vasha-opora.com.ua - Vasha-Opora. Будівельно-ремонтний портал

Vasha-opora.com.ua Site Title

Vasha-Opora. Будівельно-ремонтний портал

Vasha-opora.com.ua Meta Description

Інженерно-будівельний журнал висвітлює такі тематичні напрями: Будівельні конструкції, будівлі та споруди; Будівельні вироби

Vasha-opora.com.ua Test Results

Vasha-opora.com.ua Mobile Performance: 41/100

Quick overview:

Opportunities

These suggestions can help your page load faster. They don't directly affect the Performance score.

Remove unused JavaScript. Potential savings of 282 KB

Remove unused JavaScript to reduce bytes consumed by network activity. Learn more.

Eliminate render-blocking resources. Potential savings of 1,290 ms

Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn more.

Serve images in next-gen formats. Potential savings of 230 KB

Image formats like JPEG 2000, JPEG XR, and WebP often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more.

Properly size images. Potential savings of 61 KB

Serve images that are appropriately-sized to save cellular data and improve load time. Learn more.

Efficiently encode images. Potential savings of 52 KB

Optimized images load faster and consume less cellular data. Learn more.

Diagnostics

More information about the performance of your application. These numbers don't directly affect the Performance score.

Reduce the impact of third-party code

Third-party code blocked the main thread for 370 ms

Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn more.

Ensure text remains visible during webfont load

Leverage the font-display CSS feature to ensure text is user-visible while webfonts are loading. Learn more.

Does not use passive listeners to improve scrolling performance

Consider marking your touch and wheel event listeners as `passive` to improve your page's scroll performance. Learn more.

Avoid `document.write()`

For users on slow connections, external scripts dynamically injected via `document.write()` can delay page load by tens of seconds. Learn more.

Minimize main-thread work

6.0 s

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn more

Serve static assets with an efficient cache policy

23 resources found

A long cache lifetime can speed up repeat visits to your page. Learn more.

Reduce JavaScript execution time

2.9 s

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn more.

Largest Contentful Paint element

1 element found

This is the element that was identified as the Largest Contentful Paint. Learn More

Avoid large layout shifts

4 elements found

These DOM elements contribute most to the CLS of the page.

Avoid chaining critical requests

22 chains found

The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn more.

Keep request counts low and transfer sizes small

177 requests • 1,577 KB

To set budgets for the quantity and size of page resources, add a budget.json file. Learn more.

User Timing marks and measures

2 user timings

Consider instrumenting your app with the User Timing API to measure your app's real-world performance during key user experiences. Learn more.

Vasha-opora.com.ua Mobile SEO: 96/100

Quick overview:

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

55% appropriately sized tap targets

Interactive elements like buttons and links should be large enough (48x48px), and have enough space around them, to be easy enough to tap without overlapping onto other elements. Learn more.

Vasha-opora.com.ua Mobile Best Practices: 77/100

Quick overview:

Trust and Safety

Includes front-end JavaScript libraries with known security vulnerabilities

4 vulnerabilities detected

Some third-party scripts may contain known security vulnerabilities that are easily identified and exploited by attackers. Learn more.

Does not use HTTPS

51 insecure requests found

All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being servedover HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.

General

Browser errors were logged to the console

Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more

Vasha-opora.com.ua Mobile Progressive Web App: 39/100

Quick overview:

PWA Optimized

Manifest doesn't have a maskable icon

A maskable icon ensures that the image fills the entire shape without being letterboxed when installing the app on a device. Learn more. No manifest was fetched

Content is not sized correctly for the viewport

If the width of your app's content doesn't match the width of the viewport, your app might not be optimized for mobile screens. Learn more. The viewport size of 379px does not match the window size of 360px.

Does not redirect HTTP traffic to HTTPS

If you've already set up HTTPS, make sure that you redirect all HTTP traffic to HTTPS in order to enable secure web features for all your users. Learn more.

Is not configured for a custom splash screen

A themed splash screen ensures a high-quality experience when users launch your app from their homescreens. Learn more. Failures: No manifest was fetched.

Does not set a theme color for the address bar.

The browser address bar can be themed to match your site. Learn more. Failures: No manifest was fetched, No `<meta name="theme-color">` tag found.

Fast and reliable

Current page does not respond with a 200 when offline

If you're building a Progressive Web App, consider using a service worker so that your app can work offline. Learn more.

`start_url` does not respond with a 200 when offline

A service worker enables your web app to be reliable in unpredictable network conditions. Learn more. No usable web app manifest found on page.

Installable

Does not register a service worker that controls page and `start_url`

The service worker is the technology that enables your app to use many Progressive Web App features, such as offline, add to homescreen, and push notifications. Learn more.

Web app manifest does not meet the installability requirements

Browsers can proactively prompt users to add your app to their homescreen, which can lead to higher engagement. Learn more. Failures: No manifest was fetched.

Does not use HTTPS

51 insecure requests found

Vasha-opora.com.ua Mobile Accessibility: 87/100

Quick overview:

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

Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn more.

Form elements do not have associated labels

Labels ensure that form controls are announced properly by assistive technologies, like screen readers. Learn more.

Navigation

These are opportunities to improve keyboard navigation in your application.

Heading elements are not in a sequentially-descending order

Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more.

Contrast

These are opportunities to improve the legibility of your content.

Background and foreground colors do not have a sufficient contrast ratio.

Low-contrast text is difficult or impossible for many users to read. Learn more.

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