eb-api.docs.salesforce.com is a subdomain under the well-known Salesforce umbrella. That alone should reassure you that the site isn't a scam. But there's a catch: the site is practically unreachable from the public web. It returns a 403 Forbidden error and doesn't support HTTPS, which is a basic security expectation for any online resource. Most legitimate Salesforce documentation lives on a separate, fully secured portal. This particular subdomain appears to be an internal or restricted endpoint, not something you'd use for general API reference. If you're looking for Salesforce API docs, head to the official developer site instead. For eb-api.docs.salesforce.com, the safest advice is to treat it as a non-functional link and avoid any attempt to send data through it.