Topic Last Modified: 2013-11-19

Following are the lists of IP ranges and URLs used by the Lync Online service. Your corporate network must allow your Lync Online users to access these IP ranges and URLs.

Important:
For a complete list of Office 365 routing requirements, see Office 365 URLs and IP address ranges at http://go.microsoft.com/fwlink/p/?LinkId=252942.

For firewall port and protocol settings, see http://go.microsoft.com/fwlink/p/?LinkId=282684.

IP Ranges

Copy Code
65.54.54.128/25
65.55.121.128/27
65.55.127.0/24
111.221.17.128/27
111.221.22.64/26
111.221.23.0/25
111.221.76.96/27
111.221.76.128/25
111.221.77.0/26
132.245.0.0/16
157.55.40.128/25
157.55.46.0/27
157.55.46.64/26
157.55.104.96/27
157.55.229.128/27
157.55.232.128/26
157.55.238.0/25
207.46.5.0/24
207.46.7.128/27
207.46.57.0/25

Lync Online URLs