We’ve introduced new external IPs in AppVeyor build environment - please update your firewalls (if set) as these IPs will start appearing over this week.

IP addresses assigned to build VMs in Google data center (us-central1 region):

104.197.110.30
104.197.145.181

IP addresses assigned to build VMs in LiquidWeb data center (Lansing, MI):

67.225.138.82
67.225.139.18
67.225.139.144
67.225.139.196
67.225.139.220
67.225.139.254
67.227.235.192
67.227.235.194
67.225.251.77
67.225.251.78
67.225.251.79
67.225.251.92
67.225.251.95
67.225.251.96
67.225.251.97
67.225.251.98
72.52.250.157
72.52.251.119

IP address of AppVeyor Cloud in Azure data center (West US region) - when deploying with “Environments”:

138.91.141.243

As always, the most recent and complete list of AppVeyor IP addresses can be found here.