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Analyze SPF, DKIM, DMARC, Message-ID, unsubscribe links, tracking pixels and email authentication inside Gmail. The extension adds a lightweight inspection panel directly inside Gmail and provides instant visibility into key authentication and deliverability indicators without requiring users to manually inspect message source files. Features: • SPF Authentication Status • DKIM Authentication Status • DMARC Authentication Status • Message-ID Inspection • Original Message-ID Detection • Broken SMTP Message-ID Detection • List-Unsubscribe Detection • Unsubscribe Link Discovery • Tracking Pixel Detection • Logo Detection • Quick Copy Actions • Quick Open Actions The extension operates entirely within the user's browser and is intended to simplify email quality assurance workflows, deliverability investigations, and compliance reviews. All analysis is performed locally within the browser. No email content is transmitted to external servers.
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.