NAT Check

Hello everybody,

Is there any tool or website to test if the nat is working (if the private ip is being translated to public)?

Dercio TembeIT AssistantAsked:
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Kruno DžoićSystem EngineerCommented:
if more than one pc can access internet in the same time, NAT is working.

visit this website from more than one computer

and all computers will see the same IP address ( your public IP )
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Pete LongTechnical ConsultantCommented:
Simply connect to the ASA and execute a "show xlate" command on the ASA

IF you want to check your pubic IP go here and click "what's is my ip"

If you simply want to know if nat is working at all, or if your private ip (RFC1918) is routed out, you can use any site you want. Even ping does the job.

If you get a result, nat is working.
I use   It also will run a scan on a select port if you need to test inbound connectivity.  
try telnet command
telnet IP PORT

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