fasctkup[.]com

This domain, fasctkup.com, is flagged as a generic phishing site with a specific focus on brand impersonation. The domain does not directly impersonate a well-known brand but is designed to mimic a legitimate entity, leading users to believe they are interacting with a trusted source. This can result in the disclosure of sensitive information such as login credentials or financial data.

Infrastructure analysis reveals that fasctkup.com resolves to the IP address 172.67.191.45. The domain was created on March 27, 2026, and is registered through NICENIC INTERNATIONAL GROUP CO., LIMITED. According to VirusTotal, 4 out of 95 security vendors flag this domain as malicious. The domain appears on one security blocklist and is blocked by PhishDestroy. It is also mentioned in one threat intelligence pulse on AlienVault OTX. The site uses an SSL certificate from Google Trust Services, which may lend a false sense of security to unsuspecting users.

The domain is currently active and poses an elevated risk. Network administrators and security teams are advised to block this domain and educate users about the risks of brand impersonation. Users should be cautious of unsolicited emails or messages that direct them to fasctkup.com and verify the URLs of websites they visit. Despite the presence of a legitimate SSL certificate, the domain remains a significant threat and should be treated with caution. Further monitoring and analysis are recommended to track any changes in the domain's infrastructure and threat level.