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Data as of Nov 9, 2026

78.128.128.0/17

78 residential-proxy exits · 30 days

CESNET z.s.p.o.

Announcement
this exact prefix
RPKI valid
Announced by
AS2852
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
78
0.24% of its addresses · 30 days
Always-on exits
1
1.3% of its exits
Spread
22 of 128
/24s with at least one exit
Providers
42
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

4.2K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
78.128.191.0/24135
78.128.154.0/2404
78.128.212.0/2404
78.128.152.0/2404
78.128.159.0/2403
78.128.151.0/2403
78.128.155.0/2403
78.128.148.0/2403
78.128.158.0/2402
78.128.203.0/2402
78.128.156.0/2402
78.128.153.0/2402
78.128.186.0/2402
78.128.179.0/2401
78.128.182.0/2401
78.128.167.0/2401
78.128.189.0/2401
78.128.157.0/2401
78.128.165.0/2401
78.128.147.0/2401
78.128.213.0/2401
78.128.221.0/2401

Proxy providers listing exits

  • 711Proxy
  • 9Proxy
  • AnyIP
  • BottingTools
  • Byteful
  • CatProxies
  • Decodo
  • EZProxies
  • EnigmaProxy
  • FastProxy
  • Geonode
  • GhostConnect
  • HideProxy
  • IPFly
  • IPRoyal
  • InfiniteProxies
  • LemonBright
  • LudaxProxy
  • NSocks
  • NextProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PrivateProxy
  • ProxiesVision
  • Proxiware
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • Proxying
  • PuraRoute
  • RainProxy
  • ResiProxies
  • SPYDERPROXY_BASIC
  • Shifter
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • VitalExclusive
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
78.128.128.0/1732,768CZ-TEN-34-20070410CESNET z.s.p.o. (ORG-CA9-RIPE) · CZALLOCATED PAApr 10, 2007abuse@cesnet.cz
└ 78.128.128.0 - 78.128.146.2554,864OSU-TCZUniversity of Ostrava (ORG-UOO2-RIPE)ASSIGNED PAJun 15, 2007abuse@osu.cz
└ 78.128.147.0/24256MENDELU-TCZMendelova univerzita v Brne (ORG-MZAL1-RIPE)ASSIGNED PADec 21, 2012abuse@mendelu.cz
└ 78.128.148.0 - 78.128.159.2553,072UPCE-5-TCZUniverzita Pardubice (ORG-UOP5-RIPE)ASSIGNED PAMar 6, 2008abuse@upce.cz
└ 78.128.160.0 - 78.128.207.25512,288CUNI-2-TCZCharles University (ORG-CUIP2-RIPE) · CZASSIGNED PAJun 29, 2007abuse@cuni.cz
└ 78.128.208.0 - 78.128.209.127384CUNI-MARLAZ-TCZCharles University (ORG-CUIP2-RIPE) · CZASSIGNED PAJan 13, 2010abuse@cuni.cz
└ 78.128.210.0/25128CESNET-META-CBCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJan 10, 2013abuse@cesnet.cz
└ 78.128.211.0/24256CESNET-VIRTUALCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAFeb 15, 2013abuse@cesnet.cz
└ 78.128.212.0/2664CESNET-ROAMX2CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAMar 21, 2014abuse@cesnet.cz
└ 78.128.212.64/2664CESNET-HSM4CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAOct 31, 2017abuse@cesnet.cz
└ 78.128.213.0/24256HKNET-TCZCharles University, Faculty of Pharmacy (ORG-CUFO1-RIPE)ASSIGNED PAJul 4, 2014abuse@hknet.cz
└ 78.128.214.0/2664CESNET-FLABCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJul 9, 2014abuse@cesnet.cz
└ 78.128.214.64/312KR_PLZENSKY-IC2-TCZPlzensky kraj (ORG-PK29-RIPE) · CZASSIGNED PAApr 29, 2015abuse@kr-plzensky.cz
