IP address

American  

noun

Computers.

1. a code that identifies a computer network or a particular computer or other device on a network, consisting of four numbers separated by periods.

---

IP address British  

noun

1. computing internet protocol address: the numeric code that identifies all computers that are connected to the internet

---

IP address Scientific  

1. The numerical sequence that serves as an identifier for an Internet server. An IP address appears as a series of four groups of numbers separated by dots. The first group is a number between 1 and 255 and the other groups are a number between 0 and 255, such as 192.135.174.1. Every server has its own unique address.

---

Example Sentences

I clicked the page above to check on my own IP address at home, and the page reported “Observed Risks: unknown.”

From The Wall Street Journal • Apr. 3, 2026

A dedicated IP address is available for an additional fee.

From Salon • Mar. 21, 2026

The agent determined that the host computer had software with the username “astro99999” and an IP address linked to McClain’s home address in Menifee.

From Los Angeles Times • Mar. 19, 2026

Moltbot users on social media, including one who said they were a Cloudflare developer, urged each other to set up Cloudflare Tunnel, which connects local resources to Cloudflare without a publicly routable IP address.

From Barron's • Jan. 27, 2026

“So, I messaged Rapid and told him that we found his IP address, and that I knew he didn’t live in the Garden,” Sonny goes on.

From "On the Come Up" by Angie Thomas