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Certified Website Score for

f1-dnf-stats.fly.dev

First audit: October 21, 2025•Last audit: December 6, 2025
Visit website
60
Overall
37Website Quality
55Trust & Security
87PageSpeed
Score trend

Latest audit — December 6, 2025

Deep, transparent insight into how this score is built: PageSpeed vitals, on‑page quality signals, and trust & security checks — all broken down into clear, verifiable items you can act on.

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Site Quality

Title
12/20
F1 DNF Stats
12 chars (ideal 30–60)
Meta Description
0/15
missing (add <meta name='description'> with 120-160 chars)
Favicon
3/3
../static/img/favicon.ico
present
Viewport meta
8/8
width=device-width, initial-scale=1
correct (width=device-width, initial-scale=1)
robots.txt
0/6
missing (ideal: User-agent: * + Allow: / + Sitemap)
Sitemap
0/7
missing (create sitemap.xml and submit to Google Search Console)
llms.txt
0/0
missing
missing (add llms.txt to describe LLM usage policies)
Headings
6/6
H1Formula 1 DNF Stats
correct structure
Schema.org JSON-LD
0/2
missing (consider Organization, Article, Product, or FAQPage schemas)
Canonical URL
0/8
missing (add <link rel='canonical'> to avoid duplicate content)
HTML lang
4/4
en
present
Character encoding
4/4
utf-8
present

Open Graph

Title
0/3
missing (add <meta property='og:title'> for social sharing)
Description
0/3
missing (add <meta property='og:description'> for social sharing)
Image
0/3
missing (add <meta property='og:image'> with 1200x630px image)
URL
0/3
missing (add <meta property='og:url'> with full URL)
Type
0/1
missing (add <meta property='og:type' content='website'>)

Twitter Cards

Card Type
0/1
missing
Title
0/1
missing (add <meta name='twitter:title'> for Twitter sharing)
Description
0/1
missing (add <meta name='twitter:description'> for Twitter sharing)
Image
0/1
missing (add <meta name='twitter:image'> with 1200x630px image)

Security Headers

HTTPS
30/30
HTTPS enabled
HTTP Strict Transport Security
0/15
missing (should be: Strict-Transport-Security: max-age=31536000; includeSubDomains)
Content Security Policy
0/15
missing (should be: Content-Security-Policy: default-src 'self')
Frame Protection
0/5
missing (should be: X-Frame-Options: SAMEORIGIN)
MIME Type Protection
0/5
missing (should be: X-Content-Type-Options: nosniff)

Domain Trust

Domain Rating
25/25
How to improve DR→
27 (Last sync: 30th July 2025)
1525
Domain Age
0/5
no domain age records found
Registrar
no registrar record found
Country
no country record found

Infrastructure

Provider
no hosting or CDN provider detected
58

Performance

82

SEO

96

Best Practices

99

Accessibility

Performance
58/100
Largest Contentful Paint
2/25
6.9s
2.5s4.0s
First Contentful Paint
1/10
4.9s
1.8s3.0s
Total Blocking Time
29/30
132ms
200ms400ms
Cumulative Layout Shift
25/25
0.00
0.100.25
Speed Index
1/10
9.0s
3.4s5.4s
SEO
82/100
Page isn’t blocked from indexing
37/37
Document has a `<title>` element
9/9
Document has a meta description
9/9
Page has successful HTTP status code
9/9
Links do not have descriptive text
0/9
Links are not crawlable
0/9
Image elements have `[alt]` attributes
9/9
Document has a valid `hreflang`
9/9
Best Practices
96/100
Uses HTTPS
19/19
Avoids deprecated APIs
19/19
Avoids third-party cookies
19/19
Allows users to paste into input fields
12/12
Avoids requesting the geolocation permission on page load
4/4
Avoids requesting the notification permission on page load
4/4
Displays images with correct aspect ratio
4/4
Serves images with appropriate resolution
4/4
Page lacks the HTML doctype, thus triggering quirks-mode
0/4
Properly defines charset
4/4
No browser errors logged to the console
4/4
No issues in the `Issues` panel in Chrome Devtools
4/4
Accessibility
99/100
`[aria-*]` attributes match their roles
5/5
`[aria-hidden="true"]` is not present on the document `<body>`
5/5
`[role]`s have all required `[aria-*]` attributes
5/5
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
5/5
`[role]`s are contained by their required parent element
5/5
`[role]` values are valid
5/5
`[aria-*]` attributes have valid values
5/5
`[aria-*]` attributes are valid and not misspelled
5/5
Image elements have `[alt]` attributes
5/5
Form elements have associated labels
5/5
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
5/5
Select elements have associated label elements.
5/5
ARIA attributes are used as specified for the element's role
3/3
Elements use only permitted ARIA attributes
3/3
Background and foreground colors have a sufficient contrast ratio
3/3
Document has a `<title>` element
3/3
`<frame>` or `<iframe>` elements have a title
3/3
`<html>` element has a `[lang]` attribute
3/3
`<html>` element has a valid value for its `[lang]` attribute
3/3
Links are distinguishable without relying on color.
3/3
Links have a discernible name
3/3
No element has a `[tabindex]` value greater than 0
3/3
Touch targets have sufficient size and spacing.
3/3
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
3/3
Heading elements appear in a sequentially-descending order
1/1
Document does not have a main landmark.
0/1
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