| CZ | AS206785 | Magistrat mesta Brna |
| CZ | AS198103 | CCS Ceska spolecnost pro platebni karty s.r.o. |
| CZ | AS60266 | EmbedIT s.r.o. |
| CZ | AS34315 | Quantcom, a.s. |
| CZ | AS215711 | The Ministry of Agriculture of the Czech Republic |
| CZ | AS206438 | MX-NET Telekomunikace s.r.o. |
| CZ | AS52029 | Palanet s.r.o. |
| CZ | AS43037 | Seznam.cz, a.s. |
| CZ | AS198605 | AVAST Software s.r.o. |
| CZ | AS25234 | ACTIVE 24 |
| CZ | AS198282 | CAH Building s.r.o. |
| DE | AS29298 | SUSE Linux |
| CZ | AS209135 | Flowmon Networks a.s. |
| CZ | AS210631 | SafeDX |
| CZ | AS208466 | egdsro |
| CZ | AS21045 | K-net Technical International Group, s.r.o. |
| CZ | AS34222 | ZONER a.s. |
| GB | AS21433 | Accenture |
| CZ | AS8747 | Quantcom, a.s. |
| NL | AS209847 | THE Hosting |
| CZ | AS198101 | Kooperativa pojistovna, a.s., Vienna Insurance Group |
| CZ | AS43895 | Zentiva Group, a.s |
| CZ | AS198500 | Masarykova univerzita - Ustav vypocetni techniky |
| CZ | AS196653 | BEST-NET s.r.o. |
| US | AS394977 | T2EE-1 |
| CZ | AS44424 | Internet Mall |
| CZ | AS213223 | GasNet, s.r.o. |
| MK | AS205347 | Information Technology Company AVENGA DOOEL Skopje |
| CZ | AS57825 | MoravanyNET s.r.o. |
| CZ | AS52130 | Livesport |
| CZ | AS60218 | IT8 - Informacni technologie s.r.o. |
| CZ | AS203488 | DaLuNET s.r.o. |
| CZ | AS198167 | Apptocloud.com |
| CZ | AS62083 | Fio banka, a.s. |
| CZ | AS208060 | Dr. Max BDC |
| CZ | AS57496 | Praha1.net z.s.p.o. |
| CZ | AS56717 | OG Soft s.r.o. |
| CZ | AS50698 | TETA |
| CZ | AS199405 | Oslavany.NET, spolek |
| CZ | AS51968 | NEOS v.o.s. |
| CZ | AS48364 | Radim Pytela trading as AC Vyskov |
| CZ | AS202643 | NetSERV, s.r.o. |
| NL | AS21205 | ING Bank N.V. |
| CZ | AS205400 | VIVO CONNECTION spol. s r.o. |
| CZ | AS204907 | Air Bank a.s. |
| US | AS8518 | Radio Free Europe |
| CZ | AS56973 | VITKOVICE IT SOLUTIONS a.s. |
| GB | AS50948 | AMDOCS (UK) LIMITED |
| CZ | AS31461 | Moravia IT s.r.o. |
| US | AS35928 | BECKMAN COULTER, INC. |
