Link Checker
Resend has introduced a Link Checker tool that automatically scans for broken, missing, or placeholder URLs within email content. This functionality is integrated into the pre-send workflow for both Broadcasts and Templates.
Verified State Diff
Impact & Verification Analysis
Email developers, marketing teams, and product managers using Resend for email delivery.
It minimizes the risk of negative user experience and diminished conversion rates caused by broken links, effectively shifting quality control left in the email development lifecycle.
Full Fact Overview
The Link Checker acts as a static analysis layer within the Resend email pipeline. By intercepting the content before dispatch, it validates the integrity of href attributes to prevent common delivery failures caused by 404 errors or unreplaced placeholder variables. This reduces the risk of sending emails with non-functional call-to-action buttons, which is a critical quality assurance step for high-volume email marketing and transactional messaging.