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 1444 known online nodes.

Here are 20 random nodes to get you started:

213.222.148.86
46.8.28.116
47.204.212.105
159.223.153.70
31.182.118.134
94.228.83.249
206.75.7.4
196.39.139.145
209.128.213.86
192.9.137.50
115.93.50.106
83.142.104.91
77.51.217.59
93.100.248.148
89.58.26.75
161.142.173.52
114.230.221.68
78.130.245.90
104.6.229.69
98.110.150.246

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" }