└ 78.128.214.66/312CUNI-HBS2-TCZCharles University (ORG-CUIP2-RIPE) · CZASSIGNED PAFeb 5, 2016abuse@cuni.cz
└ 78.128.214.68/312MUHT-TCZMesto Horsovsky Tyn (ORG-MHT1-RIPE)ASSIGNED PAApr 27, 2016abuse@muht.cz
└ 78.128.214.70/312CESNET-FLABCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAMar 13, 2025abuse@cesnet.cz
└ 78.128.214.72/298NEMOCNICE_STOD-TCZStodska nemocnice, a.s (ORG-SNA50-RIPE)ASSIGNED PAApr 30, 2015abuse@nemocnicepk.cz
└ 78.128.214.80/2816MUHT-TCZMesto Horsovsky Tyn (ORG-MHT1-RIPE)ASSIGNED PAApr 27, 2016abuse@muht.cz
└ 78.128.214.96/2816LFP_CUNI-TCZUniverzita Karlova, Lekarska fakulta v Plzni (ORG-UKLF1-RIPE)ASSIGNED PAAug 18, 2016abuse@lfp.cuni.cz
└ 78.128.214.112/2816MESTOSTOD-TCZMesto Stod (ORG-MS597-RIPE)ASSIGNED PAFeb 1, 2019abuse@mestostod.cz
└ 78.128.214.128/2732CESNET-STORAGE-TEST1CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAAug 30, 2016abuse@cesnet.cz
└ 78.128.214.160/304MESTOSTOD-TCZMesto Stod (ORG-MS597-RIPE)ASSIGNED PAFeb 1, 2019abuse@mestostod.cz
└ 78.128.214.164/304FNPLZEN-VRF-TCZFakultni nemocnice Plzen (ORG-FNP1-RIPE)ASSIGNED PAOct 10, 2024abuse@fnplzen.cz
└ 78.128.214.192/2664CESNET-FLAB3CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAApr 14, 2023abuse@cesnet.cz
└ 78.128.215.0/24256MUNI-CERIT-SP-TCZMasaryk University FI CSU (ORG-MUFC1-RIPE)ASSIGNED PAAug 4, 2014vtp-abuse@fi.muni.cz
└ 78.128.216.0/24256CESNET-VIRTUALCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJun 22, 2016abuse@cesnet.cz
└ 78.128.217.128/2732CESNET-FLAB-TLH-LABCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAFeb 15, 2024abuse@cesnet.cz
└ 78.128.217.224/2732CESNET-HAAASCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAAug 2, 2017abuse@cesnet.cz
└ 78.128.218.0/2664CESNET-VIRTUALCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAApr 28, 2017abuse@cesnet.cz
└ 78.128.218.64/2816CESNET-PRNTHCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAOct 19, 2022abuse@cesnet.cz
└ 78.128.218.80/298CESNET-NATTHCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAOct 27, 2022abuse@cesnet.cz
└ 78.128.218.88/312CESNET-LETHARGICCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAApr 11, 2024abuse@cesnet.cz
└ 78.128.218.90/312CESNET-DCCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PADec 1, 2025abuse@cesnet.cz
└ 78.128.218.112/2816CESNET-LIBWIFITHCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJun 5, 2023abuse@cesnet.cz
└ 78.128.218.128/25128CESNET-W2LANTHCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PASep 20, 2022abuse@cesnet.cz
└ 78.128.219.0/24256CESNET-FLAB2CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJun 7, 2018abuse@cesnet.cz
└ 78.128.220.0 - 78.128.220.1112ZSBRVE-TCZZS Pardubice, Bratrancu Veverkovych 866 (ORG-ZPBV1-RIPE)ASSIGNED PAAug 17, 2018abuse@mmp.cz
└ 78.128.220.12 - 78.128.220.2312ZSOHRAZENICE-TCZZS a MS Pardubice-Ohrazenice, Trnovska 159 (ORG-ZAMP1-RIPE)ASSIGNED PAAug 17, 2018abuse@mmp.cz
└ 78.128.220.24 - 78.128.220.3512ZSPOLABINY1-TCZZS Pardubice-Polabiny Druzstevni 305 (ORG-ZPD2-RIPE)ASSIGNED PAAug 17, 2018abuse@mmp.cz
└ 78.128.220.36 - 78.128.220.4712ZSPOL3-TCZZS Pardubice-Polabiny npor. Eliase 344 (ORG-ZPNE1-RIPE)ASSIGNED PAAug 17, 2018abuse@mmp.cz
