PlayStationNetwork blocking of CGNAT public addresses

Brian Rak brak at
Thu Sep 22 13:37:54 UTC 2016

Single IP per email: automated, zero time at all.

Multiple IPs per email: manual process, minutes per IP.

On 9/22/2016 9:34 AM, Suresh Ramasubramanian wrote:
> Considering that there are likely to be many such emails - just how 
> much time is it going to take your abuse desk staffer to just parse 
> out those IPs from whatever log that they send you?
> And how much time would processing say 50 individual emails take 
> compared to 50 IPs in a single email?
> --srs
> On 22-Sep-2016, at 6:58 PM, Brian Rak <brak at 
> <mailto:brak at>> wrote:
>> We've also started ignoring their abuse emails, for the same reason. 
>>  Their abuse emails at one point contained the line:
>> > P.S. If you would prefer an individual email for each IP address on this list, please let us know.
>> But, they didn't respond after we contacted them requesting it (and 
>> that line has since been removed).

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