175.100.3.6 is an IPv4 address owned by Viettel (Cambodia) Pte., Ltd and located in Phnom Penh, Cambodia
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~$ curl http://api.db-ip.com/v2/free/175.100.3.6
{
"ipAddress": "175.100.3.6",
"continentCode": "AS",
"continentName": "Asia",
"countryCode": "KH",
"countryName": "Cambodia",
"stateProv": "Phnom Penh",
"city": "Phnom Penh",
}
~$ curl http://api.db-ip.com/v2/free/175.100.3.6/countryName
Cambodia
The free API is limited to 500 daily requests and returns city level location data only, if you require larger query volumes or more information such as latitude/longitude, ISP details or threat level assessment, please see our commercial offers.