--- title: Block List description: Block List --- [Skip to content](https://help.b2brocket.ai/block-list-b2b-rocket-help-center#main-content) English Show submenu for translations ![B2B Rocket Logo (primary)-1](https://help.b2brocket.ai/hs-fs/hubfs/B2B%20Rocket%20Logo%20(primary)-1.png?width=250&height=51&name=B2B%20Rocket%20Logo%20(primary)-1.png) Open main navigation Close main navigation - English Show submenu for translations - [Contact us](mailto:support@b2brocket.ai) [Contact us](mailto:support@b2brocket.ai) How can we help you? - There are no suggestions because the search field is empty. 1. [B2B Rocket](https://help.b2brocket.ai/?hsLang=en) 2. [Settings](https://help.b2brocket.ai/settings?hsLang=en) # Block List Blocking specific email addresses or domains helps maintain accurate, compliant, and error-free outreach by preventing emails from unsubscribed, duplicate, or restricted recipients. In this documentation, we will explore the steps to: - [Navigation](https://help.b2brocket.ai/block-list-b2b-rocket-help-center#Navigation) - [Block List Types](https://help.b2brocket.ai/block-list-b2b-rocket-help-center#Block-List-Types) - [Manage Block List Types](https://help.b2brocket.ai/block-list-b2b-rocket-help-center#Manage-Block-List-Types) Let’s get started 🚀 ### **Navigation** **Step 1:** Log in to your account and click the **Account** icon from the bottom-left sidebar. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/098942cd-08b8-4524-894a-c7889878cf49.png?width=670&height=314&name=098942cd-08b8-4524-894a-c7889878cf49.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745967044/82594731ca884e5c476de32c3a5f/098942cd-08b8-4524-894a-c7889878cf49?expires=1761286500&signature=9af424b6ace29242bb100ccbc50712af8c33baebe6b6dff90b430a51bafa9248&req=dScjE8B4moFbXfMW1HO4zTw2n1brlHmai%2B9wnAmYhRs3dZRCY3BGWWltCil%2B%0AEV08A7wI5K4eCAIqGwU%3D%0A) **Step 2:** Select **Settings** from the Account icon to open the Settings page. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/AD_4nXdo1AWswgKcyf25dUk8noRiHB1ZqfH70privizodJjdJZf1ll9WmAMigaaC8KlkmClDuaksGr0oYCGPWkbJBsK54Vw-5ZmNx57LwC5PtHFGbvxta5gWNXKY5BqAUQm9X8OX4_YgRw.png?width=670&height=300&name=AD_4nXdo1AWswgKcyf25dUk8noRiHB1ZqfH70privizodJjdJZf1ll9WmAMigaaC8KlkmClDuaksGr0oYCGPWkbJBsK54Vw-5ZmNx57LwC5PtHFGbvxta5gWNXKY5BqAUQm9X8OX4_YgRw.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1648934140/cbe33c19c60c31b34ddc649875d8/AD_4nXdo1AWswgKcyf25dUk8noRiHB1ZqfH70privizodJjdJZf1ll9WmAMigaaC8KlkmClDuaksGr0oYCGPWkbJBsK54Vw-5ZmNx57LwC5PtHFGbvxta5gWNXKY5BqAUQm9X8OX4_YgRw?expires=1761286500&signature=3f373738b677edacc9b23ccc4db5d3d1f614659b9b5442cb768db8feccbb1b6f&req=dSYjHsB9mYBbWfMW1HO4zc%2Bf4RSyoA9EAsBG0JwWH423nYHRWkCSW%2Bk%2Bp%2FId%0AVaWKaJg4z6vpGOYGX08%3D%0A) **Step 3:** In the Settings page, click the **Block List** tab. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/d59497e4-3253-4cbe-b227-3caf92bb590c.png?width=670&height=316&name=d59497e4-3253-4cbe-b227-3caf92bb590c.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745967282/db0a8f744ce10ab0a8a9a65f4f82/d59497e4-3253-4cbe-b227-3caf92bb590c?expires=1761286500&signature=404aa4dede04d9dcd6a288255a8f777393509884a2f9db32f94b51de71bdc443&req=dScjE8B4moNXW%2FMW1HO4zeA0nE2UwBSdzNjSzGsrWQEpqUH%2BFPRnx%2B3CiVJn%0APhYD2FRHflKd%2FeAkoGk%3D%0A) This page displays your current list of blocked emails and domains, with options to check added emails, download files, or view entries using the action icons. