AS20228 162.219.88.0/21 CIDR and IP Range Summary.ASN: 20228 - Navajo Tribal Utility AuthorityHost Count: 2046Addressable IPs: 2048162.219.88.0/24162.219.89.0/24162.219.90.0/24162.219.91.0/24162.219.92.0/24162.219.93.0/24162.219.94.0/24162.219.95.0/24