| RS | AS51602 | AD Aerodrom 'Nikola Tesla' Beograd |
| RS | AS201278 | Javna Medijska Ustanova Radio Televizija Vojvodine |
| RS | AS49122 | Internet BlueNET doo Cacak |
| RS | AS198371 | NINET |
| RS | AS213306 | Comtrade System Integration doo Belgrade Serbia |
| RS | AS200923 | SAMOSTALNA RADNJA ZA TELEKOMUNIKACIJE EWIRELESS IGOR STOJKOVIC PR INDIJA |
| RS | AS62420 | Saga d.o.o. Beograd |
| RS | AS201236 | NETCAST DOO BEOGRAD |
| RS | AS207069 | STURKOMERC-PETROLSOFT ING DOO BEOGRAD |
| RS | AS29163 | Banca Intesa AD Beograd |
| RS | AS205450 | Host Media DOO |
| RS | AS58179 | Payten d.o.o. |
| NL | AS211926 | Capgemini Nederland B.V. |
| RS | AS47666 | mStart Business Solutions |
| CH | AS214358 | MTEL Schweiz GmbH |
| AT | AS211196 | Mtel Austria GmbH |
| RS | AS200855 | AIK banka A.D. Beograd |
| RS | AS34258 | Eurobank Direktna a.d. |
| RS | AS211285 | Akcionarsko drustvo Elektroprivreda Srbije, Beograd |
| RS | AS199315 | Milsped d.o.o Beograd |
| RS | AS31161 | ASEE Solutions d.o.o. Beograd |
| RS | AS49198 | MAKSNET d.o.o. Beograd |
| RS | AS58266 | Srpska banka A.D. |
| RS | AS202441 | mts D.O.O |
| RS | AS47267 | Serbian National Internet Domain Registry Foundation |
| RS | AS204753 | Ministarstvo Finansija - Uprava Carina Republike Srbije |
| GB | AS25464 | Telesign Mobile Limited |
| RS | AS49486 | ALTA BANKA AD BEOGRAD |
| RS | AS59992 | Internet BlueNET doo Cacak |
| RS | AS39377 | Samostalna Zanatska i Trgovinska Radnja Intercom Computers Goran Stojkovic Preduzetnik Krusar |
| RS | AS34299 | Uprava za trezor, Ministarstvo finansija |
| RS | AS203512 | DEL Systems d.o.o |
| AT | AS200724 | MTEL Austrija GmbH |
| RS | AS206580 | HBIS GROUP Serbia Iron & Steel d.o.o. Beograd |
| RS | AS9081 | "B92" DOO BEOGRAD |
| RS | AS205065 | Chip Card Ltd Belgrade |
| RS | AS205786 | Zepter International doo Beograd |
| RS | AS43125 | NAFTNA INDUSTRIJA SRBIJE A.D. |
| RS | AS198370 | Meridian Tech d.o.o. |
| RS | AS206034 | DualSoft d.o.o. |
| RS | AS212897 | JETNET KOMUNIKACIJE DOO |
| LU | AS200126 | Epic Games International S.a r.l. |
| RS | AS43191 | Providus DOO |
| RS | AS50653 | Delhaize Serbia d.o.o |
| RS | AS34404 | Delta Holding d.o.o. |
| RS | AS212842 | Coming Computer Engineering DOO |
| RS | AS59737 | Halcom a.d. Beograd |
| RS | AS35779 | mCloud doo |
| RS | AS207068 | Uprava za zajednicke poslove pokrajinskih organa |
| RS | AS209130 | MSAT Inzenjering DOO |