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/89cb7526-8150-455d-b04e-5cbfef48adab.png?width=670&height=209&name=89cb7526-8150-455d-b04e-5cbfef48adab.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745967711/6a32c72e449fe08b794a2393d7b6/89cb7526-8150-455d-b04e-5cbfef48adab?expires=1761286500&signature=471c84fc7b1cf0caf6d5daedd0f67dd5f767f11d501b1d50600c1714155629af&req=dScjE8B4moZeWPMW1HO4zfZcExvR20Cjw2afbd7NqTn2ZV2c7odsWsKmqiai%0AXAKGgsodiyWK4c0Zwjk%3D%0A) ### **Block List Types** Use the Block List to prevent emails from being sent to unsubscribed contacts, invalid addresses, or restricted organizations. You can block individual email addresses or entire domains, depending on your outreach needs. ### Emails Block List Blocking email addresses prevents messages from being sent to unsubscribed, invalid, or restricted contacts, helping maintain clean and compliant outreach. **Step 1:** Click the **Import Emails** button. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/80a4726c-a89b-4266-99bf-21239c89bfa8.png?width=670&height=209&name=80a4726c-a89b-4266-99bf-21239c89bfa8.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745967929/27e49702d53b19ed91529aaca652/80a4726c-a89b-4266-99bf-21239c89bfa8?expires=1761286500&signature=ad1890e91a7741bc0f3c3a0ca95e0408dfeb31f75952ca1d037d1dd29e21651e&req=dScjE8B4mohdUPMW1HO4zZXBVhJHlPKLsXBzMIxvBPjVI54cVWLvW9hWb6ws%0AnXF4ZbMb0KlPDdDjkdQ%3D%0A) **Step 2:** A dialog box will appear to **upload a CSV** of email addresses to block. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/66cc90d4-5fd9-4f8a-8a61-4b9363f71581.png?width=384&height=254&name=66cc90d4-5fd9-4f8a-8a61-4b9363f71581.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745968104/848ee4e85c000dd7d155a9898de6/66cc90d4-5fd9-4f8a-8a61-4b9363f71581?expires=1761286500&signature=f5fbe3b76ac47de94d6409cc5a9dc1550fb9d1ede9ad8a89f2af1e0785d84f2b&req=dScjE8B4lYBfXfMW1HO4zWBg2gU1%2BMhp8%2BYSKUKEDyT18DvukO9DU40dEOUc%0AS5cZK5YU3PscHvVtEeU%3D%0A) For more information, refer to the [Add Email To Blocklist document.](https://b2brocket-22799402.hs-sites.com/knowledge-base/add-email-to-blocklist-b2b-rocket-help-center?hsLang=en) ### Domains Block List Blocking entire domains prevents outreach to all email addresses under those domains — useful for avoiding competitors, sensitive organizations, or known unsubscribed groups. **Step 1:** Click the **Import Domains** button. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/image-Oct-24-2025-05-47-38-7558-AM.png?width=670&height=238&name=image-Oct-24-2025-05-47-38-7558-AM.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745969910/19224203bf08295fff44a822c044/image.png?expires=1761286500&signature=f2b716e4a086208fc42c827c0cbb74b18d63de55ab08b6a2d5035fe094ab9e92&req=dScjE8B4lIheWfMW1HO4zV42aWtrhZfJ6gvFXpODCHmleveZ0IeTgHz7wZuK%0Ax9hhQn7BvPirHilemnA%3D%0A) **Step 2:** A dialog box will appear to **upload a CSV** of domains to block. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/AD_4nXfZwF6BO4A_inszQPiU1MMYPL7n8UKT2Dr_rjiIHq1DxsA5-144gTOpOYkWbYNvKobs1ps_4scH-jP2QvIz26N9aN1Fm0rs-dQQsdGCjNV5J1W511DcG3e7lFXq1UBW5Zr1cIQG6g.png?width=362&height=232&name=AD_4nXfZwF6BO4A_inszQPiU1MMYPL7n8UKT2Dr_rjiIHq1DxsA5-144gTOpOYkWbYNvKobs1ps_4scH-jP2QvIz26N9aN1Fm0rs-dQQsdGCjNV5J1W511DcG3e7lFXq1UBW5Zr1cIQG6g.