Autonomous System
AS3303 — SWISSCOM Swisscom Switzerland Ltd(CH)
Last fetched
AS3303 is an Autonomous System operated by SWISSCOM Swisscom Switzerland Ltd and registered in CH. As of Thu, 21 May 2026 13:33:24 GMT, it announces 402 routed IP prefixes and peers with 367 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS3303 announces 402 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 45.157.49.0/24
- 45.157.50.0/24
- 45.157.51.0/24
- 46.14.0.0/17
- 46.14.0.0/16
- 46.14.128.0/17
- 46.245.144.0/21
- 62.202.0.0/17
- 62.202.0.0/16
- 62.202.128.0/17
- 62.202.0.0/15
- 62.203.0.0/17
- 62.203.0.0/16
- 62.203.128.0/17
- 78.110.128.0/20
- 80.75.192.0/20
- 80.94.144.0/20
- 81.62.0.0/16
- 81.62.0.0/15
- 81.63.0.0/16
- 83.76.0.0/16
- 83.76.0.0/15
- 83.77.0.0/16
- 83.76.0.0/14
- 83.78.0.0/16
Peering ecosystem
367 distinct peers via BGP. The first 200 (alphabetical) are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS137 | ASGARR Consortium GARR | IT |
| AS39932 | ERGON | CH |
| AS39671 | AS-STONEHAGEFLEMING Stonehage Fleming SA | CH |
| AS39251 | NETGUARD | BG |
| AS39166 | SAG-CH SAG Services AG, Switzerland | CH |
| AS39132 | SWISSGRID | CH |
| AS39120 | CONVERGENZE-AS ISP services in Italy | IT |
| AS39063 | LEITWERT | DE |
| AS38932 | RIMEX | BG |
| AS38136 | AKARI-NETWORKS-AS-AP Akari Networks | HK |
| AS38040 | GLOBAL-TRANSIT-TOT-IIG-TH TOT Public Company Limited | TH |
| AS38001 | NEWMEDIAEXPRESS-AS-AP NewMedia Express Pte Ltd | SG |
| AS37662 | WIOCC-AS | MU |
| AS37497 | Network-Platforms | ZA |
| AS37468 | ANGOLA-CABLES | AO |
| AS37100 | SEACOM-AS | MU |
| AS36944 | UBUNTU-UNICAST-AS | MW |
| AS36692 | CISCO-UMBRELLA - Cisco OpenDNS, LLC | US |
| AS34927 | IFOG-GMBH | CH |
| AS34867 | COSMONOVA-AS Cosmonova LLC | UA |
| AS34549 | MEER-AS meerfarbig GmbH & Co. KG | DE |
| AS34532 | BRUETSCH-RUEGGER | CH |
| AS34261 | BUHLERGROUP | CH |
| AS34019 | HIVANE | FR |
| AS33922 | NTT-LT-AS | LT |
| AS33891 | CORE-BACKBONE CORE-BACKBONE GMBH GLOBAL NETWORK | DE |
| AS33724 | BIZNESSHOSTING-DBA-VOLICO - VOLICO | US |
| AS33182 | DIMENOC - HostDime.com, Inc. | US |
| AS32787 | PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc. | US |
| AS32270 | LDTEL - LD Telecommunications, Inc. | US |
| AS32098 | TRANSTELCO-INC - Transtelco Inc | US |
| AS31263 | MYNET-AS | IT |
| AS31148 | FREENET_LLC | UA |
| AS31141 | SWISSQUOTE-AS | CH |
| AS31097 | CORNER | CH |
| AS31004 | SBB-CFF-FFS Telecom SBB | CH |
| AS30844 | LIQUID-AS | GB |
| AS30786 | LOCAL- | CH |
| AS30781 | JAGUAR-AS | FR |
| AS29838 | AMC - Atlantic Metro Communications II, Inc. | US |
| AS29632 | NASSIST-AS | BG |
| AS29500 | SWISSRE-AS Mythenquai 5060 | CH |
| AS29438 | MOMAX-AS | IT |
| AS29403 | VERISIGN-AS | US |
| AS29390 | CTU-AS | BG |
| AS29222 | INFOMANIAK-AS | CH |
| AS29166 | NZZ-AS Seehofstr. 16 | CH |
| AS29107 | SYNAPSE-AS | GB |
| AS29058 | CIO-IOC | CH |
| AS29049 | DELTA-TELECOM-AS International Communication Operator | AZ |
| AS28917 | FIORD-AS IP-transit operator in Europe | LT |
| AS28686 | AVENIQ-AS | CH |
| AS28118 | ALTICE DOMINICANA S.A. | DO |
| AS26744 | PCL - Planters Communications, LLC | US |
| AS25581 | GMG | LI |
| AS25289 | BNP-AS | FR |
| AS25091 | IP-MAX IP-Max SA | CH |
