Autonomous System
AS3303 — SWISSCOM - Swisscom (Schweiz) AG(CH)
Last fetched
AS3303 is an Autonomous System operated by SWISSCOM - Swisscom (Schweiz) AG and registered in CH. As of Mon, 03 Aug 2026 22:03:24 GMT, it announces 397 routed IP prefixes and peers with 321 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS3303 announces 397 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 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
- 83.78.0.0/15
- 83.79.0.0/16
- 83.173.192.0/19
Peering ecosystem
321 distinct peers via BGP. The first 200 (alphabetical) are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS1031 | PEER1-1031 - PEER 1031 LLC | US |
| AS1103 | SURFNET-NL - SURF B.V. | NL |
| AS11164 | INTERNET2-I2PX - Internet2 | US |
| AS12189 | AS12189 - PhoenixNAP LLC | US |
| AS12200 | RACKSPACE - Rackspace Hosting | US |
| AS12333 | DFINET - Cheops Technology Switzerland SA | CH |
| AS12389 | ROSTELECOM-AS - PJSC Rostelecom | RU |
| AS12511 | CH-POSTNETZ - Die Schweizerische Post AG | CH |
| AS12552 | GlobalConnect-AS12552 - GlobalConnect AB | SE |
| AS1257 | SWIPNET - Tele2 Sverige AB | — |
| AS12637 | SEEWEB - SEEWEB s.r.l. | IT |
| AS12651 | IPWORLDCOM - IP worldcom SA | CH |
| AS12654 | RIPE-NCC-RIS-AS - Reseaux IP Europeens Network Coordination Centre (RIPE NCC) | NL |
| AS1273 | CW - IDDQD-AS | — |
| AS12750 | SOFTEC-MNT - SOFTEC AG | CH |
| AS12776 | BVT - Bank Vontobel AG | CH |
| AS12779 | ITGATE - IT.Gate S.p.A. | IT |
| AS12874 | FASTWEB - Fastweb SpA | IT |
| AS12928 | BCV - Banque Cantonale Vaudoise | CH |
| AS12956 | IDDQD-AS - IDDQD-AS | ES |
| AS13030 | INIT7 - Init7 (Switzerland) Ltd. | CH |
| AS13213 | UK2NET-AS - THG HOSTING LIMITED | GB |
| AS13267 | UNSPECIFIED - Zuercher Kantonalbank | CH |
| AS13283 | BJB1-AS - Bank Julius Baer & Co. AG | CH |
| AS13285 | OPALTELECOM-AS - TalkTalk Communications Limited | GB |
| AS13445 | WEBEX - Cisco Webex LLC | US |
| AS13489 | AS13489 - UNE EPM TELECOMUNICACIONES S.A. | CO |
| AS137409 | GSLNETWORKS-AS-AP - GSL Networks Pty LTD | AU |
| AS13786 | SEABORN - Seabras 1 USA, LLC | US |
| AS1403 | EBOX - EBOX | CA |
| AS14840 | AS14840 - BR.Digital Telecom | BR |
| AS14907 | WIKIMEDIA - Wikimedia Foundation Inc. | US |
| AS15398 | CYBERCORE-AS - Werft22 AG | CH |
| AS15412 | FLAG-AS - Flag Telecom UK Limited | GB |
| AS15440 | Baltneta - UAB "Baltnetos komunikacijos" | LT |
| AS15502 | Vodafone-Ireland-ASN - Vodafone Ireland Limited | IE |
| AS15532 | UNSPECIFIED - Raiffeisen Schweiz Genossenschaft | CH |
| AS15547 | NETPLUS - netplus.ch SA | CH |
| AS15600 | QUICKLINE - Quickline AG | CH |
| AS15694 | ATMAN-ISP-AS - Atman Sp. z o.o. | PL |
| AS15978 | UNSPECIFIED - Bobst MEX SA | CH |
| AS16114 | UBPAM-AS - UNION BANCAIRE PRIVEE, UBP SA | CH |
| AS16735 | AS16735 - ALGAR TELECOM S/A | BR |
| AS16839 | SNC - SERVICENOW, INC. | US |
| AS174 | COGENT-174 - Cogent Communications, LLC | US |
