AS5521 212.224.16.0/21 CIDR and IP Range Summary.ASN: 5521 - PlusServer GmbHHost Count: 2046Addressable IPs: 2048212.224.16.0/24212.224.17.0/24212.224.18.0/24212.224.19.0/24212.224.20.0/24212.224.21.0/24212.224.22.0/24212.224.23.0/24