IP:PORT:USER:PASS
INFO:
HTTP(S) Proxy ports: 3129, 81, 8080
SOCKS5 Proxy port: 1080
Change PORT as you want explained above.
us9.cactussstp.com:PORT:ccc123:ccc123
us8.cactussstp.com:PORT:ccc123:ccc123
us7.cactussstp.com:PORT:ccc123:ccc123
us4.cactussstp.com:PORT:ccc123:ccc123
us6.cactussstp.com:PORT:ccc123:ccc123
us3.cactussstp.com:PORT:ccc123:ccc123
us2.cactussstp.com:PORT:ccc123:ccc123
us1.cactussstp.com:PORT:ccc123:ccc123
uk4.cactussstp.com:PORT:ccc123:ccc123
uk3.cactussstp.com:PORT:ccc123:ccc123
uk2.cactussstp.com:PORT:ccc123:ccc123
uk1.cactussstp.com:PORT:ccc123:ccc123
ro1.cactussstp.com:PORT:ccc123:ccc123
nl2.cactussstp.com:PORT:ccc123:ccc123
nl1.cactussstp.com:PORT:ccc123:ccc123
nl3.cactussstp.com:PORT:ccc123:ccc123
ch1.cactussstp.com:PORT:ccc123:ccc123
de1.cactussstp.com:PORT:ccc123:ccc123
es1.cactussstp.com:PORT:ccc123:ccc123
lv1.cactussstp.com:PORT:ccc123:ccc123
my1.cactussstp.com:PORT:ccc123:ccc123
it1.cactussstp.com:PORT:ccc123:ccc123
se1.cactussstp.com:PORT:ccc123:ccc123
pt1.cactussstp.com:PORT:ccc123:ccc123
ru1.cactussstp.com:PORT:ccc123:ccc123
ca1.cactussstp.com:PORT:ccc123:ccc123
ca2.cactussstp.com:PORT:ccc123:ccc123
fr1.cactussstp.com:PORT:ccc123:ccc123
pl1.cactussstp.com:PORT:ccc123:ccc123
in1.cactussstp.com:PORT:ccc123:ccc123
jp1.cactussstp.com:PORT:ccc123:ccc123
hk1.cactussstp.com:PORT:ccc123:ccc123
sg1.cactussstp.com:PORT:ccc123:ccc123
au1.cactussstp.com:PORT:ccc123:ccc123
br1.cactussstp.com:PORT:ccc123:ccc123
lu1.cactussstp.com:PORT:ccc123:ccc123
md1.cactussstp.com:PORT:ccc123:ccc123
ua1.cactussstp.com:PORT:ccc123:ccc123