vscode-web.hrcdn.net is a subdomain used by HackerRank, a respected platform for coding challenges and technical recruiting. The site shows strong security with modern encryption, no blacklist or malware flags, and a full set of legal pages including privacy policy and terms of service. The operator is clearly identified through an about page, business disclosure, and contact information, which is a good sign for a platform that may ask you to create an account or take coding tests.
One thing that stands out is the robots.txt file, which blocks all search engine crawlers. That's unusual for a public website, but it may be intentional for a subdomain that serves dynamic code execution environments. It doesn't necessarily indicate a scam, but it's worth knowing if you were expecting to find this page through Google.
If you're wondering whether vscode-web.hrcdn.net is safe, the evidence points to yes. It's part of a well-known brand with a long track record. The lack of a separate Trustpilot profile or Tranco ranking is normal for a subdomain. Overall, this site behaves like a legitimate extension of HackerRank's infrastructure, not a copycat or phishing attempt.