AS3303
Swisscom (Switzerland) Ltd ISP registered in Switzerland
246IPv4 prefixes
35IPv6 prefixes
85%RPKI-valid
#86AS Rank
#2Rank in Switzerland
1994-10-28Allocated
Swisscom (Switzerland) Ltd (AS3303) — ISP, registered in Switzerland. announces 246 IPv4 prefixes + 35 IPv6 prefixes. Rank in Switzerland: #2. Allocated: 1994-10-28.
IPv4 246IPv6 35
Announced prefixes · 281
- v4 109.164.128.0/17 valid
- v4 136.238.12.0/23 unknown
- v4 136.238.14.0/24 unknown
- v4 136.238.2.0/23 unknown
- v4 138.187.128.0/18 valid
- v4 138.188.0.0/16 valid
- v4 138.190.0.0/16 valid
- v4 138.223.0.0/16 unknown
- v4 138.81.0.0/18 unknown
- v4 138.81.128.0/18 unknown
- v4 144.2.64.0/18 valid
- v4 146.4.0.0/16 valid
- v4 149.133.4.0/23 valid
- v4 152.89.80.0/22 unknown
- v4 156.135.24.0/22 unknown
- v4 156.135.8.0/22 unknown
- v4 160.63.200.0/21 unknown
- v4 160.63.24.0/22 unknown
- v4 160.63.80.0/21 unknown
- v4 161.78.0.0/20 unknown
- v4 162.21.0.0/16 unknown
- v4 164.128.128.0/18 valid
- v4 164.128.192.0/18 valid
- v4 164.128.32.0/19 valid
- v4 164.128.64.0/19 valid
- v4 170.17.128.0/17 valid
- v4 170.205.64.0/18 valid
- v4 176.127.0.0/16 valid
- v4 178.174.0.0/18 valid
- v4 178.174.64.0/19 valid
- v4 178.192.0.0/13 valid
- v4 178.238.160.0/20 valid
- v4 184.86.80.0/22 valid
- v4 185.105.132.0/22 valid
- v4 185.105.144.0/22 valid
- v4 185.119.176.0/22 valid
- v4 185.176.236.0/22 valid
- v4 185.210.0.0/23 unknown
- v4 185.210.2.0/24 unknown
- v4 185.210.3.0/24 unknown
- v4 185.31.180.0/22 valid
- v4 185.39.92.0/22 valid
- v4 185.49.152.0/22 unknown
- v4 185.54.172.0/22 valid
- v4 185.58.1.0/24 valid
- v4 188.60.0.0/14 valid
- v4 188.92.48.0/21 valid
- v4 192.102.95.0/24 unknown
- v4 192.53.104.0/24 unknown
- v4 192.83.223.0/24 unknown
RPKI: rpki.cloudflare.com · 2026-06-19
— Routing status unavailable
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 280 |
| 2026-06-13 | 280 |
| 2026-06-14 | 280 |
| 2026-06-19 | 281 |
Internet Exchanges · 62
- SwissIX Zurich 200 Gbps
- AMS-IX Amsterdam 100 Gbps
- CIXP Geneva 100 Gbps
- Speed-IX Dronten 100 Gbps
- LINX LON1 London 50 Gbps
- DE-CIX Frankfurt Frankfurt 30 Gbps
- MIX-IT Milan 20 Gbps
- Any2West Los Angeles and Silicon Valley 10 Gbps
- BALT-IX Vilnius 10 Gbps
- BBIX Hong Kong Hong Kong 10 Gbps
- BBIX US-West West Coast 10 Gbps
- BIX Budapest 10 Gbps
- BIX.BG Sofia 10 Gbps
- DE-CIX Marseille Marseille 10 Gbps
- DE-CIX Munich Munich 10 Gbps
- DE-CIX New York New York 10 Gbps
- DTEL-IX Kiev 10 Gbps
- ESpanix Madrid Lower LAN Madrid 10 Gbps
- Equinix Ashburn Ashburn 10 Gbps
- Equinix Miami Miami 10 Gbps
- Equinix Paris Paris 10 Gbps
- Equinix Zurich Zurich 10 Gbps
- FL-IX Miami 10 Gbps
- France-IX Marseille Marseille 10 Gbps
- LU-CIX Luxembourg 10 Gbps
+37
Facilities · 31
- CERN Geneva Meyrin
- CoreSite - Los Angeles (LA1) One Wilshire Los Angeles
- Digital Realty Amsterdam AMS9 Amsterdam
- Digital Realty Frankfurt FRA1-27 Frankfurt
- Digital Realty Marseille MRS1/2/3/4 Marseille
- Digital Realty NYC (111 8th Ave) New York
- Digital Realty Vienna VIE1-2 Vienna
- Digital Realty Zurich ZUR1 Glattbrugg
- Equinix DC1-DC15,DC21-DC22 - Ashburn Ashburn
- Equinix FR5 - Frankfurt, KleyerStrasse Frankfurt
- Equinix GV1 - Geneva, City Geneva
- Equinix GV2 - Geneva, West Geneva
- Equinix MI1 - Miami, NOTA Miami
- Equinix MU1/MU3 - Munich Munich
- Equinix SG1 - Singapore Singapore
- Equinix SK1 - Stockholm, Bromma Stockholm
- Equinix ZH2 - Zurich Zurich
- Equinix ZH5 - Zurich, South Zurich
- Green Datacenter ZRH1 (fka: Green Lupfig) Lupfig
- ITENOS Frankfurt (FRA1) Frankfurt
- IWB Datacenter Basel Basel
- MEGA-i (iAdvantage Hong Kong) Hong Kong
- Namex Datacenter Rome Rome
- NorthC Münchenstein (Basel) 1 Münchenstein
- Retelit Avalon 1 Milan
+6
AS topology · Customer cone 715
Providers · 5
Peers · 1,103
Embed this on your site
Badge 
[](https://ipdex.io/asn/AS3303/)
<a href="https://ipdex.io/asn/AS3303/"><img src="https://ipdex.io/badge/asn/3303.svg" alt="AS3303 on ipdex"></a>
Live chart (iframe)
<iframe src="https://ipdex.io/embed/asn/3303" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>