updateadsinfocode4443[.]blogspot[.]com

Analysis of updateadsinfocode4443.blogspot.com, a subdomain hosted on the blogspot.com platform, confirms active credential-theft phishing targeting Facebook users as of July 18, 2026. The page title explicitly displays 'Facebook,' aligning with the reported brand impersonation. Infrastructure resolves to IP address 142.251.127.132, an endpoint associated with Google LLC's hosting infrastructure, consistent with the use of Blogspot as a hosting provider. The SSL certificate is issued by Google Trust Services, providing HTTPS encryption that may lend false legitimacy to the phishing page. Twelve of ninety-five security vendors on VirusTotal have flagged this domain, indicating moderate detection coverage but leaving potential gaps in automated blocking. The domain appears on at least one security blocklist, and OpenPhish has explicitly listed it as malicious. No evidence suggests the use of a phishing kit or custom domain registration, as the subdomain leverages a free blogging platform, reducing the attacker's infrastructure footprint and complicating takedown efforts. Defenders should treat this domain as high-risk due to its active status, brand impersonation of a major social media platform, and partial detection by security vendors. Network-level blocking of 142.251.127.132 may disrupt access, though collateral impact on legitimate Google services must be considered. Email and web filtering systems should prioritize detection of this subdomain, particularly in messages or links referencing Facebook login prompts. Given the use of a reputable hosting provider, rapid takedown may be challenging, and users should be educated to recognize phishing attempts even when URLs appear to use trusted domains.