Re: Port 80 is shown open in port scan without any web server running

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On Wed, 30 Mar 2011 14:06:48 +0530, Partha Chowdhury wrote:

Output from lsof:
sudo /bin/lsof -i
COMMAND    PID   USER   FD   TYPE DEVICE SIZE NODE NAME
pdnsd 1207 nobody 4u IPv4 2434 TCP localhost:domain (LISTEN)
pdnsd     1207 nobody    5u  IPv4   2435       UDP localhost:domain
pdnsd 1207 nobody 8u IPv4 81232 UDP 172.16.37.164:40131->AS-20144-has-not-REGISTERED-the-use-of-this-prefix:domain
linc      1214   root    5u  IPv4   2448       UDP *:55089
ntpd      1216   root   16u  IPv4   2451       UDP *:ntp
ntpd      1216   root   17u  IPv4   2455       UDP localhost:ntp
ntpd      1216   root   18u  IPv4   2456       UDP 172.16.37.164:ntp
X         1377   root    1u  IPv4   2964       TCP *:x11 (LISTEN)
gweather- 1538 partha 18u IPv4 78973 TCP 172.16.37.164:53421->a125-56.222-11.deploy.akamaitechnologies.com:http (CLOSE_WAIT)

I think you're confused.

That's essentially a netstat, I can't see where you have 80 open on your IP of 172.16.37.164.

It just shows you have a connection *to* port 80 to an Akamai host (a common provider of localised content used by many companies).

--
Simon Perry (aka Pezz)
[ s a n x i o n . n e t ]



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