Stefan

YouTube uses Anycast DNS for load-balancing based on regions, as well as 10Gb/s connected servers. If a region needs more capacity, they can add more servers to the domain name...

Uh, the ingress side could even be changed to requiring much less subdomains than mentioned above for smaller setups: - one subdomain address per origin server which always points to...

> Because A / CNAME changes aren't instant, [...] They can be instant, it just depends on your DNS setup. You can set the DNS cache time to 1 Second...

Instead of changing DNS records, you could - use Anycast DNS, but that usually is only an option if you are a very big service provider or operate your own...

> [...] we do not use edge servers [...] because we are trying to keep latency as low as possible [...] Uhm, using an Edge server doesn't noticeably increase latency....

> In our user case, we run our API server using Cloudflare Workers, and our API workflow is based on WebRTC. So in that case, we can redirect the websocket...

`*bump*` I'd like to keep this open for now, because this is indeed a not yet easily solved problem. Scaling up to support many concurrent viewers is easy, but doing...

You could use a Hetzner Cloud CPX11 instance located in Germany for the same hourly price, but it includes 20TB of monthly traffic and any additional traffic is super cheap....

@danrossi for such group video conferencing services, something like Kurento or (imho better) Janus WebRTC might be more suitable. Jitsi uses its own VideoBridge, BigBlueButton is currently using Kurento, but...

Traffic is never "truely unlimited" together with low price and high reliability, just because of how network topologies work. Providers that offer unlimited tend to severely oversubscribe and/or kick out...