How long does it take for Google Postmaster Tools to start reporting on new email sending subdomains?
Summary
What email marketers say11Marketer opinions
Email marketer from Reddit shares that it may take a week or two before Google Postmaster Tools starts showing data for a new subdomain, especially if the sending volume is low.
Email marketer from Stack Overflow mentions that Google Postmaster Tools typically shows data within 24-72 hours, but it can take longer for new subdomains to appear, especially if volume is low.
Marketer from Email Geeks shares caveats with GPT: • Needs the messages to be DKIM signed using the sending domain • If the domain was previously used to send spam, it may not work at all • It sometimes tells lies so cross reference with other sources.
Email marketer from Mailjet blog shares insights on the IP warm-up process, stating that it requires consistent sending over several weeks before seeing reliable data in analytics and postmaster tools.
Email marketer from Neil Patel Blog shares insights that warming up IP addresses and domains takes time, and data in postmaster tools may not be immediately available until sufficient volume is reached.
Email marketer from Quora answers that it can take a few days to a week for data to populate in Postmaster Tools for a new subdomain, depending on the sending volume and consistency.
Email marketer from EmailGeeks Forum explains that you need to be sending at least 100 messages per day for GPT to register anything, and some domains need 500-600 per day for it to work.
Email marketer from ActiveCampaign shares that building a domain reputation and gradually increasing volume will take time. Postmaster Tools may lag behind changes until your new sending subdomain has consistent traffic.
Email marketer from GlockApps shares advice on IP warming and explains it takes time for ISPs to adapt, and it will be a while until these changes are reflected in data from tools like Google Postmaster.
Email marketer from Litmus explains that comprehensive deliverability monitoring tools (including Postmaster Tools) need sufficient data to provide accurate insights, and new setups require a warm-up period.
Marketer from Email Geeks explains that you need to be sending at least 100 messages per day for GPT to register anything, and some domains need 500-600 per day for it to work.
What the experts say3Expert opinions
Expert from Email Geeks shares that GPT won’t show Feedback ID counts until they have a minimum number of emails getting complaints with the Feedback ID field.
Expert from Word to the Wise explains that it generally takes a few weeks of consistent sending volume for new subdomains to show up reliably in Google Postmaster Tools. It also notes that other considerations like authentication and list hygiene can impact how quickly Google begins to process the data.
Expert from Spamresource advises that Google Postmaster Tools requires a certain amount of volume and time to process the data from a new sending subdomain. As a result, allow at least 1-2 weeks, and ensure the sending volume is steady, to get consistent reporting in GPT.
What the documentation says4Technical articles
Documentation from SparkPost explains that during ramp-up, it takes time for ISPs to recognize and trust new sending sources, and reporting tools may lag until sufficient reputation is built.
Documentation from Google Postmaster Tools Help states that data is typically available with a 24-48 hour delay.
Documentation from MailerQ explains the ramp-up process and states that metrics in postmaster tools will reflect this gradual increase over days or weeks.
Documentation from SendGrid shares a sample warm-up schedule with gradually increasing volumes, noting that monitoring tools will reflect changes as reputation builds over several weeks.