221.196.167.52 or www52.asd.tj.cn is an IPv4 address owned by CNC Group CHINA169 Tianjin Province Network and located in Tianjin, China
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~$ curl http://api.db-ip.com/v2/free/221.196.167.52
{
"ipAddress": "221.196.167.52",
"continentCode": "AS",
"continentName": "Asia",
"countryCode": "CN",
"countryName": "China",
"stateProv": "Tianjin",
"city": "Tianjin",
}
~$ curl http://api.db-ip.com/v2/free/221.196.167.52/countryName
China
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.