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 1131 known online nodes.

Here are 20 random nodes to get you started:

114.34.142.16
86.27.135.168
95.158.54.242
94.201.121.153
176.100.14.126
73.110.10.112
83.240.112.94
103.238.162.160
97.83.32.177
68.38.87.53
168.195.224.110
73.34.23.152
193.95.206.32
91.107.85.244
46.32.44.245
176.148.127.94
180.68.46.231
89.112.7.53
114.230.221.37
188.234.245.31

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" }