Maybe important to note, the test server does not have a public IP (EIP or static given at instance launch) where as the Dev server does have a public IP.

also the error is 403 forbidden

2017-05-19 10:34:44,296 INFO:Using region server: 104.45.154.114
2017-05-19 10:34:44,323 INFO:Using region server: 104.45.31.195
2017-05-19 10:34:44,694 INFO:Using region server: 191.237.254.253
2017-05-19 10:34:45,202 INFO:Using region server: 23.100.36.229
2017-05-19 10:34:45,487 INFO:Using region server: 23.101.26.184

2017-05-19 10:34:45,488 INFO:Starting new HTTPS connection (1): 23.101.26.184
2017-05-19 10:34:46,402 ERROR:====================
2017-05-19 10:34:46,402 ERROR:Server returned: 403

the other server registered to

54.225.105.144 smt-ec2.susecloud.net smt-ec2