| AS1764 | NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | AT |
| AS17676 | GIGAINFRA - SoftBank Corp. | JP |
| AS1836 | GREEN - green.ch AG | CH |
| AS18678 | AS18678 - INTERNEXA S.A. E.S.P | CO |
| AS19108 | SUDDENLINK-COMMUNICATIONS - Optimum | US |
| AS1916 | AS1916 - Rede Nacional de Ensino e Pesquisa | BR |
| AS196722 | SCHWEIZERISCHE-NATIONALBANK - Schweizerische Nationalbank | CH |
| AS196957 | CITKH-AS - CITKH-AS | UA |
| AS197689 | OVD-KINEGRAM - OVD Kinegram AG | CH |
| AS198330 | Xefi - XEFI LYON SAS | FR |
| AS198808 | SPIDA-AS - Spital Davos AG | CH |
| AS199802 | CAS-AS - CA Indosuez (Switzerland) SA | CH |
| AS200308 | EMDYN - EMDYN AG | CH |
| AS200417 | ASA-AG - Andermatt Swiss Alps AG | CH |
| AS200544 | swiss-defence-afcso - Swiss Armed Forces - AFCSO | CH |
| AS200815 | COCACOLA-CH - Coca-Cola HBC Schweiz AG | CH |
| AS200987 | Stadt-Chur - Stadt Chur | CH |
| AS201334 | lux-ch - Luxoft Professional Romania S.R.L. | RO |
| AS201365 | EU-CHX - Nagravision Sarl | CH |
| AS201436 | JURA - JURA Elektroapparate AG | CH |
| AS201590 | SOCAR - SOCAR Energy Holdings AG | CH |
| AS201621 | VGNET-AS - VAUDOISE GENERALE, Compagnie d'Assurances SA | CH |
| AS201870 | Bank-now - Bank-now AG | CH |
| AS202360 | TGF - The Global Fund to fight AIDS, Tuberculosis and Malaria | CH |
| AS202405 | LLB - Liechtensteinische Landesbank AG | LI |
| AS202452 | FLOW-ALP2 - Flow Swiss AG | CH |
| AS203104 | AS_IBKR - IBKR Financial Services AG | CH |
| AS203384 | Helsana - Helsana Versicherungen AG | CH |
| AS203732 | DVBERN - DV Bern AG | CH |
| AS204095 | crif-ag-ch - CRIF AG | CH |
| AS204510 | LUKS - Luzerner Kantonsspital | CH |
| AS204572 | ofacgroup - Ofac societe cooperative | CH |
| AS204697 | Amalthea-Metis - Sunrise GmbH | CH |
| AS204783 | Ronal - Ronal AG | CH |
| AS20485 | TRANSTELECOM - Joint Stock Company TransTeleCom | RU |
| AS204970 | MANOR-CH - Manor AG | CH |
| AS205073 | CIRCUITT - EQUANT AG | CH |
| AS205218 | EOC - Ente Ospedaliero Cantonale | CH |
| AS205242 | ALSO-CH - ALSO International Services GmbH | DE |
| AS205492 | SCHRODERS-ZUR-AS - Schroder Investment Management Limited | GB |
| AS205678 | peoplefone - Peoplefone AG | CH |
| AS205815 | SIX - SIX Group Services AG | CH |
| AS206147 | ch-lo - Banque Lombard Odier & Cie SA | CH |
| AS206225 | UPU - Union Postale Universelle | CH |
| AS206466 | PALEXPO - Palexpo SA | CH |
| AS206790 | Banque-de-Commerce-et-de-Placements-SA - Banque de Commerce et de Placements SA | CH |
| AS206794 | metalor - Metalor Technologies SA | CH |
| AS20743 | SWX - SIX Swiss Exchange AG | CH |
| AS207482 | msc-cruises - MSC Cruises SA | CH |
| AS20764 | RASCOM-AS - CJSC RASCOM | RU |
| AS208065 | LEICA-AS - Leica Geosystems AG | CH |
| AS208305 | AS_Viseca - Viseca Payment Services AG | CH |
| AS208381 | ROMANDE-ENERGIE - Romande Energie SA | CH |
| AS20845 | DIGICABLE - DIGI Tavkozlesi es Szolgaltato Kft. | HU |
| AS208813 | Galexis - Galexis AG | CH |
