AS397112 143.195.8.0/21 CIDR and IP Range Summary.ASN: 397112 - Illinois Mathematics and Science AcademyHost Count: 2046Addressable IPs: 2048143.195.8.0/24143.195.9.0/24143.195.10.0/24143.195.11.0/24143.195.12.0/24143.195.13.0/24143.195.14.0/24143.195.15.0/24