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 1334 known online nodes.

Here are 20 random nodes to get you started:

185.170.211.234
149.202.84.210
208.59.226.11
159.223.153.70
81.200.28.107
185.132.105.90
118.236.250.110
108.200.218.1
71.45.153.198
47.72.230.147
136.58.127.216
114.230.221.32
82.67.23.90
73.142.99.87
185.226.113.29
64.67.10.114
184.105.70.125
82.78.127.127
178.211.153.179
85.242.204.164

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" }