| If you are chatting with a person on Yahoo | | | | connections. Once he accepts and the file transfer |
| Messenger, do you know how to find the | | | | starts, open command prompt and type the |
| Location of the person you are chatting with? | | | | command netstat –n, this would give active |
| You can use a simple command and some | | | | TCP Connections on each Port. |
| googling to find out the location of the person you | | | | C:\Documents and Settings\User |
| are chatting with. | | | | Name>netstat –n |
| When ever you use the Internet, in fact any | | | | Active Connections |
| network, the communication should happen | | | | Proto Local Address Foreign |
| between 2 Computers which are uniquely | | | | Address State |
| identified by 2 IP Address. But in most cases | | | | 1. TCP 10.0.0.9:1101 |
| these IP Address might not be unique for your | | | | 10.0.0.191:1025 ESTABLISHED |
| Computer but unique for your ISP. Simply | | | | 2. TCP 10.0.0.59:1881 |
| speaking the router at your ISP is connected to | | | | 10.0.0.184:1372 ESTABLISHED |
| the Internet. The connection between your | | | | 3. TCP 10.0.0.59:2301 |
| computer and your ISP is a local network. Your | | | | 208.88.182.2:80 ESTABLISHED |
| ISP Routers acts as the middle man is making the | | | | 4. TCP 10.0.0.59:2302 |
| Internet requests on your behalf and getting the | | | | 208.88.182.3:80 ESTABLISHED |
| Internet results back to your machine. So you can | | | | 5. TCP 10.0.0.59:2303 |
| in most cases trace back an internet connection | | | | 208.88.182.3:80 ESTABLISHED |
| to the ISP, i.e. to the Country, State, City and | | | | C:\Documents and Settings\User Name> |
| ISP. | | | | The out put of netstat –n command would be |
| When ever you chat with a person using Yahoo | | | | something similar to the above. From the above |
| Messenger your messages are sent to a Yahoo | | | | list you need to filter the Foreign Address filed to |
| Server and the Server relays the messages to | | | | get the IP Address of the Person chatting with |
| the person you the chatting with. So if you find | | | | you. When you are trying this close all Internet |
| the IP Address in such a scenario you will find the | | | | Applications like Messengers and File Sharing |
| IP Address of the Server but not of the person | | | | application and close all browser windows. Then |
| who is chatting with you. Yahoo Messenger uses | | | | you would have very few results and you can |
| P2p Technology when you transfer a file from | | | | easily filter the IP Addresses. |
| your system to the other persons system. So | | | | You can use the Wiki link to find more about the |
| when you find out the IP Address of the | | | | Netstat command. |
| Destination Computer when you do a Yahoo File | | | | You can use the Wiki link to filter the foreign |
| Transfer you can actually find out the IP of the | | | | address based on port numbers. |
| other person and hence the location. | | | | Once you find the IP Address you can go a site |
| When you are trying to find out the Location of | | | | like to find who is of that IP Address. Whois |
| the person chatting with you, you should make | | | | basically gives details like the address of |
| him accept a file transfer request, in this way a | | | | registration, company name and contact details. |
| connection would be established between your | | | | To find your own IP Address you can use the |
| computer and his computer. Remember to send a | | | | command ipconfig /all. |
| file which is at least 3-4 MB in size so that you | | | | If you need any further clarification please get |
| have some time to capture the active | | | | back to me. |