How to warm up email sending after a break to avoid spam filters?
Summary
What email marketers say11Marketer opinions
Email marketer from ActiveCampaign Blog shares that warming up an IP includes maintaining consistent sending volume, authenticating your emails (SPF, DKIM, DMARC), and monitoring bounce rates and spam complaints.
Email marketer from EmailDeliverability.com advises warming up a new IP slowly over several weeks, starting with low volumes and sending to engaged users. Monitor your reputation closely.
Email marketer from Reddit explains that to warm up your IP address, start sending small amounts of emails to your most engaged users, such as those who regularly open your emails or click links in them, and gradually increase the sending volume to avoid triggering spam filters.
Marketer from Email Geeks suggests determining why there's a change in inbox placement by testing with internal seeds and a 3rd party service. Test both production content and a plain template to find underlying issues and review Google Postmaster Tools (GPT) for changes in reputation, errors, and authentication.
Email marketer from Woodpecker.co Blog advises that you need to be aware of the email sending limits set by your ESP. Also, create different email sequences and gradually add recipients to each sequence.
Marketer from Email Geeks shares that if improving content and the email list aren't working, slowly reintroduce the email stream to Google domains.
Email marketer from Mailjet Blog explains that warming up an IP address involves gradually increasing the volume of emails sent over a period of time to establish a positive sender reputation with ISPs. Start with small volumes and gradually increase it.
Email marketer from GlockApps Blog details a warm-up schedule, suggesting starting with 50 emails per day and increasing gradually, monitoring deliverability at each stage. They also stress the importance of having proper authentication in place.
Email marketer from SendGrid Blog shares that warming up an IP involves progressively increasing sending volume to build a good reputation. Start with your most engaged users and monitor deliverability closely.
Email marketer from Litmus Blog shares that warming up is essential for new IPs and domains, and after a period of inactivity. It builds sender reputation, ensuring emails reach inboxes. Proper setup and authentication are key.
Email marketer from MailerLite Blog explains that a warm-up process is vital to ensure emails arrive in the recipient's inbox and not the spam folder. Gradually build a positive reputation by increasing volume each day. Start with subscribers who have recently interacted with your emails.
What the experts say2Expert opinions
Expert from SpamResource explains that after a period of inactivity, IP warming is essential. Start with your most engaged recipients and monitor key metrics to avoid filters.
Expert from Word to the Wise shares that a gradual ramp-up when starting a new email program or resuming after a break helps establish a positive sending reputation. Send to smaller, more engaged segments first.
What the documentation says3Technical articles
Documentation from Google Postmaster Tools Help explains that if you start sending a high volume of emails suddenly, it can impact your sender reputation. They recommend gradually increasing the volume of email you send.
Documentation from Microsoft explains that newly dedicated IPs require a warm-up period. Start with sending small amounts of mail and gradually increase to your intended volume, while also monitoring the IP's reputation.
Documentation from SparkPost suggests starting with low volume and steadily increasing based on positive engagement. They advise segmenting your lists and sending to your most engaged subscribers first during the warm-up process.