We currently have the following RTMP ingest servers:
US (Virginia): rtmp://rtmp.loola.tv/push
Europe (Frankfurt): rtmp://rtmp-eu.loola.tv/push
South America (São Paulo): rtmp://rtmp-sa.loola.tv/push
Asia (Singapore): rtmp://rtmp-sg.loola.tv/push
Middle East (Bahrain): rtmp://rtmp-me.loola.tv/push
If you experience slow upload speeds, try changing server to the one nearest to you.