Bot management vendor
16 of the 960 top sites we tested are protected by PerimeterX (HUMAN) (1.7%). 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.
Top alternatives in the same category
Fortified browser + residential IP + behavioral biometrics
Chains TLS → JS collector → _px3 token → behavioral biometrics, all of which must align.
A directional heuristic from the homepage response, not a live test. 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) |
| priceline.com | Travel & hospitality | Protected | Cloudflare + 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) |
| truecar.com | Automotive | Protected | PerimeterX (HUMAN) |
| trulia.com | Real estate | Protected | PerimeterX (HUMAN) |
| wayfair.com | E-commerce | Protected | Cloudflare + 2 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 12, 2026.