217.224.0.0/16 covers 217.224.0.0 to 217.224.255.255, 65,536 IPv4 addresses. It is announced by AS3320 (Deutsche Telekom AG). Every sampled address geolocates to Germany, with 13% in Mainz. It is registered to an internet service provider. None of the sampled addresses are flagged as VPN, proxy or Tor.