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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 |
| — |
| 0 |
| AS52139SK | SLOVANET-CARISMA Slovanet a.s. | — | 524.3K | 1 |
| AS218305SK | COOLNET-SK CoolNet, s.r.o. | — | — | 0 |
| AS215111SK | Lenovo-Germany-AS Lenovo (Slovakia) s.r.o. | — | — | 0 |
| AS200771SK | ELFA-SK-AS Elfa, s.r.o | — | — | 0 |
| AS20581SK | MaximalNet_AS1 Jan Mindzak | — | — | 0 |
| AS39774SK | PIXEL-FEDERATION PIXEL FEDERATION, s.r.o. | — | — | 0 |
| AS20579SK | SWAN SWAN, a.s. | — | — | 0 |
| AS58245SK | AMENET-as Insignia Lifestyle Services s. r. o. | — | — | 0 |
| AS6803SK | SWAN SWAN, a.s. | — | — | 0 |
| AS204070SK | ZSDIS Zapadoslovenska distribucna, a.s. | — | — | 0 |
| AS199784SK | GNS Global Network Systems s.r.o. | — | — | 0 |
| AS215798SK | OSTV-sk OSTV s.r.o. | — | — | 0 |
| AS48211SK | INFSK Infinity Telecom SK s.r.o. | — | — | 0 |
| AS47867SK | SSE Stredoslovenska energetika Holding, a. s. | — | 1 | 1 |
| AS57539SK | MEGASERVER-AS eServer s.r.o. | — | — | 0 |
| AS51558SK | SMTLB-AS StormWall s.r.o. | — | — | 0 |
| AS201090SK | POIX-AS Condornet, s.r.o. | — | — | 0 |
| AS16160SK | SWAN SWAN, a.s. | — | — | 0 |
| AS210263SK | SEALIT SEAL IT Services, s.r.o. | — | — | 0 |
| AS6658SK | NAPRI s.r.o. | — | — | 0 |
| AS205523SK | DIT-AS2 DONAU INFORMATIK s.r.o. | — | — | 0 |
| AS200399SK | SweetTV VAN GROUP sro | — | — | 0 |
| AS8288SK | AS-BENESTRA-NEXTRA SWAN, a.s. | — | — | 0 |
| AS48689SK | WEBGLOBE-SK-AS Webglobe, a.s. | — | — | 0 |