Country
Switzerland
Autonomous systems registered in Switzerland, largest IPv4 address space first.
Routed networks
785
of 1,066 registered
IPv4 addresses
22.04M
4,675 prefixes
IPv6 prefixes
1,285
CH
Networks
| AS | Network | IPv4 addresses | IPv4 prefixes | IPv6 prefixes | Upstreams | Downstreams |
|---|---|---|---|---|---|---|
| AS3303 | Swisscom (Schweiz) AG | 8.16M | 342 | 49 | 56 | 1,153 |
| AS6730 | Sunrise GmbH | 3.80M | 155 | 19 | 7 | 199 |
| AS559 | SWITCH | 2.19M | 117 | 9 | 32 | 6 |
| AS1836 | green.ch AG | 493K | 78 | 5 | 25 | 657 |
| AS2047 | La Roche Ltd. | 373K | 24 | 5 | 5 | 0 |
| AS513 | European Organization for Nuclear Research | 355K | 20 | 2 | 9 | 6 |
| AS8803 | Migros-Genossenschafts-Bund | 330K | 12 | 0 | 3 | 0 |
| AS15600 | Quickline AG | 321K | 70 | 22 | 13 | 3 |
| AS12350 | VTX Services SA | 310K | 30 | 2 | 2 | 2 |
| AS21449 | Etat de Geneve | 273K | 18 | 1 | 12 | 0 |
| AS33845 | Swiss Federation represented by FOITT | 200K | 12 | 1 | 10 | 0 |
| AS62044 | Zscaler Switzerland GmbH | 185K | 513 | 42 | 65 | 0 |
| AS13030 | Init7 (Switzerland) Ltd. | 183K | 69 | 21 | 33 | 365 |
| AS8758 | Iway AG | 176K | 46 | 7 | 28 | 24 |
| AS20868 | ABB Information Systems Ltd | 168K | 22 | 0 | 5 | 0 |
| AS12511 | Die Schweizerische Post AG | 166K | 4 | 3 | 1 | 0 |
| AS8640 | Zurich Insurance Company AG | 150K | 10 | 0 | 2 | 0 |
| AS15675 | Direction generale du numerique et des systemes d'information (DGNSI) Etat de Vaud | 140K | 31 | 0 | 3 | 0 |
| AS15547 | netplus.ch SA | 135K | 37 | 3 | 23 | 5 |
| AS8414 | Telecommunication Union | 132K | 5 | 1 | 2 | 0 |
| AS13283 | Bank Julius Baer & Co. AG | 131K | 3 | 1 | 3 | 0 |
| AS25021 | Etat de Fribourg | 131K | 2 | 0 | 2 | 0 |
| AS6772 | ImproWare AG | 116K | 5 | 1 | 8 | 10 |
| AS8821 | WWZ Telekom AG | 109K | 9 | 3 | 26 | 5 |
| AS9044 | BSE Software GmbH | 102K | 19 | 6 | 38 | 17 |
| AS15623 | Cyberlink AG | 101K | 36 | 6 | 13 | 21 |
| AS15796 | Salt Mobile SA | 98.30K | 2 | 1 | 23 | 0 |
| AS29222 | Infomaniak Network SA | 95.49K | 35 | 4 | 13 | 5 |
| AS28686 | Aveniq AG | 93.95K | 26 | 5 | 4 | 0 |
| AS15585 | Finanzdirektion des Kantons Bern | 81.92K | 7 | 1 | 2 | 0 |
| AS49071 | Schweizerische Radio- und Fernsehgesellschaft | 68.10K | 5 | 0 | 2 | 0 |
| AS200233 | Berner Fachhochschule | 67.84K | 3 | 2 | 1 | 0 |
| AS34578 | Bedag Informatik AG | 65.79K | 2 | 1 | 9 | 0 |
| AS28810 | World Health Organization (WHO) | 65.79K | 2 | 0 | 2 | 0 |
| AS200544 | AFCSO | 65.54K | 1 | 1 | 10 | 0 |
| AS15661 | J. Safra Sarasin AG | 65.54K | 1 | 0 | 2 | 0 |
| AS21232 | Genossenschaft GGA Maur | 61.70K | 19 | 2 | 7 | 0 |
| AS12620 | Ticinocom SA | 50.69K | 7 | 1 | 3 | 1 |
| AS15576 | NTS workspace AG | 47.62K | 43 | 13 | 28 | 34 |
| AS35518 | sasag Kabelkommunikation AG | 40.96K | 7 | 1 | 3 | 1 |
| AS61098 | Akenes SA | 39.17K | 47 | 20 | 25 | 0 |
| AS41872 | Quickline AG | 39.17K | 17 | 2 | 3 | 2 |
| AS41549 | Elektrizitaets- und Wasserwerk der Stadt Buchs SG | 36.61K | 11 | 2 | 10 | 0 |
| AS213196 | Universitaetsspital Basel | 35.33K | 11 | 0 | 2 | 0 |
| AS34781 | Services Industriels de Lausanne (SIL) | 34.05K | 3 | 0 | 2 | 1 |
| AS12651 | IP worldcom SA | 32.77K | 2 | 1 | 2 | 0 |
| AS24952 | Firmenich SA | 32.77K | 1 | 0 | 1 | 0 |
| AS42346 | NorthC Schweiz AG | 31.49K | 15 | 2 | 27 | 16 |