| AS25090 | ALPIQ-AS25090 AS198385 is AlpineDC | CH |
| AS24961 | — | DE |
| AS24952 | FIRMENICH-AS | CH |
| AS24949 | BTCML-AXA-AS | GB |
| AS24645 | CSC-TELECOM- | LT |
| AS24482 | SGGS-AS-AP SG.GS | SG |
| AS23889 | MauritiusTelecom | MU |
| AS23520 | LIBERTY-NETWORKS - Columbus Networks USA, Inc. | US |
| AS23106 | AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT | BR |
| AS22652 | FIBRENOIRE-INTERNET - Videotron Ltee | CA |
| AS22356 | Durand do Brasil Ltda | BR |
| AS21859 | ZEN-ECN - Zenlayer Inc | US |
| AS21559 | OSNET - OSNET | PR |
| AS21351 | CANALPLUSTELECOM | GP |
| AS21320 | GEANT_IAS_VRF | NL |
| AS21273 | TEST-AS-CUST | CH |
| AS21222 | ASN-ROLEX Geneva, Switzerland | CH |
| AS20940 | AKAMAI-ASN1 | NL |
| AS20912 | ASN-PANSERVICE | IT |
| AS20845 | DIGICABLE | HU |
| AS20764 | RASCOM-AS CJSC RASCOM ISP | RU |
| AS20743 | SWX Zurich, Switzerland | CH |
| AS20485 | TRANSTELECOM Moscow, Russia | RU |
| AS20473 | AS-VULTR - The Constant Company, LLC | US |
| AS19551 | INCAPSULA - Incapsula Inc | US |
| AS18678 | INTERNEXA S.A. E.S.P | CO |
| AS18403 | FPT-AS-AP FPT Telecom Company | VN |
| AS17676 | GIGAINFRA SoftBank Corp. | JP |
| AS16839 | SNC - SERVICENOW, INC. | US |
| AS16735 | ALGAR TELECOM SA | BR |
| AS16004 | MIXITA-AS Milan Italy interconnection point | IT |
| AS15796 | SALT- | CH |
| AS15744 | SILWEB-AS-COM SILWEB Autonomous System - Commercial | PL |
| AS15623 | CYBERLINK Cyberlink AG | CH |
| AS15600 | QUICKLINE Quickline AG | CH |
| AS15547 | NETPLUS | CH |
| AS15532 | Network Security | CH |
| AS15502 | VODAFONE-IRELAND-ASN | IE |
| AS15440 | BALTNETA Customers AS | LT |
| AS15433 | TISM Telecom Italia San Marino. | SM |
| AS15412 | FLAG-AS Flag Telecom Global Internet AS | GB |
| AS15398 | CYBERCORE-AS | CH |
| AS15377 | FREGAT | UA |
| AS15305 | SYRINGANETWORKS - Syringa Networks, LLC | US |
| AS14907 | WIKIMEDIA - Wikimedia Foundation Inc. | US |
| AS14840 | BR.Digital Telecom | BR |
| AS13786 | SEABORN - Seabras 1 USA, LLC | US |
| AS13489 | UNE EPM TELECOMUNICACIONES S.A. | CO |
| AS13445 | WEBEX - Cisco Webex LLC | US |
| AS13283 | BJB1-AS | CH |
| AS13267 | — | — |
| AS13189 | LIDERO Lidero Network | SE |
| AS13150 | CATON | IL |
| AS12956 | TELXIUS TELXIUS Cable | ES |
| AS12928 | BCV | CH |
| AS12874 | FASTWEB | IT |
| AS12779 | ITGATE | IT |
| AS12776 | BVT | CH |
| AS12654 | RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC | NL |
| AS12651 | IPWORLDCOM Switzerland | CH |
| AS12637 | SEEWEB Web hosting, colocation and cloud services | IT |
| AS12615 | GCN-AS GCN AD - Sofia, Bulgaria | BG |
| AS12511 | CH-POSTNETZ Post CH AG | CH |
| AS12389 | ROSTELECOM-AS PJSC Rostelecom. Technical Team | RU |
| AS12333 | DFINET Geneva, Switzerland | CH |
| AS11164 | INTERNET2-I2PX - Internet2 | US |
| AS9498 | BBIL-AP BHARTI Airtel Ltd. | IN |
| AS9318 | SKB-AS SK Broadband Co Ltd | KR |
| AS9304 | HUTCHISON-AS-AP HGC Global Communications Limited | HK |
| AS9121 | TTNET | TR |
| AS9042 | SIX Zuerich, Switzerland | CH |
| AS9002 | RETN-AS | GB |
| AS8966 | ETISALAT-AS P.O. Box 1150, Dubai, U | AE |
| AS8803 | MIGROS | CH |
| AS8772 | NLINELLC | UA |
| AS8758 | IWAY | CH |
| AS8717 | A1 | BG |
| AS8674 | NETNOD-IX Netnod AB | SE |
