Unplug your modem and router. Depending on your internet service provider, you will be assigned a new IP address if you unplug your modem and router from 5 minutes, up to 24 hours. Using the router’s Admin console. Type the router’s IP address in a web browser (usually http://192. 168. 1.

  1. and log in as an admin. You should be able to find the appropriate settings to change your IP address under “Network Settings” or something similar. Consult your router’s user manual for information on how to access the admin console and change your IP address for your specific router model. Using the Command Prompt (Windows). Click on the Start menu in the lower-left corner of the task bar. Type cmd. This will bring up the Command Prompt app in the start menu. Click on the app with the image that resembles a black screen with a cursor in the upper-left corner. Type ipconfig /release at the prompt and press ↵ Enter. Then type ipconfig /renew and press ↵ Enter. This will change the IP address for your Windows computer. Using System Preferences (Mac). Click the Apple icon in the upper-left corner of the menu bar, and click “System Preferences”. Click the Network icon. Click “Advanced” in the lower-right corner. Click the tab at the top that says “TCP/IP”. Then click “Renew DHCP Lease”. This will change your IP address for your Mac computer. Contact your Internet Service Provider. Some ISP’s won’t allow you to change your IP address on your own. If this is the case, you may need to contact your ISP and request that they change your IP address. They may have additional steps you can take to prevent or stop a DDoS attack.