Re: Spamhaus BGP feed experiences?

2015-05-20 Thread Matthias Leisi
At dnswl.org http://dnswl.org/ we check our data against the DROP list every once in a while. The overlap of DROP with legitimate sources of SMTP traffic is very, very small: a low single-digit number, and most of them are crappy to start with (so we don’t publish them, but only keep them in

Re: Spamhaus BGP feed experiences?

2015-05-19 Thread Frederik Kriewitz
On Sun, May 17, 2015 at 7:50 AM, Mike Lyon mike.l...@gmail.com wrote: Any ISPs out there (big or small) ever used the Spamhaus BGP feed to prevent against botnet, spam, etc? If so, how has your experience been? Is it worthwhile? Has it helped? On / off list responses are appreciated in

Re: Spamhaus BGP feed experiences?

2015-05-19 Thread Max Tulyev
How much false positives (i.e. blackholing traffic users want to reach)? On 18.05.15 21:04, Marco d'Itri wrote: On May 17, Mike Lyon mike.l...@gmail.com wrote: Any ISPs out there (big or small) ever used the Spamhaus BGP feed to prevent against botnet, spam, etc? If so, how has your

Re: Spamhaus BGP feed experiences?

2015-05-19 Thread John Levine
In article 555b8313.5080...@netassist.ua you write: How much false positives (i.e. blackholing traffic users want to reach)? Very little. The DROP list, which is what's in the BGP feed, is a small subset of the SBL, and only includes blocks that send no legitimate traffic at all. On 18.05.15

Re: Spamhaus BGP feed experiences?

2015-05-18 Thread Marco d'Itri
On May 17, Mike Lyon mike.l...@gmail.com wrote: Any ISPs out there (big or small) ever used the Spamhaus BGP feed to prevent against botnet, spam, etc? If so, how has your experience been? Is it worthwhile? Has it helped? On / off list responses are appreciated in advance. We use Spamhaus

Spamhaus BGP feed experiences?

2015-05-16 Thread Mike Lyon
Howdy! Any ISPs out there (big or small) ever used the Spamhaus BGP feed to prevent against botnet, spam, etc? If so, how has your experience been? Is it worthwhile? Has it helped? On / off list responses are appreciated in advance. Thank You, Mike -- Mike Lyon 408-621-4826