GR-IX is non-profit, independent and is supervised by the Greek Research and Technology Network (GRNET).

[1] The predecessor of GR-IX, Athens Internet Exchange (AIX) was created by GRNET in 1997, to provide interconnection services between the Greek ISPs.

Additionally, ISPs had the right to charge other members for exchanged traffic, a right sometimes overused by the larger providers.

Some of the member of GR-IX are:[4] GR-IX holds three points of presence in Athens; one is located at 48 King Constantinos Street, at a building owned by the National Hellenic Research Foundation, one at Digital Realty's Data Center in Koropi and one at Telecom Italia Sparkle Greece's Data Center in Metamorfosi.

GR-IX has also one point of presence in Thessaloniki, located in SYNAPSECOM's S.A. Data Center in Kalohori.