Bullhorn IP Address and Port Requirements

When your IT team configures your network for Bullhorn, they'll need this list of IP addresses and ports to ensure your system performs at its best.

Network IP Addresses

General Application Traffic

Exclude the General Application Traffic IP addresses below from being scanned or filtered through your firewall:

204.62.52.0 / 22
185.9.168.0 / 22
52.129.16.0 / 22
103.112.102.0 / 23

Email Sending IP Addresses

The IP addresses used by Bullhorn ATS when sending emails are:

142.0.177.224
142.0.177.225
142.0.181.72
142.0.181.73

Network Ports

Bullhorn requires that certain ports are open to allow the application and its features to connect and operate correctly. You can use the following information to confirm that the necessary ports are available.

Ports for Standard Application Access

Port 80: Used for standard web access.
Port 443: Used for secure web access (HTTPS).

Ports for Bullhorn Report Viewer

Port 8080
Port 8081