> ## Documentation Index
> Fetch the complete documentation index at: https://loops.so/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# List dedicated sending IP addresses

> Retrieve a list of Loops' dedicated sending IP addresses.

<Warning>This endpoint is provided for the rare instances where you may need to whitelist our sending IPs. Please note that this list is subject to change and will not include shared IPs used for sending mail. Unless you are sure you need this and are comfortable watching for changes, we strongly recommend you *do not* whitelist these IPs.</Warning>


## OpenAPI

````yaml /openapi.json get /v1/dedicated-sending-ips
openapi: 3.1.0
info:
  title: Loops OpenAPI Spec
  description: This is the OpenAPI Spec for the [Loops API](https://loops.so/docs/api).
  version: 1.21.0
servers:
  - url: https://app.loops.so/api
security: []
tags:
  - name: API key
  - name: Audience segments
    description: View audience segments
  - name: Campaigns
    description: Create and manage email campaigns
  - name: Campaign groups
    description: Organize campaigns into groups
  - name: Components
    description: View email components
  - name: Configuration
    description: View configuration settings
  - name: Contacts
    description: Manage contacts in your audience
  - name: Contact properties
    description: Manage contact properties
  - name: Email messages
    description: Manage email message content for campaigns
  - name: Events
    description: Trigger workflows with events
  - name: Event patterns
    description: View workflow event patterns
  - name: Mailing lists
    description: View mailing lists
  - name: Themes
    description: View email themes
  - name: Transactional emails
    description: Create, manage, and send transactional emails
  - name: Transactional groups
    description: Organize transactional emails into groups
  - name: Uploads
    description: Upload image assets
  - name: Workflows
    description: View and mutate workflow graphs
  - name: Workflow nodes
    description: View and mutate workflow nodes
paths:
  /v1/dedicated-sending-ips:
    get:
      tags:
        - Configuration
      summary: List dedicated sending IP addresses
      description: >-
        Retrieve a list of Loops' dedicated sending IP addresses.


        This endpoint is provided for the rare instances where you may need to
        whitelist our sending IPs. Please note that this list is subject to
        change and will not include shared IPs used for sending mail.


        Unless you are sure you need this and are comfortable watching for
        changes, we strongly recommend you _do not_ whitelist these IPs.
      responses:
        '200':
          description: Successful.
          content:
            application/json:
              schema:
                type: array
                description: Returns an array of IP address strings.
                items:
                  type: string
                  examples:
                    - 1.2.3.4
              example:
                - 1.2.3.4
                - 5,6,7,8
        '405':
          description: Wrong HTTP request method.
      security:
        - apiKey: []
components:
  securitySchemes:
    apiKey:
      type: http
      scheme: bearer

````

## Related topics

- [API Introduction](/docs/api-reference/intro.md)
- [Building your sender reputation](/docs/deliverability/sending-reputation.md)
- [What is DNS?](/docs/guides/what-is-dns.md)
- [Improve your inbox placement](/docs/deliverability/improving-inbox-placement.md)
- [Sending from multiple domains](/docs/deliverability/sending-from-multiple-domains.md)