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1648935948/20fae1419b5e503059e6708ca918/AD_4nXfZwF6BO4A_inszQPiU1MMYPL7n8UKT2Dr_rjiIHq1DxsA5-144gTOpOYkWbYNvKobs1ps_4scH-jP2QvIz26N9aN1Fm0rs-dQQsdGCjNV5J1W511DcG3e7lFXq1UBW5Zr1cIQG6g?expires=1761286500&signature=b995cbc7fb7f772d5fea7dc423e08dcb786efe1f28808fada0f97c32590b10cd&req=dSYjHsB9mIhbUfMW1HO4zRDl4n3Dwi1TKDuY1REL2oRU5hu4h5IT3KejXCmd%0AEqchXrp%2FPYTjS9p2%2Fus%3D%0A) For more information, refer to the [Add Domain to Blocklist document](https://b2brocket-22799402.hs-sites.com/knowledge-base/add-domain-to-blocklist-b2b-rocket-help-center?hsLang=en). ### **Manage Block List Types** **Step 1:** Hover over the **green check icon** to see how many entries were successfully uploaded. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/00952db2-9321-44b5-9709-01fc7b3d6586.png?width=670&height=242&name=00952db2-9321-44b5-9709-01fc7b3d6586.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745992708/5bd9af02b84625fa73ab3c2a25f1/00952db2-9321-44b5-9709-01fc7b3d6586?expires=1761286500&signature=0d15011c9df1669d1a08b9f8baf31d5dfbba2c18f6abe55ea52621cca32b7bad&req=dScjE8B3n4ZfUfMW1HO4zcb%2FOZKAj1NdYZ0GLEe8Zj%2FvmtNebYgXyDsaHWzV%0AVY%2BexJ0bm1k06Ze5uw0%3D%0A) **Step 2:** Click the **download icon** to save a copy of the uploaded file. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/0574da56-f65a-49b5-8ce0-a70434b52f62.png?width=670&height=247&name=0574da56-f65a-49b5-8ce0-a70434b52f62.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745993286/3c69449334bcec92badea00806b2/0574da56-f65a-49b5-8ce0-a70434b52f62?expires=1761286500&signature=f2b224027c17dc439434ad33739b73728c45b77687a2fa58afd546d4b9de98d4&req=dScjE8B3noNXX%2FMW1HO4zSjdUJ0LFjhY8W9Ncz%2FKFtALVwskLGSZUivMl%2Bj6%0AFAEDKS8Bz3W0pRIlMcY%3D%0A) **Step 3:** Click the **eye icon** to view the list of blocked emails or domains from the file. [![](https://242673931.fs1.hubspotusercontent-na2.net/hub/242673931/hubfs/Knowledge%20Base%20Import/9489d63a-0196-485b-b078-07370147f7f9.png?width=670&height=242&name=9489d63a-0196-485b-b078-07370147f7f9.png)](https://downloads.intercomcdn.com/i/o/qaecvjwi/1745997216/a7be75dd5570423ab75d86fdca2d/9489d63a-0196-485b-b078-07370147f7f9?expires=1761286500&signature=0d9511dfe4d686d2a63205cbc033defd3770549188099f58b84bd207a75f6028&req=dScjE8B3moNeX%2FMW1HO4zYnSs3dmeOBqr00JF9KUu490anRQLA6zxuN3Y%2FK4%0AdEgPH5FjYtVK0jmqXl8%3D%0A) - [Getting Started](https://help.b2brocket.ai/getting-started?hsLang=en#main-content) - [All Users](https://help.b2brocket.ai/getting-started?hsLang=en#all-users) - [White Label Users](https://help.b2brocket.ai/getting-started?hsLang=en#white-label-users) - [Contacts](https://help.b2brocket.ai/contacts?hsLang=en) - [Campaigns](https://help.b2brocket.ai/campaigns?hsLang=en) - [Mailboxes](https://help.b2brocket.ai/mailboxes?hsLang=en) - [Settings](https://help.b2brocket.ai/settings?hsLang=en) - [Additional Guides](https://help.b2brocket.ai/additional-guides?hsLang=en#main-content) - [Important Documents](https://help.b2brocket.ai/additional-guides?hsLang=en#important-documents) - [AI Agent Learning Hub](https://help.b2brocket.ai/additional-guides?hsLang=en#ai-agent-learning-hub) - [Release Notes](https://help.b2brocket.ai/additional-guides?hsLang=en#release-notes) - [Troubleshooting](https://help.b2brocket.ai/additional-guides?hsLang=en#troubleshooting) [![B2B Rocket Logo (primary)-1](https://help.b2brocket.ai/hs-fs/hubfs/B2B%20Rocket%20Logo%20(primary)-1.png?width=250&height=51&name=B2B%20Rocket%20Logo%20(primary)-1.png "B2B Rocket Logo (primary)-1")](http://b2brocket.ai) [mailto:support@b2brocket.ai](mailto:support@b2brocket.ai) Copyright © 2026, B2B Rocket