Receive Connectors - Microsoft 365

Written By Marissa Fegan (Super Administrator)

Updated at July 25th, 2025

Table of Contents

A Receive Connector is a core component within Microsoft 365's Exchange Online, designed to manage all incoming email. It functions as an SMTP listener, letting you define the rules—like permitted IP addresses, designated ports, and necessary authentication—for accepting email messages into your organization.

VIPRE Recommends

We recommend creating a receive connector on your Microsoft 365 account to ensure 100% deliverability of your filtered mail from VIPRE. 

 
  1. Log in to the Microsoft 365 Exchange Admin Center (EAC)
  2. Select the Admin > Exchange menu
  3. Select the Mail Flow > Connectors menu then Add a Connectormceclip0.png
  4. Set the mail flow scenario:
    1. Connection from: Partner Organization
    2. Connection to: Microsoft 365 (or Office 365)

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  1.  Enter a name and description for the connector; you can also tick the box to make the connector active immediately after creation

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  1. Select By verifying that the IP address of the sending server matches one of the following IP addresses, which belong to your partner organization

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  1. Use the relevant range below based on your location:
Region IP Address Range
Sweden 185.38.180.0/24
185.38.181.0/24
185.38.182.0/24
185.38.183.0/24
192.162.216.0/24
192.162.217.0/24
192.162.218.0/24
192.162.219.0/24
89.104.206.0/24
89.104.207.0/24
Denmark 89.104.206.0/24
89.104.207.0/24
192.162.216.0/24
192.162.217.0/24
192.162.218.0/24
192.162.219.0/24
185.38.180.0/24
185.38.181.0/24
185.38.182.0/24
185.38.183.0/24
UK & Ireland 192.162.216.0/24
192.162.217.0/24
192.162.218.0/24
192.162.219.0/24
208.70.128.0/24
208.70.129.0/24
208.70.130.0/24
208.70.131.0/24
208.70.132.0/24
208.70.133.0/24
208.70.134.0/24
208.70.135.0/24
72.35.12.0/24
72.35.23.0/24
   
  1. Select if you wish to Enforce TLS or not

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  1. Click Review connector, and then click Create connector

Congrats! Your receive connector has been created.