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Scanned
2026-04-04 16:41 UTC
Worker
🇧🇷 Sao Paulo
Duration
1.6m
Vs prev

Audit overview

4 categories need attention: Performance, and 3 others.

Fix Priority Matrix

5 findings

Quick Wins

2

High impact, low effort — start here.

Strategic

3

High impact, requires investment.

Easy Improvements

0

Small gains, minimal effort.

Nothing in this quadrant — good news.

Deprioritize

0

Low impact, high effort — do last.

Nothing in this quadrant — good news.

← Low effort High effort →

Screenshots

DESKTOP + MOBILE
Desktop
Desktop screenshot
Mobile
Mobile screenshot

Top Priorities (5)

Sorted by impact
Critical: 1

Content-Security-Policy header is missing

Without a CSP, a single XSS bug can exfiltrate everything your users type — including credentials.

Security › Security Headers
Critical: 2

No Content-Security-Policy header found

Without a CSP, a single XSS bug can exfiltrate everything users type — credentials, payment data, session tokens.

Security › Content Security Policy
Critical: 3

24 link(s) with no accessible text

Links with no accessible text (empty <a></a>, image-only no alt, icon-only no aria-label) are unidentifiable to screen readers.

Accessibility › Link & Button Quality
Critical: 4

28 image-only link(s) without alt text

Image-only links with no alt are unidentifiable to screen-reader users — link's destination is invisible.

Accessibility › Link & Button Quality
Warning: 5

179 HTTP requests — consider bundling or reducing

High HTTP request count — bundling, sprite-ing, and HTTP/2 server push can reduce per-request overhead.

Performance › Page Weight Budget
What fixing these means. Your site performs reasonably well, but a few targeted fixes could meaningfully improve results. Your LCP of 24.2s exceeds Google's 2.5s 'Good' threshold and the 1 performance issue below directly contributes to it. The 2 security gaps leave your users exposed — modern browsers increasingly warn visitors about insecure sites. Addressing the critical issues below would have the most immediate impact on your user trust.
2 security gaps detected — browsers may warn visitors about your site.
2 accessibility issues exclude users who rely on assistive technology.
Your LCP is 24.2s — fixing the 1 performance critical could bring it under Google's 2.5s 'Good' threshold.

Business case

What fixing the audit's findings is worth -- and what ignoring them keeps costing.

Return on investment

$1,100 investment → $8,503/month returns + USD 157,500 risk avoided

Investment
$1,100
11.0 h · 5 findings
Monthly returns
$8,503
$102,033/yr
Payback
0.1 mo
+9176% Y1
Regulatory risk avoided USD 157,500
Or — fix only the top 3 findings
$6500.1 mo payback · +15597% Y1
Optimistic scenario assuming the top 3 capture most of the upside. Real-world recovery typically falls between this projection and the full-fix ROI above.
$100 — in quick wins — start here for the fastest payback

Figures combine localized regulatory fine ceilings, search/conversion value priced against local CPC, and bandwidth waste estimates. Results depend on implementation quality and audience composition. Not legal or financial advice.

Conversion barriers

8 barrier(s) likely increasing bounce by ~32%.

Barriers
8
3 crit 5 warn
Bounce delta
+32pp
added vs baseline
Score
55
C
Speed
2
Trust
2
Usability
1
Content
1
Nav
2
  • Page takes 24.2s to load
    Users abandon at ~3s — you're 21.7s over the 2.5s threshold
    → Optimize render-blocking resources, preload the hero image, and compress images
  • Page feels frozen for 2.6s
    Clicks on the primary CTA are ignored while JavaScript runs
    → Break up long tasks; defer non-critical JavaScript to post-hydration
  • 4 broken link(s) on the page
    Clicks land on 404s — trust drops and the session often ends
    → Fix or remove the broken destinations surfaced on the Content tab
  • No HSTS header
    Returning visitors are briefly exposed to downgrade attacks on first request
    → Set Strict-Transport-Security: max-age=31536000; includeSubDomains
  • No Content-Security-Policy header
    Higher XSS blast radius — one compromised script can exfiltrate the checkout form
    → Ship a reporting-only CSP first, then enforce once violations are clean

Preliminary CRO audit — each barrier links to the tab with detailed analysis.

Remediation cost

$1,100 11.0 developer hours at $100/hr
Quick wins
$100 2 fixes in ~60 minutes

Start here for the best return on investment

Cost by category

Cost by effort level

Adjust assumptions

Team composition

Multiplier applied to dev hours to reflect QA, design, and PM overhead. Use Dev only for solo work; Full team for projects with formal review processes.

$ /hr

Rates reflect fully-loaded developer cost including overhead

How developer rates are sourced

Warning:Cost of inaction

$8,503 / month at risk ~$102,033 / year if left unfixed
Default is 10,000. Use your own number for accurate $-figures.

Compliance Risk

$157,500

ADA Title IIICCPA/CPRA
  • No privacy policy link detected
    CCPA/CPRA: USD 2,500 – USD 7,500
  • 3 of 19 <nav> elements are unlabeled
    ADA Title III: USD 25,000 – USD 150,000
  • Heading level skipped: H1 → H4 (missing H2)
    ADA Title III: USD 25,000 – USD 150,000

Bounce-Rate Cost

$8,502 /mo

+31.6pp bounce · ~3,161 lost visitors/mo

CPC: USD 2.69

Bandwidth Waste

$0.76 /mo

9466.7 MB/mo × 0.080 USD/GB

  • Optimize transfer: save ~947 KB per page load
    Saves $0.76/mo

Compliance figures represent the statutory maximum fine for the most severe triggered category, capped per regulation — not the sum of per-finding penalties. Based on published regulatory fine ranges. This is not legal advice.

