Reasons why BIND isn't being upgraded
Joshua Goodall
joshua at roughtrade.net
Fri Feb 2 13:40:28 UTC 2001
On Fri, 2 Feb 2001, Rich Sena wrote:
> On Feb 1, 2001 Wayne Bouchard reported:
>
> > 53, 111, and 137 are the most common scans I trap at my
> > firewall. Interesting bit with the scans to port 53 lately is that
> > they're hitting the port 2 and 3 times, not just the usual once to
> > identify and then move on.
>
> I betcha a guiness and a smile at N21 that those are Global Load Balancers
> probing for distance metrics to your DNS servers on 53 and not malicious
> scans...
I can see it now. Someone at Akamai cackling as they instruct all boxes to
nmap every NS entry in the .com zone... :)
J
More information about the NANOG
mailing list