AS2852 — CESNET z.s.p.o. (CESNET2) | CZ
IRR
Prefixes
| 78.128.128.0/17 | CZ-TEN-34-20070410 | CESNET z.s.p.o., CZ |
| 146.102.0.0/16 | VSE-TCZ | Vysoka skola ekonomicka v Praze, Prague, CZ |
| 147.32.0.0/16 | CVUT-TCZ | Prague, CZ |
| 147.33.0.0/16 | VSCHT-TCZ | Praha 6, CZ |
| 147.228.0.0/16 | ZCU-TCZ | Plzen, CZ |
| 147.230.0.0/16 | TUL-TCZ | Liberec, CZ |
| 147.231.0.0/16 | CAS-TCZ | Praha, CZ |
| 147.251.0.0/16 | MUNI-TCZ | Brno, CZ |
| 158.194.0.0/16 | UPOL-TCZ | Univerzita Palackeho, Olomouc, CZ |
| 158.196.0.0/16 | VSB-TCZ | VSB - Technical University, Ostrava, CZ |
| 160.216.0.0/16 | UNOB-TCZ | Univerzita obrany, Brno, CZ |
| 160.217.0.0/16 | JCU-TCZ | University of South Bohemia, Ceske Budejovice, CZ |
| 185.8.160.0/22 | CZ-TEN-34-20121101 | CESNET z.s.p.o., CZ |
| 193.84.32.0/20 | CZU-T34CZ | Ceska zemedelska univerzita v Praze, Prague 6, CZ |
| 193.84.53.0/24 | CUNI-PI1-TCZ | Charles University, Prague, CZ |
| 193.84.55.0/24 | CUNI-PI2-TCZ | Charles University, CZ193.84.55.0-193.84.63.255 |
| 193.84.56.0/21 | CUNI-PI2-TCZ | Charles University, CZ193.84.55.0-193.84.63.255 |
| 193.84.80.0/22 | TEST-NET-TCZ | Prague 6, CZ |
| 193.84.104.0/22 | SFA-CTU | Czech Technical University, Prague, CZ |
| 193.84.116.0/23 | ICPF_CAS-TCZ | Institute of Chemical Process Fundamentals of the CAS, v.v.i., Prague 6, CZ |
| 193.84.160.0/20 | NRI-T34CZ | UJV Rez, a.s., Rez u Prahy, CZ |
| 193.84.192.0/19 | OPF_SLU-T34CZ | Slezska univerzita v Opave, Opava, Karvina, CZ |
| 193.84.192.0/20 | OPF_SLU-T34CZ | Slezska univerzita v Opave, CZ193.84.192.0/19 |
| 193.84.208.0/20 | OPF_SLU-T34CZ | Slezska univerzita v Opave, CZ193.84.192.0/19 |
| 195.113.0.0/16 | CZ-TEN-34-970317 | CESNET z.s.p.o., CZ |
| 195.178.64.0/19 | CZ-TEN-34-970226 | CESNET z.s.p.o., CZ |
Show Routing Summary (uu/dd debug)
uu: 2914, 6461, 6762, 6939, 21320 u4: 6461, 6762, 6939, 21320 u6: 2914, 6762, 6939 dd: 702, 2686, 5610, 6855, 16019, 16509, 34080, 42000, 48091, 51727, 61110, 197277, 197451, 198500, 199604, 199711, 200874, 201648, 202874, 203165, 204772, 208093, 210367, 210498, 212876, 213152 d4: 702, 2686, 5610, 6855, 16509, 34080, 42000, 48091, 51727, 61110, 197277, 197451, 199604, 199711, 200874, 201648, 202874, 204772, 208093, 210367, 210498, 212876, 213152 d6: 6855, 16019, 16509, 34080, 48091, 61110, 197277, 197451, 198500, 199604, 199711, 200874, 201648, 202874, 203165, 204772, 210367, 210498, 212876, 213152
Peering
| AS174 | ➡️ peer | COGENT-174 Cogent Communications LLC, US |
| AS553 | ➡️ peer | BELWUE Universitaet Stuttgart, DE |
| AS559 | ➡️ peer | SWITCH SWITCH, CH |
| AS702 | ➤ downstream | UUNET Verizon Business, US |
| AS1031 | ➡️ peer | PEER1-1031 PEER 1031 LLC, US |
| AS1103 | ➡️ peer | SURFNET-NL SURF B.V., NL |
