157.205.85.231 or 157-205-85-231.msc.aics.ne.jp is an IPv4 address owned by Otsuka Corporation and located in Tokyo, Japan
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~$ curl http://api.db-ip.com/v2/free/157.205.85.231
{
"ipAddress": "157.205.85.231",
"continentCode": "AS",
"continentName": "Asia",
"countryCode": "JP",
"countryName": "Japan",
"stateProv": "Tokyo",
"city": "Tokyo",
}
~$ curl http://api.db-ip.com/v2/free/157.205.85.231/countryName
Japan
The free API is limited to 1,000 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.