comcastupdatemailbox[.]weebly[.]com

This domain, comcastupdatemailbox.weebly.com, is actively flagged as a high-risk credential phishing site targeting Comcast users. Infrastructure analysis reveals the domain resolves to IP address 74.115.51.9, a hosting provider commonly associated with low-cost or free website builders. The domain is hosted on Weebly, a platform frequently exploited for phishing due to its accessibility and minimal verification requirements. As of August 07, 2026, the domain appears on two security blocklists and is explicitly blocked by PhishDestroy and OpenPhish, both of which specialize in phishing detection.

Google Safe Browsing has classified this domain under social engineering, indicating it attempts to deceive users into disclosing sensitive information. VirusTotal scanning results show that 16 out of 91 security vendors flag this domain as malicious, providing further evidence of its fraudulent nature. The exact content of the site has not been fully analyzed, but the domain name strongly suggests an attempt to impersonate Comcast’s mailbox update or login portal, a common tactic to harvest credentials from unsuspecting users. No SSL certificate details, registrar information, or HTTP status codes are currently available in the supplied intelligence, limiting deeper infrastructure assessment.

Defenders should treat this domain as an active threat. Immediate actions include blocking the domain and its resolving IP at the network perimeter, updating endpoint protection rules, and alerting users to avoid interacting with any communications or links associated with comcastupdatemailbox.weebly.com. Security teams are advised to monitor for related domains or IPs that may emerge as part of the same campaign, particularly those leveraging free hosting platforms or mimicking telecommunications providers.