AS6878 164.18.168.0/21 CIDR and IP Range Summary.ASN: 6878 - T-Systems International GmbHHost Count: 2046Addressable IPs: 2048164.18.168.0/24164.18.169.0/24164.18.170.0/24164.18.171.0/24164.18.172.0/24164.18.173.0/24164.18.174.0/24164.18.175.0/24