When using a shared IP, how should I manage sending volume for larger email campaigns?
Summary
What email marketers say13Marketer opinions
Marketer from Email Geeks states that manual throttling is not usually needed on an active shared IP.
Email marketer from Email Provider Website explains that you should be aware of sending limits enforced by your ESP on shared IPs. Although gradual warm-up is less crucial, adhering to daily/hourly sending limits is essential to prevent being throttled or blocked.
Email marketer from Litmus Blog mentions that even with a shared IP, maintaining a good sender reputation is crucial. Focus on list hygiene, relevant content, and proper authentication to ensure your emails reach the inbox.
Email marketer from Neil Patel Blog answers that key to email deliverability is using an email marketing platform that handles shared IPs and warming them up. While not always obvious you should still try to maintain high engagement with low bounce rates.
Email marketer from Mailrelay Blog explains when using a shared IP, users must respect the limitations that come with that. Sending large amounts of email in a short period of time will result in the user's account being blocked for spamming.
Email marketer from Reddit shares that when on a shared IP, the ESP handles the IP reputation. However, senders need to ensure their content is relevant and engaging to avoid being flagged as spam. Volume is less of a concern, but engagement is critical.
Email marketer from Mailjet Blog explains that warming up a shared IP is generally handled by the ESP. Users typically don't need to worry about warming up when using a shared IP, as the ESP manages the reputation and volume.
Marketer from Email Geeks warns that if the shared IPs have a bad reputation, disappearing into that noise can negatively impact deliverability.
Email marketer from Sendinblue Blog shares that using a shared IP means you benefit from the IP's existing reputation. Gradual volume increases are less critical as the IP is already sending a significant volume of email.
Email marketer from Email Marketing Forum mentions that the key is to monitor deliverability and engagement metrics. If you see a sudden drop in deliverability after a large campaign, it might indicate an issue. However, most shared IPs can handle volume fluctuations.
Marketer from Email Geeks explains that with the given volumes, shared IPs generally have enough volume to absorb changes. However, if the domain has no history of sending to 30k users, consider ramping up for the first high-volume send to establish that history.
Email marketer from SparkPost Blog answers that when using a shared IP, it’s essential to monitor your sender reputation. While you don’t have full control over the IP, your sending behavior contributes to the overall reputation. Consistent volume and good engagement rates are vital.
Email marketer from ExpertSender Blog explains that frequency is still important when using a shared IP and to be careful not to bombard recipients, even if volume is less of a concern. They suggest testing a low volume before increasing it.
What the experts say3Expert opinions
Expert from Email Geeks explains that on a shared IP, sending 10k or 30k emails at once is fine because it is a small amount compared to the total volume.
Expert from Spamresource answers that when using shared IPs the email service provider is responsible for all IP warming activity which includes gradual traffic increases. Users on shared IPs can not send mass mailings to unengaged recipients which would lead to deliverability problems for all other users on the shared IP.
Expert from Word to the Wise explains that when using a shared IP, it is important to stay under the radar by matching the mail volume of your neighbors. Also, monitor your sender reputation closely.
What the documentation says4Technical articles
Documentation from RFC Documentation explains SMTP (Simple Mail Transfer Protocol) and provides a fundamental understanding of how email is transmitted. Understanding SMTP can help you troubleshoot delivery issues. Note there is no inherent volume control in the protocol itself.
Documentation from Google Postmaster Tools details that although shared IPs have inherent reputation, senders should still adhere to bulk sending guidelines to maintain good deliverability to Gmail users. Avoid sudden spikes in volume and ensure proper authentication.
Documentation from Microsoft Postmaster Tools details that even when using shared IPs, senders must adhere to their sender guidelines. Maintain low complaint rates, authenticate your email, and ensure proper list management to achieve optimal deliverability to Outlook.com users.
Documentation from AWS Documentation explains that AWS SES automatically manages IP reputation and warm-up for shared IPs. Users should focus on staying within their sending quotas and maintaining good sending practices to avoid impacting their reputation.