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 1116 known online nodes.

Here are 20 random nodes to get you started:

93.6.101.136
94.226.228.125
183.179.16.225
178.75.166.50
193.77.155.165
114.230.221.75
121.99.101.132
95.66.132.101
217.112.160.83
78.43.22.146
109.206.139.118
91.240.141.254
172.126.184.247
178.150.63.97
104.254.218.50
204.27.58.62
188.118.57.84
104.162.36.75
76.25.164.129
94.32.112.48

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" }