On Tue, 24 Nov 2015 11:22:20 +0100 Matthias Apitz wrote:
> I have contacted the support of my ISP and phoned them today: the > hotline guy said, that the technican not even understood the problem > and why there should be together with the IP a rDNS, and why I can't > do the lookup by my own, .... :-( You can by running the BOTNET plugin.