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 11658 known online nodes.

Here are 20 random nodes to get you started:

178.16.84.78
91.46.196.193
67.163.148.134
109.81.174.49
180.176.209.252
136.35.188.181
138.84.54.93
209.59.233.224
114.230.221.61
185.246.210.203
96.61.190.87
219.241.155.115
74.199.251.213
94.70.73.48
146.70.50.138
3.127.214.99
185.132.105.185
64.24.230.58
46.196.29.76
87.97.186.155

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" }