| AS1267 | ➡️ peer | ASN-WINDTRE WIND TRE S.P.A., IT |
| AS1836 | ➡️ peer | GREEN green.ch AG, CH |
| AS1853 | ➡️ peer | ACONET ACONET, AT |
| AS2607 | ➡️ peer | SANET Zdruzenie pouzivatelov Slovenskej akademickej datovej siete SANET, SK |
| AS2686 | ➤ downstream | ATGS-MMD-AS AT&T Enterprises LLC, US |
| AS3212 | ➡️ peer | TELEMACH Telemach Slovenija d.o.o., SI |
| AS3214 | ➡️ peer | XTOM xTom GmbH, DE |
| AS3333 | ➡️ peer | RIPE-NCC-AS Reseaux IP Europeens Network Coordination Centre (RIPE NCC), NL |
| AS4230 | ➡️ peer | CLARO CLARO S.A., BR |
| AS4455 | ➡️ peer | BSO IX Reach Ltd, GB |
| AS4657 | ➡️ peer | STARHUB-INTERNET Starhub Ltd., SG |
| AS5405 | ➡️ peer | INTERDOTLINK Inter.link GmbH, DE |
| AS5610 | ➤ downstream | O2-CZECH-REPUBLIC O2 Czech Republic a.s., CZ |
| AS6057 | ➡️ peer | ADMINISTRACION-NACIONAL-TELECOMUNICACIONES Administracion Nacional de Telecomunicaciones, UY |
| AS6204 | ➡️ peer | ZET-NET INTERKVM HOST SRL, RO |
| AS6461 | 🔼 upstream | ZAYO-6461 Zayo Bandwidth, US |
| AS6663 | ➡️ peer | TTI-NET Euroweb Romania S.R.L., RO |
| AS6667 | ➡️ peer | EUNET-FINLAND Elisa Oyj, FI |
| AS6695 | ➡️ peer | DECIX-AS DE-CIX Management GmbH, DE |
| AS6777 | ➡️ peer | AMS-IX-RS Amsterdam Internet Exchange B.V., NL |
| AS6797 | ➡️ peer | GLOBALCONNECT-NET GlobalConnect AB, SE |
| AS6855 | ➤ downstream | SK-TELEKOM Slovak Telekom a.s., SK |
| AS6881 | ➡️ peer | NIXCZ NIX.CZ z.s.p.o., CZ |
| AS6939 | 🔼 upstream | HURRICANE Hurricane Electric LLC, US |
| AS7713 | ➡️ peer | TELKOMNET-AS-AP Telekomunikasi Indonesia (PT), ID |
| AS8218 | ➡️ peer | NEO-ASN Zayo Infrastructure France SA, FR |
| AS8298 | ➡️ peer | IPNG IPng Networks GmbH, CH |
| AS8758 | ➡️ peer | IWAY Iway AG, CH |
| AS8888 | ➡️ peer | XTOM xTom Pty Ltd, AU |
| AS9044 | ➡️ peer | SOLNET BSE Software GmbH, CH |
| AS12577 | ➡️ peer | MMC-AT-AS MMC GmbH, AT |
| AS12637 | ➡️ peer | SEEWEB SEEWEB s.r.l., IT |
| AS12779 | ➡️ peer | ITGATE IT.Gate S.p.A., IT |
| AS13030 | ➡️ peer | INIT7 Init7 (Switzerland) Ltd., CH |
| AS13237 | ➡️ peer | LAMBDANET-AS euNetworks GmbH, DE |
| AS14840 | ➡️ peer | BRDIGITAL-TELECOM BR.Digital Telecom, BR |
| AS15547 | ➡️ peer | NETPLUS netplus.ch SA, CH |
| AS15605 | ➡️ peer | CONNESI Connesi s.p.a., IT |
| AS15802 | ➡️ peer | DU-AS1 Emirates Integrated Telecommunications Company PJSC, AE |
| AS15958 | ➡️ peer | CETIN-DOO-AS CETIN Ltd. Belgrade, RS |
| AS16509 | ➤ downstream | AMAZON-02 Amazon.com Inc., US |
| AS17639 | ➡️ peer | CONVERGE-AS ComClark Network & Technology Corp, PH |
| AS18106 | ➡️ peer | VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG |
| AS20485 | ➡️ peer | TRANSTELECOM Joint Stock Company TransTeleCom, RU |
| AS20562 | ➡️ peer | OPEN-PEERING-AS Broadband Hosting B.V., NL |
