Bot management vendor
15 of the 1005 top sites we tested are protected by PerimeterX (HUMAN) (1.5%). Below is the full list. Detection is at the homepage, so deep pages are usually more protected — check the exact URL you plan to scrape.
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Headless browser
Needs a headless browser that runs the site's JavaScript challenge.
The lightest transport that reached these sites — a point-in-time snapshot, not a guarantee. How we score it →
Difficulty across PerimeterX (HUMAN) sites
| Site | Category | Protected | Anti-bot / WAF |
|---|---|---|---|
| bloomberg.com | Finance & markets | Protected | PerimeterX (HUMAN) |
| calm.com | Healthcare | Protected | PerimeterX (HUMAN) |
| fiverr.com | Jobs & recruiting | Protected | Cloudflare + 2 more |
| goodrx.com |
| Healthcare |
| Protected |
| PerimeterX (HUMAN) |
| hotpads.com | Real estate | Protected | PerimeterX (HUMAN) |
| movoto.com | Real estate | Protected | PerimeterX (HUMAN) |
| seekingalpha.com | Finance & markets | Protected | PerimeterX (HUMAN) + 1 more |
| streeteasy.com | Real estate | Protected | PerimeterX (HUMAN) |
| target.com | E-commerce | Protected | PerimeterX (HUMAN) |
| thekitchn.com | Food & delivery | Protected | PerimeterX (HUMAN) |
| therealreal.com | Marketplaces | Protected | PerimeterX (HUMAN) |
| trulia.com | Real estate | Protected | PerimeterX (HUMAN) |
| wayfair.com | E-commerce | Protected | Cloudflare + 3 more |
| zillow.com | Real estate | Protected | PerimeterX (HUMAN) |
| zoominfo.com | Other | Protected | Cloudflare + 1 more |
From the Crawlora Anti-Bot Adoption Index, homepage-level snapshot of June 13, 2026.