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· 0 checks — Desktop Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.
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Detailed Report

Audit breakdown by category with detailed findings.

92

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Performance issues directly impact user engagement and conversion rates.

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

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

Why this matters

Performance issues directly impact user engagement and conversion rates.

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
Crocs logo details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__store > img.pd-ticket__store-logo
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.crocs.pl%2F?w=16010.7 KiB10.4 KiB
Velobank screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.velobank.pl%2F?w=16012.5 KiB9.4 KiB
Stadler Form logo details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__store > img.pd-ticket__store-logo
s.wordpress.com/mshots/v1/https%3A%2F%2Fstadler-form.pl?w=1609.2 KiB9.0 KiB
Wandoo screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwandoo.pl%2F?w=1609.3 KiB6.2 KiB
Tanie-Opony.pl screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.tanie-opony.pl?w=1607.5 KiB4.4 KiB
Vision Express screenshot ul.list > li > a > img
promodog.pl/wp-content/uploads/2026/07/logo-visonexpress-160x160.png8.4 KiB4.3 KiB
Adidas logo details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__store > img.pd-ticket__store-logo
/wp-content/uploads/2024/11/adidas-logo-33B1213461-seeklo...4.5 KiB4.3 KiB

Each subpart has specific improvement strategies. Ideally, most of the LCP time should be spent on loading the resources, not within delays.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:label label:Subpart valueType:text] map[key:duration label:Duration valueType:ms]]
items: [map[duration:2847.592 label:Time to first byte subpart:timeToFirstByte] map[duration:165.291 label:Element render delay subpart:elementRenderDelay]]
lhId: page-0-P
nodeLabel: Promodog.pl to darmowa baza kodów rabatowych i promocji do polskich sklepów int…
path: 1,HTML,1,BODY,1,DIV,2,DIV,0,DIV,0,DIV,0,MAIN,0,DIV,0,DIV,1,P
selector: main#main > div.pd-hero > div.pd-hero__content > p.pd-hero__desc
snippet: <p class="pd-hero__desc">

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Diagnostics

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Many navigations are performed by going back to a previous page, or forwards again. The back/forward cache (bfcache) can speed up these return navigations. Learn more about the bfcache

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failure reasonFailure type
The page has an unload handler in the main frame.Actionable
Pages with cache-control:no-store header cannot enter back/forward cache.Actionable
Pages whose main resource has cache-control:no-store cannot enter back/forward cache.Not actionable
Back/forward cache is disabled because some JavaScript network request received resource with Cache-Control: no-store header.Not actionable

Minifying JavaScript files can reduce payload sizes and script parse time. Learn how to minify JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 0.0 ms 11.3 KiB

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 0.0 ms 26.6 KiB
URLTransfer SizeEst Savings
@keyframes pdSlideDown{0%{opacity:0;transform:translateY(-6px)} …38.7 KiB26.6 KiB

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL
Taniaksiazka.pl screenshot ul.list > li > a > img
promodog.pl/wp-content/uploads/2025/10/logo-taniaksiazka-160x160.png
Vision Express screenshot ul.list > li.active > a > img
promodog.pl/wp-content/uploads/2026/07/logo-visonexpress-160x160.png
Vehis screenshot ul.list > li > a > img
promodog.pl/wp-content/uploads/2025/06/vehis_logo-160x160.png.webp
Taniaksiazka.pl screenshot ul.list > li > a > img
promodog.pl/wp-content/uploads/2025/10/logo-taniaksiazka-160x160.png
Tanie-Opony.pl screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.tanie-opony.pl?w=160
Wandoo screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwandoo.pl%2F?w=160
vivus screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.vivus.pl%2F?w=160
vibil screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fvibil.pl%2F?w=160
Velobank screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.velobank.pl%2F?w=160
textbookers.com screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.textbookers.com?w=160
Tanie-Opony.pl screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.tanie-opony.pl?w=160
Wandoo screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwandoo.pl%2F?w=160
vivus screenshot ul.list > li > a > img
s.wordpress.com/mshots/v1/https%3A%2F%2Fwww.vivus.pl%2F?w=160
Tołpa screenshot ul.list > li > a > img
promodog.pl/wp-content/uploads/2026/06/logo-tolpa-160x99.webp
promodog div.pd-header__logo > div#logo > a.site-logo > img.header-logo
promodog.pl/wp-content/uploads/2025/11/PromoDog.png.webp
Katalog SEO (moderowany) footer.site-footer > div.footer-container > a > img
tff.tf/katalog-seo-antipixel.png
body#top > img body#top > img
/pageview?s=470129&t=a&r=https%3A%2F%2Fpromodog.pl%2F&u=h...

