When warming up a new IP address, should you also warm up the 'from' address domain?
Summary
What email marketers say6Marketer opinions
Email marketer from GlockApps explains that domain reputation is as important as IP reputation. When warming up an IP address, you should also focus on building and maintaining a positive domain reputation by sending engaging content and adhering to email best practices.
Email marketer from MailerQ recommends that DNS records should be properly set up for the domain from which emails are being sent. This aids the email provider in associating a good sending reputation with the new IP in question
Email marketer from Email Marketing Forum user EmailKing mentions that it's important to align your domain authentication (SPF, DKIM, DMARC) with your sending IP address during the warmup process. This alignment helps improve deliverability and sender reputation.
Email marketer from Reddit user u/EmailExpert shares that neglecting domain warmup during IP warmup can lead to deliverability issues. It's important to treat both aspects as equally critical components of sender reputation.
Email marketer from EmailVendorSelection explains that it is a good practice to set up subdomains for marketing emails. If you warm up an IP using a main domain but then send from a different subdomain, this could flag as a new combination for ISPs.
Email marketer from Mailjet shares that building a positive sender reputation involves warming up both your IP address and your domain. This process establishes credibility with mailbox providers by gradually increasing sending volume and engagement.
What the experts say4Expert opinions
Expert from Email Geeks shares that changing the domain requires additional time for 'introduction' because identity is mapped to various domain aspects and IP addresses. Changes may require a few days for the ML engine to adjust.
Expert from Email Geeks explains warming up involves introducing your mail stream as a source of good mail to the recipient ISP, identifying it by IP address, DKIM, and SPF. Ideally, both the IP address and the authenticated domain should be warmed up.
Expert from Word to the Wise, Laura Atkins, emphasizes the importance of aligning domain authentication (SPF, DKIM) with the IP address during the warm-up process. This alignment helps ISPs associate the sending IP with a legitimate domain, improving deliverability.
Expert from Spam Resource explains that during an IP warm up, you need to align your domain reputation as well. If the domain sending the emails from the new IP has a poor or non-existent reputation, that can adversely affect IP warm up
What the documentation says4Technical articles
Documentation from Microsoft explains that they keep track of domain reputations. During an IP warm up, this reputation also needs to be established in conjunction with the new IPs so deliverability is maintained to their customer base.
Documentation from SendGrid states that to achieve optimal deliverability, you should warm up both your IP address and sending domain. Warming up only one aspect can lead to inconsistent results and hinder overall deliverability.
Documentation from Google Postmaster Tools emphasizes that domain reputation plays a significant role in email deliverability. Warming up your domain involves gradually increasing sending volume and monitoring reputation metrics within Postmaster Tools.
Documentation from SparkPost explains that warming up both the IP address and the sending domain is crucial. It ensures that ISPs recognize and trust your mail stream, impacting deliverability positively.