Host Analysis for 5.22.145.121:
IP address 5.22.145.121 is located within an IP block ranging from 5.22.144.0 to 5.22.147.255 with CIDR 5.22.144.0/22 and netmask 255.255.252.0. According to a DNS lookup, the host name attributable to this IP is relay.mail-forwarder.io. Other information about this IP block suggests that users of 5.22.145.121 are in the vicinity of Sankt Ingbert, Saarland, DE, located at 49.277° latitude, 7.117° longitude (indicated on the map to the right), and are users of an ISP called Amazon.com Inc.. The ZIP code from this locale is 66386, and the time zone is Europe/Berlin.
We have further analyzed this IP address and found that several domain names are currently mapped to it, such as caravanundco.de, carlsbergkonsumentservice.se, cabpartners.com, calidora.com, and cambolc.co.uk, 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.