| AS20723 | ➡️ peer | MGI AVONET s.r.o., CZ |
| AS20764 | ➡️ peer | RASCOM-AS CJSC RASCOM, RU |
| AS20766 | ➡️ peer | GITOYEN-MAIN-AS Association Gitoyen, FR |
| AS20932 | ➡️ peer | SIG-ST Services Industriels de Geneve, CH |
| AS20965 | ➡️ peer | GEANT GEANT Vereniging, NL |
| AS21320 | 🔼 upstream | GEANT-IAS-VRF GEANT Vereniging, NL |
| AS21412 | ➡️ peer | CGATES-AS UAB Cgates, LT |
| AS22356 | ➡️ peer | DURAND-BRASIL Durand do Brasil Ltda, BR |
| AS24482 | ➡️ peer | SGGS-AS-AP SG.GS, SG |
| AS24961 | ➡️ peer | MYLOC-AS WIIT AG, DE |
| AS25091 | ➡️ peer | IP-MAX IP-Max SA, CH |
| AS25220 | ➡️ peer | GLOBALNOC-AS equada network GmbH, DE |
| AS28716 | ➡️ peer | RETELIT-AS Retelit Digital Services S.p.A., IT |
| AS29075 | ➡️ peer | IELO IELO-LIAZO SERVICES SAS, FR |
| AS29140 | ➡️ peer | HOSTSERVER-AS Hostserver GmbH, DE |
| AS29504 | ➡️ peer | LBCFREE Freenet Liberec z.s., CZ |
| AS29691 | ➡️ peer | NINE Nine Internet Solutions AG, CH |
| AS30844 | ➡️ peer | LIQUID-AS Liquid Telecommunications Ltd, GB |
| AS31510 | ➡️ peer | IKB-AS Innsbrucker Kommunalbetriebe AG, AT |
| AS33891 | ➡️ peer | CORE-BACKBONE Core-Backbone GmbH, DE |
| AS34019 | ➡️ peer | HIVANE Hivane Association, FR |
| AS34080 | ➤ downstream | MIRAMO-AS MIRAMO spol. s.r.o., CZ |
| AS34177 | ➡️ peer | CELESTE-AS Celeste SAS, FR |
| AS34549 | ➡️ peer | MEER-AS meerfarbig GmbH & Co. KG, DE |
| AS34927 | ➡️ peer | IFOG-GMBH iFog GmbH, CH |
| AS35280 | ➡️ peer | F5 F5 Networks SARL, FR |
| AS35360 | ➡️ peer | GARGUNET Frederic Gargula, CH |
| AS35625 | ➡️ peer | EUROFIBER-FRANCE Eurofiber France SAS, FR |
| AS35710 | ➡️ peer | WEBERCLOUD weber.digital GmbH, DE |
| AS36236 | ➡️ peer | NETACTUATE NetActuate Inc, US |
| AS37100 | ➡️ peer | SEACOM-AS SEACOM Limited, MU |
| AS37468 | ➡️ peer | ANGOLA-CABLES Angola Cables, AO |
| AS37497 | ➡️ peer | NETWORK-PLATFORMS Network Platforms (PTY) LTD, ZA |
| AS37721 | ➡️ peer | VIRTUAL-TECHNOLOGIES-SOLUTIONS-SA Virtual Technologies & Solutions, BF |
| AS39120 | ➡️ peer | CONVERGENZE-AS Convergenze S.p.A., IT |
| AS39351 | ➡️ peer | ESAB-AS 31173 Services AB, SE |
| AS40994 | ➡️ peer | ALWYZON Hohl IT e.U., AT |
| AS41327 | ➡️ peer | FIBERTELECOM-AS Fiber Telecom S.p.A., IT |
| AS42000 | ➤ downstream | KAORA Futruy s.r.o., CZ |
| AS44901 | ➡️ peer | BELCLOUD Belcloud LTD, BG |
| AS45489 | ➡️ peer | SLT-GLOBAL Sri Lanka Telecom Ltd, LK |
| AS47147 | ➡️ peer | AS-ANX Anexia Cloud Solutions GmbH, AT |
| AS47692 | ➡️ peer | NESSUS Nessus GmbH, AT |
| AS48091 | ➤ downstream | ROWANET-AS Kraj Vysocina, CZ |
| AS48185 | ➡️ peer | TEAM-BLUE team.blue NV, BE |
| AS48362 | ➡️ peer | TKSWF-AS Stadtwerke Feldkirch, AT |
| AS48919 | ➡️ peer | UA-CITY-AS UACITY Ltd., UA |
| AS49544 | ➡️ peer | I3DNET i3D.net B.V, NL |
