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 11878 known online nodes.

Here are 20 random nodes to get you started:

96.64.214.33
75.48.49.120
74.105.150.169
144.6.86.119
169.150.196.86
68.84.190.223
103.175.228.151
185.213.80.27
104.145.91.236
222.64.111.243
94.19.23.158
110.149.151.11
174.168.107.224
81.250.232.202
37.76.40.198
73.164.112.131
193.183.247.68
89.7.242.242
93.171.88.242
91.150.106.57

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" }