This site keeps track of all Chia Nodes participating on the Chia Network.
Each node has been verified to be listenting on port 8444.

There are currently 1149 known online nodes.

Here are 20 random nodes to get you started:

77.160.238.128
173.20.160.83
178.13.0.176
213.21.202.138
90.250.172.27
47.204.231.175
137.175.192.246
93.163.138.222
217.155.194.168
136.25.9.206
209.205.79.209
5.200.132.5
68.196.167.229
219.89.97.197
89.207.218.54
49.207.15.43
113.201.185.66
49.166.116.83
193.43.240.36
147.158.184.56

To add 20 random nodes to your Chia client, run the following commands:
Linux Terminal:
curl https://ChiaNodes.com | grep -Eo '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | while read line; do timeout 2s chia peer full_node -a $line:8444 ;done

Windows Powershell:
Invoke-WebRequest -Uri 'https://ChiaNodes.com' | Select-String -Pattern '\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\b' -AllMatches | %{ $_.Matches } | %{ $_.Value } | %{ Start-Sleep -Seconds 2; chia peer full_node -a $_":8444" }