Domain reputation directly affects email deliverability and customer trust. High unsubscribe rates, spam traps, and inconsistent email volumes can damage your sender reputation, leading to emails landing in spam. To recover, clean your email list, personalize content, and authenticate emails using SPF, DKIM, and DMARC. Monitoring DNS and warming up new domains also helps rebuild credibility. Subdomains and double opt-in strategies can further protect your brand’s reputation. A full guide explaining how to safeguard your domain!