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:

37.72.71.148
100.6.78.69
109.164.104.80
90.167.14.39
95.31.211.6
66.8.144.151
83.218.76.246
95.43.124.24
104.243.60.171
221.165.46.153
108.66.213.104
154.5.125.66
46.173.150.6
114.230.221.88
125.128.237.168
46.249.191.157
114.230.221.60
106.167.177.111
82.212.60.254
45.142.89.225

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" }