What is the subnet address for the IP address 172.19.20.23/28? seenagape 9 years ago What is the subnet address for the IP address 172.19.20.23/28? A. 172.19.20.0 B. 172.19.20.15 C. 172.19.20.16 D. 172.19.20.20 E. 172.19.20.32 ← Previous question Next question →