un-app-v1[.]org

un-app-v1.org was registered on February 21, 2026 through Dynadot LLC. The domain resolves to IP address 104.21.83.83, which belongs to AS13335 owned by Cloudflare, Inc. Nameservers listed are linda.ns.cloudflare.com and sanntio.ns.cloudflare.com, confirming the use of Cloudflare's DNS and edge services. The site presents a HTTP 520 error page titled “un-app-v1.org | 520: Web server is returning an unknown error”, indicating that the origin server is not responding correctly while the Cloudflare edge continues to serve the request. The TLS certificate is issued by Google Trust Services under the identifier WE1, providing a valid HTTPS handshake. Automated reputation scoring from Gridinsoft assigns a trust score of 0 out of 100, reflecting extreme suspicion. The service is observed using HTTP/3, a modern protocol supported by the Cloudflare edge. Threat intelligence sources flag the domain as high‑risk. AlienVault OTX contains a single pulse referencing the domain, and VirusTotal reports that 4 of 95 scanned security vendors have marked it as malicious. The domain appears on three external blocklists and is currently blocked by PhishDestroy, MetaMask, and SEAL. These detections collectively support the classification of the site as a generic phishing infrastructure. Defenders should add the domain to network and email filtering rules to prevent resolution and content delivery. Continuous monitoring of DNS queries for 104.21.83.83 and its associated Cloudflare nameservers can provide early warning of related activity. Where feasible, sinkholing the domain or redirecting traffic to a safe landing page can mitigate user exposure while investigations continue. Regular re‑scans of the domain on multi‑engine platforms are advised to capture any changes in detection rates.