World of Warcraft 3.3.5a, build 12340. This site does not distribute the game client. Use a 3.3.5a client you already have, then point it at this realm.
Realmlist
Open Data\enUS\realmlist.wtf (or your locale folder) and set this line:
set realmlist woilogon.nerdygamertools.com
Copied.
Log in with the account name and password from this website. Do not log in with an email address. The login port is 3724.
Steps
Install a World of Warcraft 3.3.5a client, build 12340.
1. Install World of Warcraft 3.3.5a (build 12340).
2. Open Data\enUS\realmlist.wtf (or your locale folder) and set it to:
set realmlist woilogon.nerdygamertools.com
3. Create an account at https://woi.nerdygamertools.com.
4. Log in with that account. The login port is 3724.