AS21369 157.203.48.0/20 CIDR and IP Range Summary.ASN: 21369 - Atos IT Services UK LtdHost Count: 4094Addressable IPs: 4096157.203.48.0/24157.203.49.0/24157.203.50.0/24157.203.51.0/24157.203.52.0/24157.203.53.0/24157.203.54.0/24157.203.55.0/24157.203.56.0/24157.203.57.0/24157.203.58.0/24157.203.59.0/24157.203.60.0/24157.203.61.0/24157.203.62.0/24157.203.63.0/24