AS16662 156.70.216.0/21 CIDR and IP Range Summary.ASN: 16662 - AstraZeneca Pharmaceuticals LPHost Count: 2046Addressable IPs: 2048156.70.216.0/24156.70.217.0/24156.70.218.0/24156.70.219.0/24156.70.220.0/24156.70.221.0/24156.70.222.0/24156.70.223.0/24