| AS51018 | Seven Net (7netlayers) |  | |
| AS51021 | Mavi Mavi Giyim San.Tic.A.S. |  | |
| AS51023 | CB Financial Services (C B Financial Services Ltd (t/a One Financial Markets)) |  | |
| AS51024 | OLISAT-AS INTERNATIONAL OLISAT SRL |  | |
| AS51025 | 4connect s.r.o. (4connect s.r.o.) |  | |
| AS51027 | ASN-TATINF | ||
| AS51028 | Zummer (SVOLS) |  | |
| AS51029 | ANTIBIOTICE-AS Antibiotice SA | | |
| AS51030 | skyvision | ||
| AS51031 | NRJNET-AS LLC "Energy Telecom" | | |
| AS51032 | Nevod-Region (POWERNET, Nevod Region) | | |
| AS51034 | DSI-EAS Irkutsk Business Net | | |
| AS51035 | UFA-AS JSC "ER-Telecom Holding" Ufa Branch | | |
| AS51036 | ZPPMT-AS Dmitriy Panchenko | | |
| AS51037 | cdktelecom-AS Infoservice Ltd. | | |
| AS51038 | Hospices civils de Lyon (Hospices civils de Lyon) |  | |
| AS51039 | VEI-AS FSUE "RFNC - VNIITF named after Academ. E.I. Zababakhin" | | |
| AS51040 | Pirate Networks (Pirate Networks) |  | |
| AS51041 | ASLANAMAR Lanamar, Ltd. | | |
| AS51042 | KLIMOVSK-AS Klimovsk network Ltd | | |
| AS51043 | Aspire Technology Solutions (Aspire Technology Solutions) | | |
| AS51044 | RHE-NET (RHE-NET) |  | |
| AS51047 | TURTLE-NET Turtle Networks Ltd | | |
| AS51048 | Next Connex (51048) | | |
| AS51049 | PKA-AS Pensionkassernes Administration A/S |  | |
| AS51050 | H4Hosting B.V. (i4IP B.V.) |  | |
| AS51051 | SARATOVGOV-AS Administration department of the Government of Saratov region | | |
| AS51052 | MOJASUPERNOVA Moja Supernova Doo Beograd |  | |
| AS51053 | BGF-AS Berufsgenossenschaft fuer Transport und Verkehrswirtschaft |  | |
| AS51054 | TRANSCOM-AS OOO "TransKom" | | |
| AS51055 | Bridge Fibre Ltd (Bridge Fibre Ltd) | | |
| AS51056 | AS-INETEHNO Inet Tehno SRL |  | |
| AS51057 | 42com Telecommunication (42com Telecommunication) | | |
| AS51058 | RDNS Networks (RDNS Networks) | | |
| AS51059 | BRIGHTBOX-AS Brightbox Systems Ltd | | |
| AS51060 | LandTech Sp. z.o.o. (LandTech Sp. z.o.o.) |  | |
| AS51063 | FUJITSU | ||
| AS51064 | GITD-PL Glowny Inspektorat Transportu Drogowego | | |
| AS51065 | PASSADORE-AS Banca Passadore & C. S.p.A. |  | |
| AS51066 | AUSTROCONTROL-AS Austro Control Oesterreichische Gesellschaft fuer Zivilluftfahrt mit beschraenkter Haftung |  | |
| AS51067 | IT-SERVICE IT-Service Ltd. | | |
| AS51068 | AgaNet (AgaNet) | | |
| AS51069 | Dnepronet (Dnepronet) |  | |
| AS51070 | TOKS-AS TOKS Ltd | | |
| AS51071 | SIBTELEKOM-AS SibTeleCom Ltd. | | |
| AS51073 | AARHUS-KOEBMANDSSKOLE Aarhus Kobmandsskole | | |
| AS51074 | GOSTARESH-E-ERTEBATAT-E MABNA COMPANY (Mabna Telecom) |  | |
| AS51077 | PTS-NET Modern Technologies Ltd. | | |
| AS51079 | MOKADI P.H.U. MOKADI Wieslawa Kazmierczak | | |
| AS51080 | NCAP-KW Watani Investment Company KSC (closed) |  |