5091-coinbase[.]com

Analysis of 5091-coinbase.com indicates a high‑confidence brand‑impersonation threat targeting Coinbase users. The domain was registered on February 21, 2026 and is associated with a crypto‑scam profile. Infrastructure observation shows the domain resolves to IP address 15.197.240.20, which belongs to Amazon.com, Inc. (AS16509) and is geolocated in the United States. The site presented a Go Daddy Secure Certificate Authority – G2 SSL certificate, suggesting the use of a legitimate‑looking HTTPS endpoint to lend credibility to the malicious page.

Trust scoring from Gridinsoft is 0 out of 100, reflecting a lack of reputation. The domain has been flagged by VirusTotal, with 14 of 93 security vendors reporting it as malicious, and it appears in one AlienVault OTX pulse. Additional defensive actions have been taken: PhishDestroy has blocked the domain and it is listed on a security blocklist. The current operational status is offline, indicating that the site has been taken down or is no longer serving content, yet the underlying infrastructure remains observable.

No page title or content analysis is available, so the exact landing page characteristics cannot be confirmed. Defenders should continue to block 5091-coinbase.com at network perimeters, update URL filtering and DNS blocklists, and monitor the hosting IP 15.197.240.20 for any resurgence of similar domains. Continuous threat‑intel sharing with partners is recommended to capture any re‑use of the same hosting assets for future impersonation campaigns.