The following IP addresses must be allowed at the firewall for testing and production transactions:
IP test: (for testing api transaction on a testing not real transactions)
IP live: (for making real transaction on production environment)

IP Addresses

3.123.194.128

3.124.62.248

18.198.97.252

3.75.43.49

18.156.94.176

18.158.107.17

3.121.149.170

3.76.166.104

3.69.160.29

3.78.79.166

3.71.221.153

3.78.131.18

3.67.110.47

18.192.112.151

52.59.95.229

18.158.145.146

3.75.128.58

3.78.28.179

3.122.21.187

3.66.126.119

35.158.249.118

52.29.70.254

52.59.159.234

3.76.183.119

18.157.106.67

18.156.94.176

18.197.238.68

3.66.129.154

3.77.123.153

3.70.40.72