On Wed, May 25, 2016 at 3:02 PM, Erwin Harte <eha...@barracuda.com> wrote:
> I did a spot check of a recent attack. The email address was > jabradb...@kanawhascales.com and it got signed up to 12 lists during May > 17 and 18. Amazingly, whoever is on the other end of that address clicked > to confirm every one of those confirmation messages. All confirmation > clicks appear to come from a netblock owned by Barracuda Networks... Hmm... > > Which netblock was that? > 64.235.144.0/20 Specifically: 64.235.154.109, 64.235.153.2, 64.235.150.252, 64.235.153.10, 64.235.154.105, 64.235.154.109
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