[CentOS] please block user

On 8/26/2015 5:30 PM, Always Learning wrote:
> Easier just to block Digital Ocean for port 25 - as I have previously
> done for all port 80 traffic.

you realize Digital Ocean is a rather large virtual private server 
provider?    wikipedia says they host over 190,000 sites, and last year 
surpassed Rackspace to become the 4th largest hosting provider.

a blanket block of /16 subnets is usually not good policy just because 
of one bad customer.

-- 
john r pierce, recycling bits in santa cruz