AS6878 80.158.72.0/21 CIDR and IP Range Summary.ASN: 6878 - T-Systems International GmbHHost Count: 2046Addressable IPs: 204880.158.72.0/2480.158.73.0/2480.158.74.0/2480.158.75.0/2480.158.76.0/2480.158.77.0/2480.158.78.0/2480.158.79.0/24