| AS8612 | TISCALI- | IT |
| AS8473 | BAHNHOF | SE |
| AS8455 | ATOM86-AS ATOM86 | NL |
| AS8452 | TE-AS TE-AS | EG |
| AS8434 | TELENOR-SE Telenor Sverige AB | SE |
| AS8359 | MTS | RU |
| AS8300 | TEST-AS-MAIN | CH |
| AS8280 | SYNAPSECOM-AS SYNAPSECOM TELECOMS S.A. | GR |
| AS8220 | COLT COLT Technology Services Group Limited | GB |
| AS7575 | AARNET-AS-AP Australian Academic and Research Network AARNet | AU |
| AS7473 | SINGTEL-AS-AP Singapore Telecommunications Ltd | SG |
| AS7195 | EDGEUNO S.A.S | CO |
| AS7029 | WINDSTREAM - Windstream Communications LLC | US |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS6830 | LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, aka AORTA | NL |
| AS6802 | UNICOM-B-AS NREN - Bulgaria | BG |
| AS6774 | ASN-BICS | BE |
| AS6762 | SEABONE-NET TELECOM ITALIA SPARKLE S.p.A. | IT |
| AS6730 | SUNRISE | CH |
| AS6696 | VERIXI | BE |
| AS6667 | EUNET-FINLAND | FI |
| AS6663 | TTI-NET | RO |
| AS6453 | AS6453 - TATA COMMUNICATIONS AMERICA INC | US |
| AS6327 | SHAW - Shaw Communications | CA |
| AS6206 | NETROUTING-AS | NL |
| AS6128 | CABLE-NET-1 - Cablevision Systems Corp. | US |
| AS6057 | Administracion Nacional de Telecomunicaciones | UY |
| AS5413 | WAVENET-AS5413 | GB |
| AS4766 | KIXS-AS-KR Korea Telecom | KR |
| AS4637 | ASN-TELSTRA-GLOBAL Telstra Global | HK |
| AS4608 | APNIC-SERVICES Asia Pacific Network Information Centre | AU |
| AS4230 | CLARO S.A. | BR |
| AS4134 | CHINANET-BACKBONE No.31,Jin-rong Street | CN |
| AS3786 | LGDACOM LG DACOM Corporation | KR |
| AS3573 | ACCENTURE - Accenture LLP | US |
| AS3491 | PCCWG-APAC-HK PCCW Global HK Ltd. | HK |
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
| AS3333 | RIPE-NCC-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC | NL |
| AS3326 | DATAGROUP Datagroup PJSC | UA |
| AS3320 | DTAG Internet service provider operations | DE |
| AS3302 | AS-RETELIT-IRIDEOS | IT |
| AS3292 | TDC TDC AS | DK |
| AS3257 | GTT-BACKBONE GTT | US |
| AS3216 | SOVAM-AS | RU |
| AS3170 | VELOXSERV | GB |
| AS2914 | NTT-DATA-2914 - NTT America, Inc. | US |
| AS2593 | ASN-VSIX Galleria Spagna, 28 - 35127 Padova | IT |
| AS2516 | KDDI KDDI CORPORATION | JP |
| AS2381 | WISCNET1-AS - WiscNet | US |
| AS2119 | TELENOR-NEXTEL Telenor Norge AS | NO |
| AS2018 | TENET-1 | ZA |
| AS1916 | Rede Nacional de Ensino e Pesquisa | BR |
| AS1836 | GREEN green.ch AG Autonomous System | CH |
| AS1828 | UNITAS - Unitas Global | US |
| AS1764 | NEXTLAYER-AS | AT |
| AS1653 | SUNET SUNET Swedish University Network | — |
| AS1403 | EBOX - EBOX | CA |
| AS1273 | CW Vodafone Group PLC | — |
| AS1257 | TELE2 | — |
| AS852 | TELUS Communications | CA |
| AS812 | ROGERS-COMMUNICATIONS - Rogers Communications Canada Inc. | CA |
| AS766 | REDIRIS RedIRIS Autonomous System | ES |
| AS702 | UUNET - Verizon Business | US |
| AS577 | BACOM - Bell Canada | CA |
| AS174 | COGENT-174 - Cogent Communications, LLC | US |
MOAS / hijack watch
Prefixes routed by AS3303 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS3303 is unique to AS3303 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS3303.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS3303"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.