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Does Mailchimp record subscriber IP address with single form opt-in?

Summary

Multiple sources, including Mailchimp's own documentation and various email marketing experts, confirm that Mailchimp records subscriber IP addresses upon signup, even with single opt-in forms. While Mailchimp tracks this data, it's not always readily visible within the user interface. Accessing the IP address usually requires exporting the subscriber list as a CSV file, where it can be found in the `CONFIRM_IP` column. Utilizing IP addresses involves careful consideration of GDPR and other relevant privacy regulations, emphasizing the need for explicit consent. The legality of recording and using IP addresses depends on local laws and Mailchimp's adherence to its data security policies. You can use the IP to find the geolocation, device type and understand the customer better.

Key findings

  • IP Address Recording: Mailchimp records subscriber IP addresses, even with single opt-in.
  • Accessing IP Data: IP addresses are generally accessible by exporting the subscriber list to a CSV file.
  • Data Visibility: IP addresses are not readily visible in Mailchimp's user interface without exporting.
  • Geolocation: You can use the IP to find the geolocation, device type and understand the customer better.

Key considerations

  • GDPR Compliance: Using collected IP addresses must comply with GDPR and other relevant privacy regulations.
  • Explicit Consent: Consider obtaining explicit consent for data collection.
  • Privacy Policies: Ensure adherence to Mailchimp's privacy policies and relevant local laws.
  • Data Security: Ensure your data security policy covers the handling of IP addresses

What email marketers say

9 marketer opinions

Multiple sources confirm that Mailchimp records the IP address of subscribers who sign up using single opt-in forms. However, this IP address is not always readily visible in the Mailchimp user interface. To access the IP address, users typically need to export their subscriber list as a CSV file. The IP address is often found in a column labeled `CONFIRM_IP`. It is crucial to consider GDPR and other privacy regulations when collecting and using IP addresses, and explicit consent may be required.

Key opinions

  • IP Recording: Mailchimp records subscriber IP addresses even with single opt-in.
  • Visibility: IP addresses are not readily visible in the Mailchimp UI and require exporting the list.
  • CSV Export: Exporting the list as a CSV file reveals the IP address in the `CONFIRM_IP` column.
  • Data Usage: IP addresses can be used to determine geolocation and device type.

Key considerations

  • GDPR Compliance: Comply with GDPR and other privacy regulations when collecting and using IP addresses.
  • Explicit Consent: Consider obtaining explicit consent for collecting IP addresses.
  • Privacy Policy: Ensure Mailchimp's privacy policy aligns with local laws and data security practices.

Marketer view

Email marketer from Quora responds that Mailchimp likely records IP addresses, but using it in compliance with GDPR and privacy regulations requires careful consideration and clear communication with subscribers.

21 Mar 2024 - Quora

Marketer view

Email marketer from Email Marketing Forum shares that to find the IP addresses, one needs to export the subscriber list as a CSV file, and the IP addresses should be listed in a column labeled CONFIRM_IP or similar.

30 Aug 2023 - Email Marketing Forum

What the experts say

2 expert opinions

Experts indicate that Mailchimp records subscriber IP addresses regardless of single or double opt-in, but access and usage depend on account settings and Mailchimp's policies. The legality hinges on local laws and the company's data security policy, requiring proper sign-off and compliance.

Key opinions

  • IP Recording: Mailchimp records IP addresses for both single and double opt-in.
  • Access Variability: Access and utilization of IP data depend on account settings and Mailchimp policies.
  • Legality: Legality is determined by local laws and company data security policy.

Key considerations

  • Account Settings: Check account settings for IP data access.
  • Compliance: Ensure compliance with local laws and data security policies.
  • Proper Sign-off: Obtain proper sign-off and consent as required by local laws.

Expert view

Expert from Spam Resource explains that Mailchimp typically records the IP address upon signup, regardless of single or double opt-in. However, accessing or utilizing this data may vary based on your account settings and Mailchimp's policies.

7 May 2025 - Spam Resource

Expert view

Expert from Word to the Wise responds that the legality of recording IP address falls into local laws and data security policy of the company. As long as Mailchimp follows these then recording the IP is fine. Always check you have the correct sign-off.

12 Dec 2023 - Word to the Wise

What the documentation says

4 technical articles

Mailchimp's documentation confirms that it tracks IP addresses associated with signup and subscription activity, making this data accessible to account holders. The API offers endpoints to access subscriber data, potentially including IP addresses, contingent on account settings and data retention policies. Mailchimp's Help Center notes that subscriber geolocation is estimated using IP addresses, cautioning about factors like VPNs that can skew results. Furthermore, due to GDPR, careful attention must be paid to data collection and storage practices, ensuring proper permissions are obtained.

Key findings

  • IP Tracking: Mailchimp tracks IP addresses for signup and subscription activity.
  • API Access: The API provides endpoints for accessing subscriber data, including IP addresses, based on account settings.
  • Geolocation: Subscriber geolocation is estimated via IP address.
  • GDPR Compliance: GDPR requires careful data collection and storage practices.

Key considerations

  • Account Settings: Review account settings for IP data access and retention.
  • Data Retention: Understand Mailchimp's data retention policies regarding IP addresses.
  • Geolocation Accuracy: Consider factors like VPNs that may affect geolocation accuracy.
  • Permissions: Ensure proper permissions are obtained for data collection in compliance with GDPR.

Technical article

Documentation from Mailchimp explains that due to the GDPR you have to be more careful than before around simply collecting and storing data. They may collect IP addresses, but it is up to you to make sure you have the correct permissions.

29 Jun 2021 - Mailchimp

Technical article

Documentation from Mailchimp's Help Center explains that subscriber geolocation is estimated based on IP address, and it provides information on factors that may skew geolocation results, such as VPNs or proxy servers.

24 Mar 2025 - Mailchimp

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