
Avoids Application Cache
Avoids deprecated APIs
Links to cross-origin destinations are safe
Displays images with correct aspect ratio
Properly defines charset
Detected JavaScript libraries
ficbook.net Desktop Progressive Web App
41/100
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 (5)
Fast and reliable
Current page does not respond with a 200 when offline
`start_url` does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive on simulated mobile network at 15.9 s
Installable
Does not use HTTPS
1 insecure request found
PWA Optimized
Manifest doesn't have a maskable icon
Passed Audits (8)
Sets a theme color for the address bar.
Registers a service worker that controls page and `start_url`
Web app manifest meets the installability requirements
Contains some content when JavaScript is not available
Provides a valid `apple-touch-icon`
Redirects HTTP traffic to HTTPS
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Configured for a custom splash screen
ficbook.net Desktop Accessibility
76/100
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.
Image elements do not have `[alt]` attributes
Links do not have a discernible name
`<frame>` or `<iframe>` elements do not have a title
Buttons do not have an accessible name
Form elements do not have associated labels
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (21)
`<html>` element has a valid value for its `[lang]` attribute
Definition list items are wrapped in `<dl>` elements
`[aria-*]` attributes have valid values
`[aria-hidden="true"]` elements do not contain focusable descendents
`[aria-*]` attributes are valid and not misspelled
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`[role]` values are valid
`[role]`s have all required `[aria-*]` attributes
No element has a `[tabindex]` value greater than 0
`[role]`s are contained by their required parent element
Heading elements appear in a sequentially-descending order
`[aria-hidden="true"]` is not present on the document `<body>`
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[aria-*]` attributes match their roles
The page contains a heading, skip link, or landmark region
`<html>` element has a `[lang]` attribute
`[id]` attributes on active, focusable elements are unique
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Document has a `<title>` element
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
Desktop Speed
63/100
These checks analyze the performance of ficbook.net 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 (5)
Optimize images
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Enable compression
Leverage browser caching
Reduce server response time
Passed Audits (5)
Avoid landing page redirects
Minify CSS
Minify HTML
Minify JavaScript
Prioritize visible content
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