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

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 329 ms
URLTime Spent
promodog.pl/329 ms
promodog.pl/0.0 ms

Keep the server response time for the main document short because all other requests depend on it. Learn more about the Time to First Byte metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 2.7 s
URLTime Spent
promodog.pl/2.8 s
●Time to Interactive 2.2 s
●Max Potential First Input Delay 80 ms
●Layout shift culprits
●Optimize DOM size
●Font display
●Forced reflow
●Modern HTTP
●Network dependency tree
●Optimize viewport for mobile
●Minify CSS
●Avoids enormous network payloads Total size was 1,996 KiB
●JavaScript execution time 0.6 s
●Minimizes main-thread work 1.8 s
●Avoid long main-thread tasks 1 long task found
●Avoid non-composited animations 3 animated elements found
●Network Requests
●Network Round Trip Times 290 ms
●Server Backend Latencies 410 ms
●Tasks
●Diagnostics
●Metrics
●Screenshot Thumbnails
●Final Screenshot
●Script Treemap Data
●Resources Summary
●Avoid large layout shifts 5 layout shifts found
○INP breakdown
○LCP request discovery
○User Timing marks and measures
89

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
SZUKAJ div.pd-searchform > form.pd-searchform__form > div.pd-searchform__inner > button.pd-searchform__btn
STRONA GŁÓWNA div.top-bar-right > ul#menu-naglowek > li#menu-item-178 > a
Wszystkie sklepy → main#main > section.pd-featured-stores > div.pd-section-head > a.pd-section-link
34 kupony section.pd-featured-stores > div.pd-featured-stores__grid > a.pd-store-card > span.pd-store-card__count
23 kupony section.pd-featured-stores > div.pd-featured-stores__grid > a.pd-store-card > span.pd-store-card__count
14 kuponów section.pd-featured-stores > div.pd-featured-stores__grid > a.pd-store-card > span.pd-store-card__count
13 kuponów section.pd-featured-stores > div.pd-featured-stores__grid > a.pd-store-card > span.pd-store-card__count
13 kuponów section.pd-featured-stores > div.pd-featured-stores__grid > a.pd-store-card > span.pd-store-card__count
10 kuponów section.pd-featured-stores > div.pd-featured-stores__grid > a.pd-store-card > span.pd-store-card__count
Zobacz wszystkie → main#main > section.pd-coupons-section > div.pd-section-head > a.pd-section-link
Ważne do 30 listopada, 2026 details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-44129 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Ważne do 31 grudnia, 2026 details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-44120 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Ważne do 31 grudnia, 2026 details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-44119 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Ważne do 31 maja, 2030 details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-44115 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-44114 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-44104 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Zobacz wszystkie → main#main > section.pd-coupons-section > div.pd-section-head > a.pd-section-link
Oferta stała details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-660 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Oferta stała details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-784 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Oferta stała details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-154 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Oferta stała details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-7144 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Oferta stała details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-1160 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Oferta stała details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__info > p.pd-ticket__expire
Skorzystaj z oferty div.pd-ticket__cta > div.link-holder > a#coupon-link-898 > span
Szczegóły details.pd-ticket__details > summary.pd-ticket__summary > div.pd-ticket__cta > span.pd-ticket__expand
Black Friday div.pd-about__box > ul > li > a
Sklepy div.pd-about__grid > div.pd-about__box > p > a
Wszystkie artykuły → main#main > section.pd-blog-section > div.pd-section-head > a.pd-section-link
6 listopada, 2026 article.pd-blog-card > div.pd-blog-card__content > div.pd-blog-card__meta > time
Czytaj więcej → div.pd-blog-grid > article.pd-blog-card > div.pd-blog-card__content > a.pd-blog-card__link
6 listopada, 2026 article.pd-blog-card > div.pd-blog-card__content > div.pd-blog-card__meta > time
Czytaj więcej → div.pd-blog-grid > article.pd-blog-card > div.pd-blog-card__content > a.pd-blog-card__link
3 listopada, 2026 article.pd-blog-card > div.pd-blog-card__content > div.pd-blog-card__meta > time
Czytaj więcej → div.pd-blog-grid > article.pd-blog-card > div.pd-blog-card__content > a.pd-blog-card__link
Nazwa Strony footer.site-footer > div.footer-container > div.footer-section > h3
Informacje prawne div#footer-widget-second > aside#block-18 > div.footer-section > h3

Low-contrast text is difficult or impossible for many users to read. Link text that is discernible improves the experience for users with low vision. Learn how to make links distinguishable.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Black Friday div.pd-about__box > ul > li > a
Sklepy div.pd-about__grid > div.pd-about__box > p > a
Zygfrydt div.large-4 > p.copyright_text > time > a

These are opportunities to improve the legibility of your content.

