| 5.180.200.0/22 | CZ-BYDZOVSKY-20190401 | Bydzovsky s.r.o., CZ |
| 37.140.220.0/24 | CZ-PROFISMS-20210803 | ProfiSMS s.r.o., CZ |
| 37.205.8.0/22 | CZ-VPSFREE-20120327 | vpsFree.cz, z.s., CZ37.205.8.0/21 |
| 37.205.12.0/22 | VPSFREE-PRG6 | VPSFREE PRG6, CZ37.205.8.0/21 |
| 77.93.192.0/19 | CZ-MASTER-20070518 | MasterDC s.r.o., CZ |
| 80.79.16.0/20 | CZ-MASTER-20050316 | Master Internet s.r.o., CZ |
| 81.31.32.0/20 | CZ-MASTER-20020528 | Master Internet s.r.o., CZ |
| 83.167.224.0/19 | CZ-MASTER-20080821 | MasterDC s.r.o., CZ |
| 83.223.52.0/24 | VITS-PROXY-NETWORK | VITS PROXY NETWORK, NL83.223.32.0/19 |
| 85.118.128.0/21 | CZ-MASTER-20120312 | MasterDC s.r.o., CZ |
| 89.185.224.0/19 | CZ-MASTER-20050316 | MasterDC s.r.o., CZ |
| 91.213.160.0/24 | IINFO-1-MAI-CZ | Internet Info, s.r.o., CZ |
| 91.214.192.0/22 | QCMHC-1-MAI-CZ | QCM, s.r.o., CZ |
| 91.216.179.0/24 | OXY-1-MAI-CZ | oXyShop s.r.o., CZ |
| 91.226.216.0/22 | W-HOSTING-1 | W HOSTING, s.r.o., CZ |
| 92.63.56.0/24 | CZ-NEWTEL-20150605 | NEW TELEKOM, spol. s r.o., CZ92.63.48.0/20 |
| 130.193.16.0/24 | CZ-BNV-TECH-20111026 | AUTO GAMES PLUS a.s., CZ130.193.16.0/21 |
| 149.62.144.0/21 | CZ-MASTER-20110725 | Master Internet s.r.o., CZ |
| 176.227.168.0/23 | HOSTINGSOLUTIONS | HostingSolutions s.r.o., Cloud Services - Czech Republic, CZ176.227.168.0/21 |
| 178.238.32.0/20 | CZ-MASTER-20100712 | MasterDC s.r.o., CZ |
| 185.8.164.0/23 | CZ-VPSFREE-20121101 | vpsFree.cz, z.s., CZ185.8.164.0/22 |
| 185.8.166.0/23 | CZ-VPSFREE-20121101 | vpsFree.cz, z.s., CZ185.8.164.0/22 |
| 185.25.184.0/22 | CZ-NETIO-20130508 | NETIO Solutions s.r.o., CZ |
| 185.32.160.0/22 | CZ-ANAFRA-20130807 | ANAFRA a.s., CZ |
| 185.58.40.0/22 | CZ-MASTER-20140519 | Master Internet s.r.o., CZ |
| 185.85.164.0/22 | CZ-SN-20150127 | ServerNow s.r.o., CZ |
| 185.145.160.0/22 | CZ-ETNETERA-20160401 | Etnetera Core a.s., CZ |
| 185.239.216.0/22 | CZ-ADMINIT-20180105 | AdminIT, s. r. o., CZ |
| 188.213.234.0/23 | CZ-NETIO-20090508 | NETIO Solutions s.r.o., CZ |
| 188.215.18.0/23 | CZ-NETIO-20090508 | NETIO Solutions s.r.o., CZ |
| 193.169.160.0/23 | IMARTO-INC | Imarto Inc., CZ |
| 194.145.180.0/22 | MASTER-CZ-DNET-PI | ServerNow s.r.o., cz |
| 195.140.252.0/22 | VIRTUALMASTER-COM-4 | Virtualmaster, s.r.o., CZ |
uu: 1299, 6939, 9002 u4: 1299, 6939, 9002 u6: 1299, 6939, 9002 dd: 21045, 48921, 51134, 64481, 202857, 204957, 207167, 211085 d4: 21045, 48921, 51134, 64481, 202857, 204957, 207167, 211085 d6: 48921, 51134, 204957, 207167, 211085
