What's an IP address?

Mozilla explains the ins and outs of IP addresses

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What is an IP address? No matter what you're doing online — shopping, streaming, checking the news — your IP address helps get you where you need to go. Find out how IP addresses work and how to protect yours. Learn More You're receiving this email because you subscribed to Firefox News. You can unsubscribe or manage your communication preferences at any time. 2 Harrison St. #175, San Francisco, California 94105 USA Legal • Privacy