Names and labels

Form elements without effective labels can create frustrating experiences for screen reader users. Learn more about the `select` element.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Nawigacja Strona główna Dodaj kupon Dodaj Post Blog div.pd-header__bar > div#right_menu > div.top-bar-right > select#tinynav1

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.

○Interactive controls are keyboard focusable
○Interactive elements indicate their purpose and state
○The page has a logical tab order
○Visual order on the page follows DOM order
○User focus is not accidentally trapped in a region
○The user's focus is directed to new content added to the page
○HTML5 landmark elements are used to improve navigation
○Offscreen content is hidden from assistive technology
○Custom controls have associated labels
○Custom controls have ARIA roles
●`[aria-*]` attributes match their roles
●`[aria-hidden="true"]` is not present on the document `<body>`
●`[role]`s have all required `[aria-*]` attributes
●`[role]` values are valid
●`[aria-*]` attributes have valid values
●`[aria-*]` attributes are valid and not misspelled
●Buttons have an accessible name
●Image elements have `[alt]` attributes
●Form elements have associated labels
●`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
●`button`, `link`, and `menuitem` elements have accessible names
●ARIA attributes are used as specified for the element's role
●`[aria-hidden="true"]` elements do not contain focusable descendents
●Elements use only permitted ARIA attributes
●Document has a `<title>` element
●`<frame>` or `<iframe>` elements have a title
●`<html>` element has a `[lang]` attribute
●`<html>` element has a valid value for its `[lang]` attribute
●Links have a discernible name
●Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
●List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements
●No element has a `[tabindex]` value greater than 0
●Touch targets have sufficient size and spacing.
●Heading elements appear in a sequentially-descending order
●Skip links are focusable.
●Document has a main landmark.
●Deprecated ARIA roles were not used
●Identical links have the same purpose.
●Elements with visible text labels have matching accessible names.
○`[accesskey]` values are unique
○Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
○ARIA input fields have accessible names
○ARIA `meter` elements have accessible names
○ARIA `progressbar` elements have accessible names
○Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
○`[role]`s are contained by their required parent element
○Elements with the `role=text` attribute do not have focusable descendents.
○ARIA toggle fields have accessible names
○ARIA `tooltip` elements have accessible names
○ARIA `treeitem` elements have accessible names
○The page contains a heading, skip link, or landmark region
○`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
○Definition list items are wrapped in `<dl>` elements
○ARIA IDs are unique
○No form fields have multiple labels
○`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
○Input buttons have discernible text.
○`<input type="image">` elements have `[alt]` text
○The document does not use `<meta http-equiv="refresh">`
○`<object>` elements have alternate text
○Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
○`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
○`[lang]` attributes have a valid value
○`<video>` elements contain a `<track>` element with `[kind="captions"]`
○Tables have different content in the summary attribute and `<caption>`.
○All heading elements contain content.
○Uses ARIA roles only on compatible elements
○Image elements do not have `[alt]` attributes that are redundant text.
○Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
○`<td>` elements in a large `<table>` have one or more table headers.
77

Best Practices

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / WarningSource
Unload event listeners are deprecated and will be removed.

Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit

Why this matters

Performance issues directly impact user engagement and conversion rates.

SourceDescription
Access to fetch at 'https://wct-2.com/wct.js?type=pattern&uid=aw-904141' from origin 'https://promodog.pl' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.
Failed to load resource: net::ERR_FAILED
Failed to load resource: the server responded with a status of 429 ()
Failed to load resource: the server responded with a status of 429 ()
Failed to load resource: the server responded with a status of 429 ()

Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.

Why this matters

Performance issues directly impact user engagement and conversion rates.

●Uses HTTPS
●Avoids third-party cookies
●Allows users to paste into input fields
●Avoids requesting the geolocation permission on page load
●Avoids requesting the notification permission on page load
●Displays images with correct aspect ratio
●Serves images with appropriate resolution
●Page has the HTML doctype
●Properly defines charset
●No issues in the `Issues` panel in Chrome Devtools
●Ensure CSP is effective against XSS attacks
●Use a strong HSTS policy
●Ensure proper origin isolation with COOP
●Mitigate clickjacking with XFO or CSP
●Mitigate DOM-based XSS with Trusted Types
●Detected JavaScript libraries
○Redirects HTTP traffic to HTTPS
100

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

○Structured data is valid
●Page isn’t blocked from indexing
●Document has a `<title>` element
●Document has a meta description
●Page has successful HTTP status code
●Links have descriptive text
●Links are crawlable
●robots.txt is valid
●Image elements have `[alt]` attributes
●Document has a valid `hreflang`
●Document has a valid `rel=canonical`

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