Host Analysis for 103.1.220.21:
IP address 103.1.220.21 is located within an IP block ranging from 103.1.220.0 to 103.1.223.255 with CIDR 103.1.220.0/22 and netmask 255.255.252.0. According to a DNS lookup, the host name attributable to this IP is 103-1-220-21.static.ip.net.tw. Other information about this IP block suggests that users of 103.1.220.21 are in the vicinity of Taipei, Taipei, TW, located at 25.038° latitude, 121.564° longitude (indicated on the map to the right), and are users of an ISP called Yuan-Jhen Info. Co. Ltd. The ZIP code from this locale is 235, and the time zone is Asia/Taipei.
We have further analyzed this IP address and found that several domain names are currently mapped to it, such as call-sifu.com.tw, buddhall.com, bestclinic.com.tw, atbearing.com.tw, and easyfly.com.tw, among others. 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.