iptocc

Fast, offline IPv4/IPv6 to ISO 3166-1 alpha-2 country code lookup for Rust.

Features

• Offline lookup, no API keys, no network calls
• IPv4 and IPv6 in one call
• Single-address country_code and batch country_codes functions
• Lookup data embedded via include_bytes!; no runtime file I/O
• iptocc CLI binary installed alongside the library
• Database refreshed nightly from the five Regional Internet Registries

Install

cargo add iptocc

Usage

use iptocc::{country_code, country_codes};

let cc = country_code("8.8.8.8");
assert_eq!(cc, Some("US"));

let codes = country_codes(["8.8.8.8", "1.0.16.1"]);
assert_eq!(codes, vec![Some("US"), Some("JP")]);

A CLI is installed by cargo install iptocc:

$ iptocc 8.8.8.8 1.0.16.1
8.8.8.8 US
1.0.16.1 JP