https://api.manana.kr/ip/country.json

Supported HTTP Method : GET, POST
@param
ip
ipv4 or ipv6
language
en,ko,ja,emoji,alpha2,alpha3

Choice 1. https://api.manana.kr/ip/country.json
Choice 2. https://api.manana.kr/ip/country/3.16.203.107.json
Choice 3. https://api.manana.kr/ip/country.json?ip=3.16.203.107

{
    "3.16.203.107": "United States of America"
}
{"3.16.203.107":"United States of America"}
<?xml version="1.0" encoding="UTF-8"?>
<response>
    <item-3.16.203.107>United States of America</item-3.16.203.107>
</response>