How fast your page loads on a mid-range phone
How fast your page loads on a desktop connection
How well search engines can read your page
How usable your page is for everyone
Modern web standards and security basics
HTTP response headers protecting your visitors
Core Web Vitals (mobile)
Source: Google PageSpeed InsightsPrioritised action list
9 issues foundEvery page should have exactly one H1 describing the main topic.
Alt text is required for screen-reader users and helps SEO. Add a short description to every <img>.
Set the x-frame-options response header on your server (Nginx/Apache/Cloudflare).
Set the referrer-policy response header on your server (Nginx/Apache/Cloudflare).
Set the permissions-policy response header on your server (Nginx/Apache/Cloudflare).
Your LCP is 3.9 s. Compress hero images, reduce render-blocking JS, use a CDN.
CLS 0.104 means elements move while loading. Set explicit width/height on images and reserve space for ads/embeds.
JavaScript is blocking the main thread. Defer non-critical scripts, code-split, or remove unused libraries.
A 20–60 character title gives more keyword opportunity.
Page snapshot
- Title
- web.dev (7 chars)
- Description
- Guidance to build modern web experiences that work in every browser. (68 chars)
- Lang
- en
- Canonical
- https://web.dev/
- Robots meta
- —
- H1
- 0 tag(s)
- Word count
- 2,203
- Images
- 10 total, 8 missing alt
- Internal links
- 50
- External links
- 12
- Open Graph
- ✓ present
- Twitter Card
- ✓ present
- Schema.org
- ✓ present
- robots.txt
- ✓ present
- sitemap.xml
- ✓ present
Security headers
- HSTS
- Content Security Policy
- X-Content-Type-Options
- X-Frame-Options missing
- Referrer-Policy missing
- Permissions-Policy missing
Run details
Monthly re-audits
We re-run this audit every 30 days and email you only when the overall score moves ±3 points or a new high-priority issue appears.