| AS49605 | ➡️ peer | DTS-AS Digital Telecommunication Services S.r.l., IT |
| AS50300 | ➡️ peer | CUSTDC CustodianDC Limited, GB |
| AS50673 | ➡️ peer | SERVERIUS-AS Serverius Holding B.V., NL |
| AS51184 | ➡️ peer | FONIRA Fonira Telekom GmbH, AT |
| AS51185 | ➡️ peer | MAINSTREAMING-AS MainStreaming SpA, IT |
| AS51727 | ➤ downstream | SKODAPOWER-AS Doosan Skoda Power s.r.o, CZ |
| AS51873 | ➡️ peer | AS-ARCADE Arcade Solutions AG, CH |
| AS55850 | ➡️ peer | MERCURYNZ-AS-AP Mercury NZ Limited, NZ |
| AS56987 | ➡️ peer | AS-ABACLOUDA ABACLOUDA SAS, FR |
| AS57777 | ➡️ peer | MASSAR Jeroen Massar, CH |
| AS58057 | ➡️ peer | SECUREBIT Securebit AG, CH |
| AS58299 | ➡️ peer | OPENFACTORY-AS Openfactory GmbH, CH |
| AS60606 | ➡️ peer | BLINDSPOT PRO-ZETA a.s., CZ |
| AS61110 | ➤ downstream | SITMP Sprava informacnich technologii mesta Plzne p.o., CZ |
| AS61568 | ➡️ peer | ALOO-TELECOM-FSF-TECNOLOGIA ALOO TELECOM - FSF TECNOLOGIA SA, BR |
| AS61573 | ➡️ peer | IP-TELECOM IP TELECOM, BR |
| AS64475 | ➡️ peer | FREIFUNK-FRANKFURT Freifunk Frankfurt am Main e.V., DE |
| AS142271 | ➡️ peer | DOUBLESQUARE-AS-AP DoubleSquare Networks Inc., PH |
| AS197277 | ➤ downstream | SUKL-AS State Institute for Drug Control, CZ |
| AS197451 | ➤ downstream | VUTBR-AS Brno University of Technology, CZ |
| AS198150 | ➡️ peer | SIACOM-AS SIACOM JSC, GE |
| AS198385 | ➡️ peer | ALPINEDC AlpineDC SA, CH |
| AS199524 | ➡️ peer | GCORE G-Core Labs S.A., LU |
| AS199604 | ➤ downstream | KU-AS OLOMOUCKY KRAJ, CZ |
| AS199711 | ➤ downstream | NCISA-AS National Cyber and Information Security Agency, CZ |
| AS200874 | ➤ downstream | LBC-AS-CZ Liberecky kraj, CZ |
| AS201648 | ➤ downstream | PLZ-AS-CZ Plzensky kraj, CZ |
| AS202297 | ➡️ peer | SKYLON Skylon Solutions Limited, GB |
| AS202874 | ➤ downstream | ZL-AS-CZ Zlinsky Kraj, CZ |
| AS204772 | ➤ downstream | RSD-CZ Reditelstvi silnic a dalnic s.p., CZ |
| AS205112 | ➡️ peer | PHILUNET PHILUNET GmbH, DE |
| AS206356 | ➡️ peer | FREIFUNK-ESSEN Freifunk Essen e.V., DE |
| AS208093 | ➤ downstream | MSK Moravskoslezsky kraj, CZ |
| AS209823 | ➡️ peer | ENKI-AS Enki Multimedia EURL, FR |
| AS210367 | ➤ downstream | KZCR Krajska zdravotni a.s., CZ |
| AS210498 | ➤ downstream | VYSOCINA-HSOC Kraj Vysocina, CZ |
| AS210937 | ➡️ peer | SHOWFOM Xiufeng Guo, DE |
| AS212876 | ➤ downstream | CZ-PARDUBICKYKRAJ Pardubicky Kraj, CZ |
| AS213151 | ➡️ peer | CHRISELSEN Christian Elsen, DE |
| AS213152 | ➤ downstream | NBU Narodni bezpecnostni urad Czech Republic, CZ |
| AS263152 | ➡️ peer | MIGO-TELECOM MIGO TELECOM, BR |
| AS263444 | ➡️ peer | OPEN-X-TECNOLOGIA Open X Tecnologia Ltda, BR |
| AS264479 | ➡️ peer | TURBOZONE-INTERNET Turbozone Internet, BR |
252