---
title: Recipient management
slug: campaign/docs/recipient-management
docTags: 
createdAt: 2026-07-20T15:45:27.652Z
---

Systematically collecting and analyzing customer data is key to running effective email and omnichannel campaigns. Optimizely Campaign comes with a number of options for processing different data sources and using these to boost your performance.

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Easy-to-use list-based recipient management
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Unlimited number of potential recipients
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[Unlimited number of recipient lists](docId\:L53EzON75pvIjvC0_KROP)
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[Manual recipient import using standard CSV](docId:1M-KVBH4G70YABJzhaIFE)
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Automatic duplicate identification during import
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Automatic data validation during import (mandatory fields, correct email addresses and so on)
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Download of duplicates and faulty datasets for reviewing and archiving purposes
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Export complete and filtered recipient lists
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Integrated subscription process based on double opt-in or confirmed opt-in emails
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[Tracking opt-out option](docId\:VMzatoDq75F2ROgHPxj2h) that enables recipients to disable personal data tracking in accordance with statutory regulations. This does not impact anonymized campaign-specific data tracking.
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Integrated unsubscribe request management in accordance with statutory regulations
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Fully integrated unsubscribe links in mailing templates
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Records subscriptions, opt-ins, and unsubscribe requests with IP and time stamp for your records
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Recipient data enrichment with third-party system data, such as web analytics, CRM, e-commerce, recommendation engines, and other data sources using high-performance automated interfaces
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[Recipient history](docId\:Fcp1i8-RQOrPL1CXocApi): Entire message history for each recipient in an easy-to-read format, including action data (opens and clicks)
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**Note**

The following features are optional. Contact [customer support](docId\:ZWe1T3UPz3JW6_4mc76qV) for more information.
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- [Automatically import and export recipients](docId\:Dz5xyaQu1G-CVn9CBtLvR) using FTP protocol and standard CSV file
- Recipient data encryption
- Subscription form
- Preference Center form
- Delayed subscription confirmation emails
- Separate recipient list data storage available on request
- Development of an individual data management concept by Optimizely consultants

## Blocklist

Recipients whose email addresses are on the [blocklist](docId\:bN4TdJLisJkf2KjuWe-wA) are no longer sent any mails. This also applies if these recipients subscribe to emails again later, even if they do so multiple times.

- Client-wide blocklist
- Blocklist inheritable by sub-clients
- Manually add recipients to the blocklist
- Manually import blocked recipients from a CSV
- Search the blocklist for datasets
- Delete datasets from the blocklist
- Use of wildcards to block entire domains or email addresses using key words
- Global blocklist with email addresses that may not be contacted
- Automatic feedback-loop recognition and addition to blocklist
- [Automatic external blocklist cross-checks](docId\:Dz5xyaQu1G-CVn9CBtLvR) via interfaces or linked databases

## [recipient-management.mdx](docId\:LaZTfkp6P1RHYL1YjPIb7)Responses and bounce management

Regardless of whether they are hard or soft bounces, or genuine replies, Optimizely Campaign automatically filters and processes [responses](docId\:qcemctqtpmjnqj9G2CD5g) by category.

- Integrated response management with a display function for viewing responses or responses associated with a specific mailing
- Automatic response analysis using more than 150 filter rules
- Automatic hard bounce, soft bounce, autoresponder, genuine reply/other, suspected spam categorization
- Create special categories using defined rules, for example, returned emails that contain the word order
- On request, responses from selected categories can be forwarded to freely selectable email addresses
- Content display and print function for responses or genuine replies
- Integrated bounce management divided by hard and soft bounces
- Recipients are disabled when reaching the specified bounce limit to protect the reputation of your mailings
- Individually adjustable bounce limits for hard and soft bounces
- Bounce statistics for email and SMS
- On request, you can [automatically export bounces](docId:7YUFDgZWr2kk3oovW1HSn) using FTP protocol and standard CSV file