└ 78.128.220.48 - 78.128.220.5912ZS_SPORILOV-TCZZS Pardubice-Sporilov Kotkova 1287 (ORG-ZPK1-RIPE)ASSIGNED PAAug 17, 2018abuse@mmp.cz
└ 78.128.220.60 - 78.128.220.7112ZSSTANKOVA-TCZZS Pardubice Stankova 128 (ORG-ZPS5-RIPE)ASSIGNED PAAug 17, 2018abuse@mmp.cz
└ 78.128.220.72 - 78.128.220.8312ZS_STUDANKA-TCZZS Pardubice - Studanka (ORG-ZPS7-RIPE)ASSIGNED PAAug 17, 2018abuse@zs-studanka.cz
└ 78.128.220.84 - 78.128.220.9512ZSZAVODUMIRU-TCZZS Zavodu miru (ORG-ZZM1-RIPE)ASSIGNED PAAug 17, 2018abuse@mmp.cz
└ 78.128.221.0/2816VURV-2-TCZVyzkumny ustav rostlinne vyroby, v.v.i. (ORG-VURV1-RIPE)ASSIGNED PAOct 18, 2023abuse@vurv.cz
└ 78.128.221.16/304VURV-2-TCZVyzkumny ustav rostlinne vyroby, v.v.i. (ORG-VURV1-RIPE)ASSIGNED PAOct 18, 2023abuse@vurv.cz
└ 78.128.222.0/24256CESNET-4ROAMCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJan 23, 2024abuse@cesnet.cz
└ 78.128.223.0/24256SENAT-TCZKancelar Senatu - Senat PCR (ORG-KSSP2-RIPE)ASSIGNED PAMay 28, 2024abuse@senat.cz
└ 78.128.224.0/24256CESNET-BRNOCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAAug 16, 2024abuse@cesnet.cz
└ 78.128.225.0/25128CESNET-BRNO2CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAAug 21, 2024abuse@cesnet.cz
└ 78.128.225.128/2816CESNET-BRNO3CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAAug 21, 2024abuse@cesnet.cz
└ 78.128.225.144/298CESNET-BRNO4CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAAug 21, 2024abuse@cesnet.cz
└ 78.128.228.0/221,024CESNET-DUCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJun 18, 2025abuse@cesnet.cz
└ 78.128.234.0/24256CESNET-META-BRNO-OSTRAVACESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAApr 9, 2026abuse@cesnet.cz
└ 78.128.235.0/24256CESNET-CLOUD-BRNO-TMPCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PASep 4, 2024abuse@metacentrum.cz
└ 78.128.236.0/23512CESNET-DATASTORAGE2CESNET, z.s.p.o.ASSIGNED PAMay 18, 2023abuse@cesnet.cz
via CZ-TEN-34-20070410
└ 78.128.238.0/23512CESNET-META2-BRNOCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAJun 13, 2022abuse@cesnet.cz
└ 78.128.240.0/221,024CESNET-METACESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PASep 16, 2019abuse@cesnet.cz
└ 78.128.244.0/23512CESNET-DATASTORAGE1CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PANov 13, 2018abuse@cesnet.cz
└ 78.128.246.0/24256CESNET-VIRTUAL2CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAMay 15, 2019abuse@cesnet.cz
└ 78.128.247.0/24256CESNET-VIRTUAL2CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAMay 15, 2019abuse@cesnet.cz
└ 78.128.248.0/23512CESNET-DCCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PAMay 7, 2021abuse@cesnet.cz
└ 78.128.250.0/23512CESNET-DCCESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PANov 20, 2025abuse@cesnet.cz
└ 78.128.252.0/221,024CESNET-LAB2CESNET z.s.p.o. (ORG-CA9-RIPE) · CZASSIGNED PASep 25, 2012abuse@cesnet.cz

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS2852

CZ
Name
CESNET z.s.p.o.
Type
Education
Registered
Dec 20, 1993
Domain
cesnet.cz
Website
www.cesnet.cz
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed