| AS42473 Anexia Cloud Solutions GmbH | AT |
| AS9125 Drustvo za telekomunikacije Orion telekom doo Beograd-Zemun | RS |
| AS1299 Arelion Sweden AB | SE |
| AS51859 Mainstream doo Beograd | RS |
| AS6700 TELEKOM SRBIJA a.d. | RS |
| AS44143 A1 Srbija d.o.o. Beograd | RS |
| AS25431 Gama Electronics d.o.o. | RS |
| AS13004 Serbian Open Exchange DOO | RS |
| AS60733 ZORAN PEROVIC trading as Agencija Perke.NET | RS |
