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 1313 known online nodes.

Here are 20 random nodes to get you started:

86.9.168.183
159.196.231.48
84.42.21.80
87.197.137.16
61.74.148.106
87.225.77.29
104.6.229.69
114.230.221.99
121.135.161.15
125.26.99.38
204.228.156.158
176.88.114.14
46.227.196.244
146.66.177.9
142.189.142.136
71.233.109.31
195.34.196.27
168.195.224.110
188.191.166.163
195.122.230.18

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" }