| AS1299 | 🔼 upstream | TWELVE99 Arelion Sweden AB, SE |
| AS1764 | ➡️ peer | NEXTLAYER-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT |
| AS3212 | ➡️ peer | TELEMACH Telemach Slovenija d.o.o., SI |
| AS4455 | ➡️ peer | BSO IX Reach Ltd, GB |
| AS6204 | ➡️ peer | ZET-NET INTERKVM HOST SRL, RO |
| AS6663 | ➡️ peer | TTI-NET Euroweb Romania S.R.L., RO |
| AS6881 | ➡️ peer | NIXCZ NIX.CZ z.s.p.o., CZ |
| AS6939 | 🔼 upstream | HURRICANE Hurricane Electric LLC, US |
| AS8218 | ➡️ peer | NEO-ASN Zayo Infrastructure France SA, FR |
| AS9002 | 🔼 upstream | RETN-AS RETN Limited, GB |
| AS14840 | ➡️ peer | BRDIGITAL-TELECOM BR.Digital Telecom, BR |
| AS20562 | ➡️ peer | OPEN-PEERING-AS Broadband Hosting B.V., NL |
| AS21045 | ➤ downstream | QNETCZ K-net Technical International Group s.r.o., CZ |
| AS21320 | ➡️ peer | GEANT-IAS-VRF GEANT Vereniging, NL |
| AS22356 | ➡️ peer | DURAND-BRASIL Durand do Brasil Ltda, BR |
| AS24482 | ➡️ peer | SGGS-AS-AP SG.GS, SG |
| AS28917 | ➡️ peer | FIORD-AS Fiord Networks UAB, LT |
| AS29504 | ➡️ peer | LBCFREE Freenet Liberec z.s., CZ |
| AS33891 | ➡️ peer | CORE-BACKBONE Core-Backbone GmbH, DE |
| AS35369 | ➡️ peer | LINZAG-TELEKOM-AS LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation, AT |
| AS36236 | ➡️ peer | NETACTUATE NetActuate Inc, US |
| AS37721 | ➡️ peer | VIRTUAL-TECHNOLOGIES-SOLUTIONS-SA Virtual Technologies & Solutions, BF |
| AS40994 | ➡️ peer | ALWYZON Hohl IT e.U., AT |
| AS47232 | ➡️ peer | ISPALLIANCE ISP Alliance a.s., CZ |
| AS47692 | ➡️ peer | NESSUS Nessus GmbH, AT |
| AS48921 | ➤ downstream | VEROTEL-AS Yoursafe Holding B.V., NL |
| AS49544 | ➡️ peer | I3DNET i3D.net B.V, NL |
| AS50629 | ➡️ peer | LWLCOM LWLcom GmbH, DE |
| AS51134 | ➤ downstream | INTACTO-AS Development 777 s.r.o., CZ |
| AS51184 | ➡️ peer | FONIRA Fonira Telekom GmbH, AT |
| AS59890 | ➡️ peer | KABEL-TV-LAMPERT Kabel-TV Lampert GmbH & Co KG, AT |
| AS64481 | ➤ downstream | DRAGON-CAPITAL-AS Joint Venture Dragon Capital LLC, UA |
| AS198150 | ➡️ peer | SIACOM-AS SIACOM JSC, GE |
| AS202857 | ➤ downstream | CZ-AS INIZIO Internet Media s.r.o., CZ |
| AS204957 | ➤ downstream | GREENFLOID-AS ROUTE 95 LLC, US |
| AS207167 | ➤ downstream | AMCCOMP-MASTER-BRNO mapnet IT services s.r.o., CZ |
| AS211085 | ➤ downstream | AMCCOMP-MASTER-PRAHA mapnet IT services s.r.o., CZ |
| AS212483 | ➡️ peer | LEVEL86 LEVEL EIGHTY-SIX COMMUNICATIONS LTD, GB |
| AS263444 | ➡️ peer | OPEN-X-TECNOLOGIA Open X Tecnologia Ltda, BR |