educationweekonline.demdex.net appears to be a subdomain under the demdex.net domain, which is owned by Adobe and used for its Audience Manager platform. However, this specific subdomain is not serving any website — it returns a 404 error, and there is no content, contact information, or any indication of who operates it. While that doesn't make it a scam per se, it does mean there's nothing trustworthy to interact with.
If you came across this URL expecting an article or a service, it's likely an outdated or misconfigured link. Legitimate business websites, even for backend services, typically have some form of contact or error handling beyond a bare 404. The robots.txt file even blocks all search engine crawlers, which is unusual for a site that intends to be visited.
For now, treat educationweekonline.demdex.net as a placeholder with no proven track record. There are no educationweekonline.demdex.net reviews because there's nothing to review. If you need to use a service from Adobe, make sure you're on their main domain and not an unverified subdomain.