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How Slovakia ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Slovakia over time.
The largest autonomous systems registered to Slovakia by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS2607SK | SANET Zdruzenie pouzivatelov Slovenskej akademickej datovej siete SANET | 1.1M | 36 |
| AS6855SK | SK-TELEKOM Slovak Telekom, a.s. | 664.8K | 48 |
| AS213609SK | UPCBroadbandSlovakia Upc Broadband Slovakia s.r.o. | 352.3K | 18 |
| AS5578SK | AS-BENESTRA SWAN, a.s. | 330K | 58 |
| AS15962SK | OSK-DNI Orange Slovensko a.s. | 261.4K |
Slovakia 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.
228 autonomous systems registered to Slovakia. Click an AS for detail.
| 18 |
| AS8257SK | SLOVANET-BROADBAND Slovanet a.s. | 156.7K | 13 |
| AS31117SK | ENERGOTEL-AS ENERGOTEL a.s. | 54K | 20 |
| AS42841SK | ANTIK ANTIK Telecom s.r.o | 50.2K | 9 |
| AS28952SK | O2BSSK O2 Business Services, a.s | 43.3K | 11 |
| AS29405SK | VNET-AS VNET a.s. | 37.6K | 45 |
| 1K |
| 524.3K |
| 4 |
| AS196900SK | AXALNET-AS Axalnet, s.r.o. | 1K | — | 1 |
| AS50925SK | Gemernet Gemernet s.r.o. | 1K | — | 4 |
| AS201997SK | SK-MCOM-AS MCOM-NET s.r.o. | 1K | 65.5K | 5 |
| AS57716SK | ASSKYNET Skynet Telecom s.r.o. | 1K | — | 4 |
| AS29531SK | VM-AS VM Telecom, s.r.o. | 1K | — | 3 |
| AS198113SK | sk-vodotika-1-as VODOTIKA, a.s. | 1K | 65.5K | 2 |
| AS205164SK | SzariAS AIR-Optic Solutions s.r.o. | 1K | — | 1 |
| AS203933SK | SK-DC-AS DataCentrum | 1K | — | 4 |
| AS49460SK | filleck Filleck s.r.o. | 1K | 65.5K | 5 |
| AS60791SK | HGDATA HGdata s.r.o. | 1K | 65.5K | 2 |
| AS209998SK | activenet ActiveNet, s.r.o. | 1K | — | 1 |
| AS201702SK | SKHOSTING-EU skHosting.eu s.r.o. | 1K | 786.4K | 5 |
| AS205168SK | Maxnetwork MAXNETWORK s.r.o. | 1K | — | 1 |
| AS208429SK | PLATON-AS Platon Technologies, s.r.o. | 1K | 524.3K | 2 |
| AS1922SK | SIX-SK-IX-SERVICES - IDDQD-AS | 1K | 1 | 4 |
| AS202876SK | as_bbnw BBNW s.r.o. | 1K | — | 1 |
| AS60585SK | SITEL-VSAT-ASN SITEL-VSAT sro | 1K | 65.5K | 2 |
| AS24791SK | Diablo Direct Development, s.r.o. | 1K | — | 1 |
| AS60296SK | METRONET-AS Spoje, s.r.o. | 1K | — | 1 |
| AS60715SK | LOMBARD Lombard s.r.o. | 1K | — | 4 |
| AS200355SK | CADCANET CadcaNet plus s. r. o. | 1K | — | 3 |
| AS60895SK | LEKOS LEKOS, s.r.o. | 1K | 524.3K | 3 |
| AS34633SK | TRMX-AS Tiramix s.r.o. | 1K | — | 2 |
| AS209100SK | tpnet TP NET Plus s.r.o | 1K | — | 1 |
| AS206194SK | DobryInternet-AS Dobry internet s. r. o. | 1K | — | 3 |
| AS208670SK | BITCOMP-AS BitComp s.r.o. | 1K | — | 1 |
| AS41318SK | FIRST-DATA-SLOVAKIA-AS First Data Slovakia s.r.o. | 1.3K | — | 2 |
| AS61241SK | DIT-AS1 DONAU INFORMATIK s.r.o. | 1.3K | — | 3 |
| AS57801SK | SK-NIC-AS SK-NIC, a.s. | 1.3K | 2 | 7 |
| AS201841SK | SK-PETITPRESS-ASN Petit Press, a.s. | 1.3K | — | 4 |
| AS202819SK | DATASYS DATASYS - edoma.net s.r.o. | 1.5K | — | 3 |
| AS206198SK | ELVISDK-AS ELVISDK, s.r.o. | 1.5K | — | 2 |
| AS216083SK | PRVAINTERNETOVA Prva internetova, s.r.o | 1.5K | 524.3K | 5 |
| AS206759SK | sytra Sytra, s.r.o. | 1.5K | — | 2 |
| AS35493SK | Belnet Belnet Snina, s.r.o. | 1.8K | — | 3 |
| AS57566SK | ASWIRCOM Wircom s.r.o. | 2K | — | 1 |
| AS43248SK | ISPER-ASN ISPER, s.r.o. | 2K | — | 1 |
| AS30929SK | GOLEMTECH-AS GOLEM TECH s.r.o. | 2K | 1M | 6 |
| AS205055SK | geetoo-sk Geetoo Technology SK s. r. o. | 2K | 65.5K | 6 |
| AS60533SK | SateliX SateliX s.r.o. | 2K | 131.1K | 6 |
| AS206110SK | AS-1CL 1 Cloud Lab s.r.o. | 2K | — | 5 |
| AS6862SK | GRATEX GraTex International a.s. | 2.3K | — | 8 |
| AS197398SK | ASTESMEDiA TES Media s.r.o. | 2.3K | — | 3 |
| AS50881SK | ESET-AS ESET, spol. s r.o. | 2.3K | 6 | 15 |
| AS50128SK | CNC CNC, a.s. | 2.3K | 65.5K | 3 |
| AS56656SK | DETRONICS Detronics s.r.o. | 2.3K | — | 2 |