| AS208836 | BPS-AS - Banca Populare di Sondrio (Suisse) SA | CH |
| AS208950 | ASEZPADASRO - Ezpada s.r.o | CZ |
| AS208972 | gibirnet-tr - GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI | TR |
| AS208980 | SAUBER-AS - Sauber Motorsport AG | CH |
| AS209494 | AS3303 - Banque Eric Sturdza SA | CH |
| AS209822 | bkw - BKW Energie AG | CH |
| AS209848 | CARDCENTER - UBS Card Center AG | CH |
| AS20988 | MTF-Solutions-AG - MTF Solutions AG | CH |
| AS209880 | VZ-AS - VZ Corporate Services AG | CH |
| AS210998 | SWISSPOSTSOLUTION - SPS Switzerland AG | CH |
| AS211181 | IRAQ-IXP - Civilisation Information Technology, communication and internet services Co., LTD | IQ |
| AS211197 | ILZ - Informatikleistungszentrum Obwalden - Nidwalden (ILZ) | CH |
| AS2119 | TELENOR-NEXTEL - Telenor Norge AS | NO |
| AS21222 | ASN-ROLEX - Rolex SA | CH |
| AS21273 | TEST-AS-Cust - Swisscom (Schweiz) AG | CH |
| AS212777 | MOBILIAR - Schweizerische Mobiliar Versicherungsgesellschaft AG | CH |
| AS212823 | BABS - Fuehrungsunterstuetzungsbasis FUB | CH |
| AS21283 | A1SI-AS - A1 Slovenija telekomunikacijske storitve,d.d. | SI |
| AS212920 | ADDAX-ENERGY - Addax Energy SA | CH |
| AS213011 | fhvi - FHVi (federation des hopitaux vaudois informatique) | CH |
| AS213076 | GRAIAN-AS - Graian Capital Management SA | CH |
| AS213241 | TECHIT - TECHIT.BE SRL | BE |
| AS21351 | CANALPLUSTELECOM - Canal + Telecom SAS | GP |
| AS214163 | jura-ch - Republique et Canton du Jura | CH |
| AS214274 | INFORMATICON - Informaticon AG | CH |
| AS214756 | Constellium_CH - Constellium Switzerland AG | CH |
| AS215044 | OBT-AG - OBT AG | CH |
| AS215278 | leuchter - Leuchter IT Infrastructure Solutions AG | CH |
| AS21559 | OSNET - OSNET | PR |
| AS215891 | STGALLEN - Kantonspolizei St.Gallen | CH |
| AS216220 | EDR_CH - Edmond de Rothschild (Suisse) SA | CH |
| AS216381 | AXIANS - Axians IT Services AG | CH |
| AS216434 | aity - aity AG | CH |
| AS21859 | ZEN-ECN - Zenlayer Inc | US |
| AS22356 | AS22356 - Durand do Brasil Ltda | BR |
| AS22652 | FIBRENOIRE-INTERNET - Videotron Ltee | CA |
| AS23106 | AS23106 - AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT | BR |
| AS23379 | AS-BBT - Blackburn Technologies II, LLC | PR |
| AS23520 | LIBERTY-NETWORKS - Columbus Networks USA, Inc. | US |
| AS2381 | WISCNET1-AS - WiscNet | US |
| AS24482 | SGGS-AS-AP - SG.GS | SG |
| AS24645 | CSC-TELECOM-LT - CSC Telecom, UAB | LT |
| AS24949 | BTCML-AXA-AS - AXA Technology Services UK Limited | GB |
| AS24952 | FIRMENICH-AS - Firmenich SA | CH |
| AS24961 | MYLOC-AS - WIIT AG | DE |
| AS2497 | IIJ - Internet Initiative Japan Inc. | JP |
| AS25090 | ALPIQ-AS25090 - Alpiq AG | CH |
| AS25091 | IP-Max - IP-Max SA | CH |
| AS25289 | BNP-AS - BNP PARIBAS S.A. | FR |
| AS262206 | AS262206 - COMCEL GUATEMALA S.A. | GT |
| AS262474 | AS262474 - ALTERNA TELECOMUNICACOES E CONECTIVIDADE LTDA EPP | BR |
| AS262753 | AS262753 - VOCE TELECOMUNICACOES LTDA | BR |
