port 53 under attack

[jd1008]

On 06/03/2015 05:03 PM, joeb1 wrote:
> Hello list
> :
> My firewall blocks unsolicited inbound traffic on port 53. I realize 
> this is the DNS port. But I am getting over 200K  hits per day from ip 
> addresses from all over the world. My host has a dynamic ip address. 
> Is there any valid reason for this to be happening?
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Hackers run robots to hack into ip addresses.
Their scripts simply keep trying all possible IP addresses.
Not difficult to do with programs or scripts.