Re: [IMail Forum] OT: Bombarded by bad DNS queries

2007-11-15 Thread Joe Wolf
Len, Thanks for the prompt reply. No, the server under attack is not authoritative for any domain. It's mostly just used to resolve for our mail servers. I also use it from my notebook, but I guess I could find a different server to use. I'll see what happens over the next few days, but

[IMail Forum] OT: Bombarded by bad DNS queries

2007-11-15 Thread Joe Wolf
I know there are several people on this list that know DNS very well. I have a problem. A very nice person (not) has published the IP Address of one of our DNS servers as a nameserver for a bunch of porn sites. Example: We run dns1.abcd.com on 1.1.1.1 and this guy has published

Re: [IMail Forum] OT: Bombarded by bad DNS queries

2007-11-15 Thread Len Conrad
No, the server under attack is not authoritative for any domain. It's mostly just used to resolve for our mail servers. I also use it from my notebook, but I guess I could find a different server to use. Then just firewall block from Internet to that IP:53, allow queries only from the

Re: [IMail Forum] OT: Bombarded by bad DNS queries

2007-11-15 Thread Len Conrad
I know there are several people on this list that know DNS very well. I have a problem. A very nice person (not) has published the IP Address of one of our DNS servers as a nameserver for a bunch of porn sites. Example: We run dns1.abcd.com on 1.1.1.1 and this guy has published