How can I repair a client's Gmail sender reputation after a migration and sending issues?

Email marketer from Mailjet shares that sender reputation is based on factors like email volume, spam complaints, and engagement. They advise warming up your IP address gradually after a migration and monitoring your sender reputation using tools like Google Postmaster Tools.

Email marketer from GMass answers that improving email deliverability involves building a positive sender reputation with Gmail. They suggest warming up the IP address by gradually increasing sending volume, cleaning the email list and only sending to users who have engaged recently and authenticating the email using SPF and DKIM.

Email marketer from SendGrid explains that IP warm-up is essential for new IPs or those with low sending volume. He recommends starting with small volumes and gradually increasing it, while also monitoring engagement metrics and adjusting sending behavior accordingly.

Email marketer from Email Marketing Forum answers that after experiencing sending issues, it is important to manage bounces and remove invalid email addresses to improve reputation, they should implement a double opt-in process for new subscribers.

Marketer from Email Geeks shares their experience that the customer will need to stop sending for at least 30 days to Gmail recipients and start over with a very slow warm-up with only sending to hyper-engaged, opt-in recipients. The rebuild effort will most likely take much longer than normal, like 12-20 weeks if they are lucky and if they have high engagement and very low to no bounces, abuse complaints, and 0 spam trap hits.

Marketer from Email Geeks recommends submitting a Gmail support ticket immediately after the next send so they have volume to review, providing a summary of the challenge and the steps being taken to correct the reputation. They suggest asking if there's anything they can do to help reset reputation on the domain.

Email marketer from Reddit shares that after a migration, it's crucial to clean your email list by removing inactive subscribers and those who haven't engaged in a while. This helps improve your sender reputation by reducing bounces and spam complaints.

Email marketer from EmailToolTester explains that setting up email authentication and how to implement SPF, DKIM and DMARC records to improve email deliverability, especially after migration.

Email marketer from Campaign Monitor explains that improving engagement with email by asking new users what emails they would like to receive and how often. Cleaning out disengaged subscribers and creating engaging content for users to read.

Email marketer from StackOverflow responds that if your emails are going to spam, you should check your domain's reputation, ensure proper authentication (SPF, DKIM, DMARC), and monitor feedback loops. They also suggest avoiding spam trigger words and providing an easy unsubscribe option.

Expert from Email Geeks explains that to repair a client's Gmail reputation, they need to send mail that goes to the inbox, is wanted by users, and stop sending mail that goes to spam.

Expert from Word to the Wise shares that important deliverability metrics to monitor are blocklists, spam trap hits, complaint rates, and authentication issues (SPF, DKIM, DMARC). Analyzing trends in these metrics can help pinpoint problems affecting sender reputation and highlight areas for improvement.

Expert from Email Geeks shares that sending mail to recent openers/clickers signals that the mail is currently going to the inbox. She suggests stopping mailing everyone else to allow the bad reputation to fade, then slowly reintroducing mail to those recipients once the reputation is high enough.

Expert from Spam Resource explains that removing your server from a blocklist can be as simple as filling out a form if the listing was due to spam traps. However, if listed due to excessive spam complaints, the underlying issues (such as lack of permission or compromised accounts) need to be addressed before requesting removal.

Documentation from DMARC.org explains that DMARC (Domain-based Message Authentication, Reporting & Conformance) helps prevent email spoofing and phishing. They recommend implementing a DMARC policy to instruct email receivers on how to handle unauthenticated emails from your domain.

Documentation from Google Postmaster Tools explains that to improve deliverability, you should authenticate your email with SPF, DKIM, and DMARC. They also recommend maintaining a low spam rate and following Gmail's sender guidelines.

Documentation from RFC 6376 specifies DKIM which defines a domain-level authentication framework for email. DKIM permits signing of email messages by an organization that controls the domain used in the message's 'From:' field. Message recipients can verify the signature by querying the signer's domain directly to retrieve the appropriate public key and thereby confirm that the message was signed by a party authorized to use the domain.

Documentation from Microsoft explains that an SPF (Sender Policy Framework) record helps prevent spammers from sending messages on behalf of your domain. An SPF record identifies the mail servers that are authorized to send email from your domain.