Compliance methodology · SEO assumptions · Bandwidth model

Your performance is already good — improvements may show diminishing returns

Unique monthly visitors from your analytics

Purchases, signups, or key actions

Optional — for revenue estimation

additional conversions/month

more engaged visitors from reduced bounce

potential monthly revenue
Current bounce (est.)
After fixes (est.)
Estimated bounce reduction

Fix 4 critical issues to capture this value

How this is calculated

Based on Google/Deloitte research ("Milliseconds Make Millions") showing a ~7% bounce rate increase per additional second of LCP above the 2.5s "Good" threshold.

Your site's LCP: → estimated after fixes.

These are estimates based on industry research — actual results vary

Bounce-rate model & assumptions

Your data stays in your browser — nothing is sent to our servers

Lighthouse

Mobile

25
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
100
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
77
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
92
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

5.31 s

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

24.21 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

2.59 s

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.103

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

9.73 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

24.88 s

Desktop

72
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
100
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
77
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
83
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

1.24 s

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

1.77 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

285 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.015

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

2.85 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

6.25 s

Categories

8
Avg score 74.1

How you compare

Where this site stands against peers running the same stack.

Cart Functionality · 554 peers
You 71
·
Avg 73
At average
0 50 100
Security P3SEO P12Compliance P88Performance P22Accessibility P78Content P24Infrastructure P33Sustainability P35

Top 10% of Cart Functionality sites score 78+ on Security; you're at 58 — closing this gap is the highest-leverage improvement.

Better than 23% of Cart Functionality sites See full Cart Functionality benchmark →
Firebase Cloud Messaging · 28 peers
You 71
·
Avg 71
At average
0 50 100
Better than 35% of Firebase Cloud Messaging sites See full Firebase Cloud Messaging benchmark →

Technology stack

Firebase Cloud Messaging, with Envoy CDN

8 technologies detected 3 stack layers 2 with CPE identifier Complex

Stack Architecture

Ecommerce
Cart Functionality
Framework
Firebase Cloud Messaging HSTS Open Graph Tailwind CSS jQuery 3.7.1
CDN
Envoy eBay Store

All Detected Technologies (8)

Envoy is an open-source edge and service proxy, designed for cloud-native applications.

Categories Reverse proxies Website https://www.envoyproxy.io/ Detected by BeaverCheck
This technology has a CPE identifier — check for known vulnerabilities Search NVD →

eBay is a platform that either redirects users to eBay or displays a link to an eBay store.

Categories Affiliate programs Website https://www.ebay.com Detected by BeaverCheck

Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.

Categories Ecommerce Website https://www.wappalyzer.com/technologies/ecommerce/cart-functionality Detected by BeaverCheck
Categories Framework Website https://firebase.google.com/docs/cloud-messaging Detected by BeaverCheck Evidence Manifest gcm_sender_id is 103953800507 (Firebase default)

HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.

Categories Security Website https://www.rfc-editor.org/rfc/rfc6797#section-6.1 Detected by BeaverCheck

Open Graph is a protocol that is used to integrate any web page into the social graph.

Categories Miscellaneous Website https://ogp.me Detected by BeaverCheck
Categories Framework Website https://tailwindcss.com Detected by BeaverCheck Evidence Found 80 unique Tailwind utility classes in HTML

jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.

Categories JavaScript libraries Website https://jquery.com Detected by BeaverCheck Evidence Script URL: https://ir.ebaystatic.com/cr/v/c01/code.jquery.com_jquery-3.7.1.min.js
This technology has a CPE identifier — check for known vulnerabilities Search NVD →

Observations (2)

No build tool detected

A framework (Firebase Cloud Messaging) was detected but no bundler was identified. The build tool may not be detectable from output patterns, or the site may use the framework's built-in bundler.

Complex technology stack detected

8 technologies identified. A complex stack increases maintenance burden and attack surface. Consider whether all components are actively needed.

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BeaverCheck badge

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[![BeaverCheck](https://beavercheck.com/badge?url=https%3A%2F%2Fwww.ebay.com)](https://beavercheck.com/results/2f8bbd62-51a0-4219-9a26-65c5874fce96)
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https://beavercheck.com/badge?url=https%3A%2F%2Fwww.ebay.com

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Fix Plan

Three-week roadmap to ship the audit's findings, with one-click copy targets for your tracker.

Three-week fix plan

2 sprints · 11h total → projected B (80)

Sprint 1: Quick Wins

+3

Highest ROI — low effort, high impact

2 findings 1h → C (74)
  • · 24 link(s) with no accessible text
  • · 28 image-only link(s) without alt text

Sprint 2: Core Fixes

+6

Medium effort, high structural impact

3 findings 10h → B (80)
  • · Content-Security-Policy header is missing
  • · No Content-Security-Policy header found
  • · 179 HTTP requests — consider bundling or reducing

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