They block IP address from Iran, Cuba, North Korea, and Syria.

You can check https://cloud.ibm.com/docs/overview/terms-of-use?topic=overview-terms#notices for more details.

On Wed, Mar 20, 2019 at 11:37 PM Bryan Holloway <bryan@shout.net> wrote:

On 3/20/19 10:28 AM, John Alcock wrote:
> I found an interesting pattern. I see a lot of traffic stopping at
> softlayer.com <http://softlayer.com>. Big datacenter? Could they be
> doing some blocking?
>
> John
>

Could be. They were acquired by IBM a few years ago.