Host Analysis for 121.101.91.194:
IP address 121.101.91.194 is located within an IP block ranging from 121.101.91.0 to 121.101.91.255 with CIDR 121.101.91.0/24 and netmask 255.255.255.0. According to a DNS lookup, the host name attributable to this IP is p655bc2.hkidff01.ap.so-net.ne.jp. Other information about this IP block suggests that users of 121.101.91.194 are in the vicinity of Tokyo, Tokyo, JP, located at 35.690° latitude, 139.692° longitude (indicated on the map to the right), and are users of an ISP called Sony Network Communications Inc.. The ZIP code from this locale is 214-0021, and the time zone is Asia/Tokyo.
We have further analyzed this IP address and found that a domain is mapped to it: family-dentalclinic.net. This suggests that the IP address is being used by a public server (rather than an end user or a private server) to serve web pages or other app content.