The
Seattle Internet Exchange (SIX) is an
Internet exchange point in
Seattle, USA. It has two locations in the city: the
Westin Building and KOMO Plaza (formerly Fisher Plaza). The SIX is a fast-growing, neutral and independent
peering point which was created as a free exchange point sponsored only by donations. It continues to run without any re-occurring charges to the participants and current major funding comes from one-time 10 and 100
Gbit/s port fees. The SIX is a
501(c)(6) tax-exempt non-profit corporation.