Loading…
How Czechia ranks worldwide on dormant space, the transfer market, routing security and address density.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Czechia over time.
The largest autonomous systems registered to Czechia by IPv4 footprint.
Czechia against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
714 autonomous systems registered to Czechia. Click an AS for detail.
| 11 |
| AS2571CZ | DHLNET - DHL Information Services (Europe) s.r.o | 438.5K | 100 |
| AS29208CZ | QUANTCOM-AS Quantcom, a.s. | 274.4K | 41 |
| AS28725CZ | CETIN-AS CETIN a.s. | 265.2K | 10 |
| AS30764CZ | PODA-AS PODA a.s. | 220.4K | 21 |
| AS42908CZ | CZ-NORDICTELECOMREGIONAL O2 Czech Republic, a.s. | 183.3K | 44 |
| 1K |
| 524.3K |
| 3 |
| AS202556CZ | ASKRIVONET Blond & Brown s.r.o. | 1K | — | 1 |
| AS198346CZ | NETFORMS-AS NETFORMS s.r.o. | 1K | 196.6K | 7 |
| AS39455CZ | Tlapnet-SK-AS Jiri Tlapak | 1K | — | 1 |
| AS204943CZ | NTVcable NTV cable s.r.o. | 1K | 524.3K | 2 |
| AS196952CZ | ASBEZVANET BEZVANET s.r.o. | 1K | 65.5K | 4 |
| AS204351CZ | NAM NAM system, a.s. | 1K | — | 4 |
| AS197353CZ | INGMS_CZ NN Management Services, s.r.o. | 1K | — | 3 |
| AS44770CZ | SAVVY-AS Savvy s.r.o. | 1K | 1 | 2 |
| AS211731CZ | MPSV-AS-CZ Ministry of labour and social affairs | 1K | 1 | 3 |
| AS51382CZ | COMANET-NETWORK Ing. Leos Janouch | 1K | 1 | 2 |
| AS62405CZ | Brouzdal Brouzdal, s.r.o. | 1K | 65.5K | 2 |
| AS204372CZ | PPFBANKA PPF banka a.s. | 1K | — | 2 |
| AS199298CZ | GIGANETcz Jan Stetina | 1K | 65.5K | 2 |
| AS205044CZ | MOSES MOSES Internet s.r.o. | 1K | 524.3K | 2 |
| AS206287CZ | LYSAFREE-NET LysaFree, z.s. | 1K | — | 1 |
| AS200635CZ | INTERCONNECT pragmatel s.r.o. | 1K | 65.5K | 2 |
| AS51744CZ | ASJABLONKA Non-profit organization Jablonka.cz | 1K | 1 | 2 |
| AS201447CZ | AS_CNB The Czech National Bank | 1K | — | 4 |
| AS205345CZ | HORALNET HoralNET s.r.o. | 1K | 524.3K | 2 |
| AS13199CZ | DOUBRAVA-NET Jaroslav Doubrava | 1K | 524.3K | 2 |
| AS201533CZ | UNITED_NETWORKS_SE United Networks SE | 1K | — | 1 |
| AS201116CZ | VybezekNET Vybezek.NET s.r.o. | 1K | 524.3K | 2 |
| AS204772CZ | RSD-CZ Reditelstvi silnic a dalnic s.p. | 1K | 65.5K | 2 |
| AS204567CZ | ASPCKBnet PCKBnet s.r.o. | 1K | — | 1 |
| AS203550CZ | I2NET i2net cz s.r.o. | 1K | 524.3K | 2 |
| AS197895CZ | ONYX-AS ONYX engineering, spol. s r.o. | 1K | 65.5K | 2 |
| AS201608CZ | HovNet-AS HovNet-SERVIS s.r.o. | 1K | 65.5K | 4 |
| AS59925CZ | GIGASERVER Seonet Multimedia s.r.o. | 1K | 65.5K | 2 |
| AS198143CZ | CESKAPOSTA-AS Ceska Posta s.p. | 1K | 1 | 4 |
| AS208466CZ | egdsro EG.D, s.r.o. | 1K | — | 1 |
| AS47681CZ | RIOMEDIA O2 Czech Republic, a.s. | 1K | — | 1 |
| AS58220CZ | PEGASNET Tomas Budai | 1K | 65.5K | 2 |
| AS20643CZ | CZ-PILSFREESERVIS-AS PilsFree servis, s.r.o. | 1K | 524.3K | 2 |
| AS41779CZ | LAJSINET LajsiNET s.r.o. | 1K | 524.3K | 2 |
| AS203376CZ | MAILKIT Mailkit s.r.o. | 1K | 524.3K | 6 |
| AS12984CZ | PILSFREE PilsFree, z. s. | 1K | 524.3K | 2 |
| AS50067CZ | cesal CESAL s.r.o. | 1K | 524.3K | 5 |
| AS212876CZ | CZ-PARDUBICKYKRAJ Pardubicky Kraj | 1K | 524.3K | 2 |
| AS208847CZ | ASfryzl Martin Fryzl | 1K | — | 1 |
| AS200828CZ | THOSTING-AS TERMS a.s. | 1K | 524.3K | 2 |
| AS201625CZ | UNITED_NETWORKS_SE United Networks SE | 1K | 524.3K | 2 |
| AS209947CZ | mwifi M-wifi internet s.r.o. | 1K | 524.3K | 2 |
| AS208060CZ | DRMAX-BDC Dr. Max BDC, s.r.o. | 1K | 524.3K | 4 |
| AS51661CZ | ALLSTARNET UVT Internet s.r.o. | 1K | — | 4 |
| AS206587CZ | daktela-cz Daktela s.r.o. | 1K | — | 4 |
| AS206784CZ | Josefov Internet Praha Josefov s.r.o. | 1K | 524.3K | 2 |