| AS24951 | EveryWare AG | 29.44K | 26 | 1 | 13 | 6 |
| AS29691 | Nine Internet Solutions AG | 29.18K | 11 | 3 | 8 | 15 |
| AS21040 | EKT AG | 26.88K | 9 | 2 | 21 | 0 |
| AS15517 | Netstream Holding AG | 26.62K | 3 | 1 | 9 | 0 |
| AS44885 | Ello communications S.A. | 24.83K | 4 | 1 | 2 | 1 |
| AS21466 | Kabelfernsehen Bodeli AG | 23.55K | 7 | 1 | 2 | 0 |
| AS208172 | Proton AG | 23.30K | 91 | 0 | 5 | 0 |
| AS10100 | UBS Group AG | 23.30K | 67 | 6 | 11 | 1 |
| AS39440 | netplusFR SA | 21.76K | 6 | 0 | 1 | 1 |
| AS51395 | Datasource AG | 20.48K | 26 | 10 | 9 | 5 |
| AS31736 | senseLAN GmbH | 19.46K | 19 | 9 | 12 | 3 |
| AS33965 | LITECOM AG | 19.46K | 10 | 2 | 11 | 13 |
| AS47617 | Wagner AG Informatik Dienstleistungen | 19.46K | 8 | 0 | 6 | 0 |
| AS39544 | VOe multimedia SA | 18.43K | 4 | 0 | 1 | 0 |
| AS201319 | Stadt Zuerich, Organisation und Informatik | 18.43K | 2 | 1 | 2 | 0 |
| AS29356 | Nestle Operational Services Worldwide SA | 17.66K | 9 | 0 | 2 | 0 |
| AS25435 | META10 AG | 17.41K | 68 | 0 | 6 | 0 |
| AS206433 | SITA Switzerland Sarl | 17.15K | 6 | 0 | 3 | 0 |
| AS8883 | AG | 16.64K | 49 | 12 | 4 | 1 |
| AS34288 | Kantonsschule Zug | 16.64K | 5 | 2 | 32 | 3 |
| AS50837 | CLOUDSIGMA AG | 16.38K | 43 | 7 | 23 | 1 |
| AS13267 | Kantonalbank | 16.38K | 5 | 0 | 3 | 0 |
| AS207308 | Bank Julius Baer & Co. Ltd | 16.38K | 3 | 1 | 3 | 0 |
| AS29296 | Amt fuer Informatik und Organisation des Kantons Solothurn | 16.38K | 3 | 0 | 2 | 0 |
| AS214898 | Kanton Basel-Stadt | 16.38K | 1 | 0 | 1 | 0 |
| AS25091 | IP-Max SA | 15.87K | 25 | 7 | 46 | 883 |
| AS212865 | netconnect AG | 15.10K | 26 | 3 | 10 | 2 |
| AS31662 | connecta ag | 15.10K | 11 | 5 | 9 | 2 |
| AS31424 | Netrics AG | 14.85K | 15 | 6 | 23 | 5 |
| AS25375 | LeuPuls AG | 14.85K | 6 | 2 | 8 | 0 |
| AS20648 | TMN SA | 14.59K | 57 | 0 | 7 | 1 |
| AS12333 | Cheops Technology Switzerland SA | 13.82K | 6 | 1 | 9 | 0 |
| AS21069 | METANET AG | 13.82K | 6 | 1 | 1 | 0 |
| AS213929 | UP-NETWORK Sarl | 13.31K | 36 | 3 | 5 | 1 |
| AS9042 | SIX Group Services AG | 13.31K | 10 | 3 | 2 | 0 |
| AS24889 | Monzoon Networks AG | 13.31K | 5 | 1 | 16 | 2 |
| AS61174 | Glattwerk AG | 13.31K | 5 | 1 | 8 | 1 |
| AS50785 | Netrics AG | 12.80K | 8 | 2 | 1 | 0 |
| AS200107 | Kaspersky Lab Switzerland GmbH | 12.29K | 41 | 31 | 23 | 1 |
| AS28859 | Convotis Schweiz AG | 12.29K | 2 | 1 | 2 | 1 |
| AS207143 | hosttech GmbH | 12.03K | 35 | 5 | 4 | 0 |
| AS43284 | IWB Industrielle Werke Basel | 12.03K | 7 | 2 | 8 | 2 |
| AS47328 | DigitalOne AG | 11.01K | 16 | 0 | 4 | 4 |
| AS48885 | Neocarrier Communications Sarl | 10.75K | 10 | 1 | 14 | 4 |
| AS29500 | Schweizerische Rueckversicherungs-Gesellschaft AG | 10.50K | 9 | 0 | 3 | 0 |
| AS20988 | MTF Solutions AG | 10.24K | 21 | 1 | 3 | 0 |
| AS6775 | Andreas Fink | 10.24K | 6 | 5 | 1 | 1 |
| AS12387 | TON Total optical Networks AG | 10.24K | 4 | 1 | 18 | 26 |
| AS34927 | iFog GmbH | 9.99K | 39 | 151 | 63 | 1,604 |
| AS20932 | Services Industriels de Geneve | 9.47K | 4 | 1 | 29 | 8 |
| AS206123 | Xelon AG | 9.22K | 18 | 2 | 2 | 0 |
| AS47176 | GAS&COM AG | 9.22K | 11 | 2 | 9 | 21 |
Registration country comes from the regional registries' delegation files. A network registered here may announce space used anywhere.