187.91.18.226 or ip-187-91-18-226.user.vivozap.com.br is an IPv4 address owned by Vivo and located in Campo Grande, Brazil
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~$ curl http://api.db-ip.com/v2/free/187.91.18.226
{
"ipAddress": "187.91.18.226",
"continentCode": "SA",
"continentName": "South America",
"countryCode": "BR",
"countryName": "Brazil",
"stateProv": "Mato Grosso do Sul",
"city": "Campo Grande",
}
~$ curl http://api.db-ip.com/v2/free/187.91.18.226/countryName
Brazil
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