When you visit a website, the first thing your browser checks is the security certificate. For ce.renown.org, that certificate is invalid, meaning any data you type — passwords, credit card numbers, or personal details — could be intercepted in plain text. That alone is a dealbreaker for any site that asks for information, and even for browsing, it's a serious red flag.
Beyond the broken security, this site is essentially a ghost. The domain has no history in the Wayback Machine, so it's either brand new or was never active enough to be archived. There are no privacy policies, no terms of service, and no contact information. The WHOIS ownership data is locked up in a malformed query, making it impossible to know who runs the place. For a subdomain of renown.org, which might suggest some official connection, the lack of transparency is worrying.
If you're wondering whether ce.renown.org is a scam, the evidence points to a site that isn't ready for visitors, let alone trustworthy interaction. You shouldn't enter any personal details or assume it's safe until the owners fix the SSL and show they're a real operation. For now, the most cautious move is to stay away entirely.