| RS | AS51859 | Mainstream |
| RS | AS212842 | Coming Computer Engineering DOO |
| RS | AS42603 | JKP Parking servis Beograd |
| RS | AS59737 | Halcom a.d. Beograd |
| RS | AS203186 | Mirabank a.d. |
| RS | AS51927 | Netpro ISP d.o.o |
| RS | AS205065 | Chip Card Ltd Belgrade |
| RS | AS48580 | JKP INFORMATIKA NOVI SAD |
| RS | AS43191 | Providus DOO |
| RS | AS34404 | Delta Holding d.o.o. |
| RS | AS213142 | Coming Computer Engineering |
| RS | AS199493 | TELEKOM SRBIJA a.d. |
| RS | AS34299 | Uprava za trezor, Ministarstvo finansija |
| AT | AS211196 | Mtel Austria GmbH |
| RS | AS211285 | Akcionarsko drustvo Elektroprivreda Srbije, Beograd |
| RS | AS43125 | NAFTNA INDUSTRIJA SRBIJE A.D. |
| RS | AS208798 | Fashion Company d.o.o. Beograd |
| RS | AS213306 | Comtrade System Integration doo Belgrade Serbia |
| US | AS16477 | Nielsen Consumer LLC |
| RS | AS42186 | Kancelarija za informacione tehnologije i elektronsku upravu |
| RS | AS204851 | Maxbet D.O.O. |
| RS | AS49122 | Internet BlueNET doo Cacak |
| RS | AS206580 | HBIS GROUP Serbia Iron & Steel d.o.o. Beograd |
| RS | AS34131 | Banka Postanska Stedionica A.D. |
| RS | AS196886 | Orion Telekom Tim d.o.o.Beograd |
| LU | AS200126 | Epic Games International S.a r.l. |
| RS | AS49486 | ALTA BANKA AD BEOGRAD |
| GB | AS25464 | Telesign Mobile Limited |
| RS | AS35796 | Narodna Banka Srbije |
| RS | AS198370 | Meridian Tech d.o.o. |
| RS | AS198371 | NINET |
| RS | AS50653 | Delhaize Serbia d.o.o |
| RS | AS56569 | NLB Komercijalna banka AD Beograd |
| RS | AS204215 | Nelt Co. d.o.o. Beograd |
| RS | AS198273 | Schneider Electric DMS NS LLC Novi Sad |
| AT | AS200724 | MTEL Austrija GmbH |
| RS | AS39377 | Samostalna Zanatska i Trgovinska Radnja Intercom Computers Goran Stojkovic Preduzetnik Krusar |
| RS | AS209130 | MSAT Inzenjering DOO |
| CH | AS214358 | MTEL Schweiz GmbH |
| MK | AS207766 | MTEL DOOEL Skopje |
| RS | AS43281 | Privredno drustvo za trgovinu i usluge STEPANOVIC & SIPKA |
| RS | AS200923 | SAMOSTALNA RADNJA ZA TELEKOMUNIKACIJE EWIRELESS IGOR STOJKOVIC PR INDIJA |
| RS | AS49412 | Raiffeisen banka ad Beograd |
| RS | AS211988 | Hemofarm AD Vrsac |
| RS | AS58179 | Payten d.o.o. |
| RS | AS49198 | MAKSNET d.o.o. Beograd |
| RO | AS201382 | Luxoft Professional Romania S.R.L. |
| RS | AS205450 | Host Media DOO |
| RS | AS29604 | Orion Telekom Tim d.o.o.Beograd |
| RS | AS34258 | Eurobank Direktna a.d. |
