uphuld-login-cdn[.]pages[.]dev

Analysis of the domain uphuld-login-cdn.pages.dev indicates a high-risk credential phishing operation, currently offline as of July 23, 2026. The domain was registered on February 21, 2026, through Cloudflare, Inc., and resolves to the IP address 172.66.44.169, hosted on AS13335 (Cloudflare, Inc.) in the United States. The HTTP status returned is 403, and the page title explicitly states 'Suspected phishing site | Cloudflare,' aligning with its classification as a credential phishing threat. Security vendor detections on VirusTotal show 13 of 93 engines flagging the domain, while it appears on one security blocklist.

Google Safe Browsing categorizes the domain under 'social engineering,' further corroborating its malicious intent. The domain's trust scores are critically low, with Gridinsoft assigning a 0/100 and Scamadviser a 1/100. Nameservers alfred.ns.cloudflare.com and daniella.ns.cloudflare.com are associated with the domain, and the SSL certificate is issued by Google Trust Services (WE1). Technical indicators reveal the use of HSTS, Cloudflare infrastructure, and HTTP/3, suggesting an attempt to mimic legitimate login portals.

While the exact brand or service being impersonated is not specified in available data, the scam type is confirmed as credential phishing. Defenders should block the domain and its resolving IP at the network level, monitor for related subdomains or newly registered lookalike domains, and review logs for prior connections to 172.66.44.169 or the domain itself. Given its offline status, further forensic analysis may be limited, but historical DNS and SSL certificate data could provide additional context for incident response.