You can use IBM cloud for that purpose
They were very reliable, imo. Aside from general Netscaler bullshit, We only ever had issues with them when we'd try to get them to do too much so that the CPU or Memory was overloaded.
We tried on a few occasions to get more cores allocated to them, but no. This made terminating large numbers of SSL connections on them problematic.
I'm a happy AWS user and I'll stay a happy AWS user not for their prices or features, but service. Which was the reason I was a Rackspace fan before it was sold and went down the tube.