| AS263482 | AS263482 - Megalink Servicos Ltda | BR |
| AS263945 | AS263945 - ProveNET Internet Services LTDA | BR |
| AS266498 | AS266498 - UNIVERSO FIBER COMUNICACAO MULTIMIDIA | BR |
| AS26744 | PCL - Planters Communications, LLC | US |
| AS267588 | AS267588 - MaxWeb Telecom | BR |
| AS269194 | AS269194 - ST1 INTERNET | BR |
| AS269499 | AS269499 - FIBRALINK INTERNET E TELECOMUNICACOES LTDA | BR |
| AS272102 | AS272102 - BESSER SOLUTIONS C.A. | VE |
| AS28118 | AS28118 - ALTICE DOMINICANA S.A. | DO |
| AS2856 | BT-UK-AS - British Telecommunications Limited | GB |
| AS28686 | AVENIQ-AS - Aveniq AG | CH |
| AS28917 | Fiord-AS - Fiord Networks, UAB | LT |
| AS29058 | CIO-IOC - International Olympic Committee (IOC) | CH |
| AS29075 | IELO - IELO-LIAZO SERVICES SAS | FR |
| AS29119 | SERVIHOSTING-AS - AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL | ES |
| AS2914 | NTT-DATA-2914 - NTT America, Inc. | US |
| AS29169 | GANDI-AS - GANDI SAS | FR |
| AS29222 | Infomaniak-AS - Infomaniak Network SA | CH |
| AS29403 | VERISIGN-AS - VeriSign Inc. | US |
| AS29500 | SWISSRE-AS - Schweizerische Rueckversicherungs-Gesellschaft AG | CH |
| AS29632 | NASSIST-AS - Netassist International EOOD | BG |
| AS29802 | HVC-AS - HIVELOCITY, Inc. | US |
| AS30786 | LOCAL-CH - Swisscom Directories AG | CH |
| AS30844 | LIQUID-AS - Liquid Telecommunications Ltd | GB |
| AS31004 | SBB-CFF-FFS - Schweizerische Bundesbahnen SBB | CH |
| AS31097 | CORNER - Corner Banca SA | CH |
| AS31141 | SWISSQUOTE-AS - Swissquote Bank SA | CH |
| AS31500 | GNM-AS - Global Network Management Inc | AG |
| AS31543 | MYNET-AS - myNet GmbH | AT |
| AS32098 | TRANSTELCO-INC - Transtelco Inc | US |
| AS3216 | SOVAM-AS - PJSC "Vimpelcom" | RU |
| AS3223 | VOXILITY - Voxility LLP | GB |
| AS3242 | ASN-ITNET - REEVO S.P.A. | IT |
| AS3257 | GTT-BACKBONE - GTT Communications Inc. | US |
| AS32787 | PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc. | US |
| AS328977 | Wavex Internet Service Provider LTD - Wavex Internet Service Provider LTD | KE |
| AS33182 | DIMENOC - HostDime.com, Inc. | US |
| AS3320 | DTAG - Deutsche Telekom AG | DE |
| AS3333 | RIPE-NCC-AS - Reseaux IP Europeens Network Coordination Centre (RIPE NCC) | NL |
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
| AS33891 | CORE-BACKBONE - Core-Backbone GmbH | DE |
| AS33922 | NTT-LT-AS - UAB Nacionalinis Telekomunikaciju Tinklas | LT |
| AS34019 | HIVANE - Hivane Association | FR |
| AS34261 | BUHLERGROUP - Buhler AG | CH |
| AS34532 | Bruetsch-Ruegger - Bruetsch/Rueegger Holding AG | CH |
| AS34549 | MEER-AS - meerfarbig GmbH & Co. KG | DE |
| AS34867 | COSMONOVA-AS - Cosmonova LLC | UA |
| AS3491 | PCCWG-APAC-HK - PCCW Global (HK) Ltd. | HK |
Blast radius
Count of dependent hostnames if AS3303 disappeared from the routing table.
Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.
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.