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Data as of Nov 11, 2026

83.103.0.0/18

10 residential-proxy exits · 30 days

Fastweb SpA

Announcement
this exact prefix
RPKI valid
Announced by
AS12874
Type
Residential
95% of it

Residential-proxy exits

Proxy exits
10
0.06% of its addresses · 30 days
Spread
7 of 64
/24s with at least one exit
Providers
43
selling exits here
Oct 12, 2026 – Nov 10, 2026

Exits seen per day

1.6K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
83.103.38.0/2403
83.103.2.0/2402
83.103.1.0/2401
83.103.13.0/2401
83.103.30.0/2401
83.103.37.0/2401
83.103.47.0/2401

Proxy providers listing exits

  • 2Extract
  • 711Proxy
  • Ake.net
  • AnyIP
  • BirdProxies
  • BlurPath
  • BottingTools
  • ByteProxies
  • Byteful
  • CliProxy
  • EZProxies
  • EnigmaProxy
  • FastProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • GoProxies
  • GonzoProxy
  • IPFly
  • IPPeak
  • Infatica
  • KocerRoxy
  • LemonBright
  • LemonLabs
  • MangoProxy
  • Maskify
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyRack
  • Proxyma
  • PuraRoute
  • RainProxy
  • Shifter
  • Thordata
  • ThunderProxy
  • VitalExclusive

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
83.103.0.0/17
since May 2005
AS12874Residential23
1 always on
Fastweb SpA

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
83.103.0.0/1732,768IT-FASTWEB-20040308Fastweb SpA (ORG-FA7-RIPE) · ITALLOCATED PAMar 8, 2004abuse@fastweb.it
└ 83.103.30.160/298FASTWEB-Telpress-ItaliaTelpress Italia S.p.A. public subnetASSIGNED PAJul 8, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.30.176/304FASTWEB-BASIC_LOGISTICA_SRLBASIC LOGISTICA SRL public subnetASSIGNED PAAug 26, 2009abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.30.184/298FASTWEB-ISIMM-ISTITUTO-PER-LO-STUDIOISIMM ISTITUTO PER LO STUDIO public subnetASSIGNED PAJun 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.30.192/298FASTWEB-ENPACLENPACL public subnetASSIGNED PAJun 24, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.30.200/298FASTWEB-ED-itED.it Srl public subnetASSIGNED PAJun 22, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.30.232/298FASTWEB-MICROFORUMMICROFORUM public subnetASSIGNED PAJun 18, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.30.244/304FASTWEB-STUDIO-ASSOCIATO-GRIMALDISTUDIO ASSOCIATO GRIMALDI public subnetsASSIGNED PAJan 12, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.30.248/298FASTWEB-READYTECREADYTEC SPA public subnetASSIGNED PAJun 9, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.0/2664FASTWEB-POP-3700-SMALL-BUSINESS-4Infrastructure for Fastweb's main locationASSIGNED PAJun 11, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.64/2816FASTWEB-POP-3700-SMALL-BUSINESS-4Infrastructure for Fastweb's main locationASSIGNED PAOct 12, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.88/298FASTWEB-Lan-SystemsLAN Systems SRL public subnetASSIGNED PASep 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.104/298FASTWEB-EFI-TECHNOLOGYEFI TECHNOLOGY public subnetASSIGNED PASep 20, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.120/298FASTWEB-GRASSELLIGRASSELLI public subnetASSIGNED PASep 14, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.128/298FASTWEB-TecnoDevTecnoDev S.r.l. public subnetASSIGNED PASep 13, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.136/298FASTWEB-NETWORK_EXTENSIONS_S_R_LNETWORK EXTENSION public subnetASSIGNED PAMay 8, 2006abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.152/298FASTWEB-IT-VIEWIT VIEW s.r.l. public subnetASSIGNED PAAug 12, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.176/298FASTWEB-CeltisCeltis public subnetASSIGNED PAAug 10, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.184/298FASTWEB-MHPMHP public subnetASSIGNED PAAug 10, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.192/298FASTWEB-G7G7 srl public subnetASSIGNED PAAug 4, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.200/298FASTWEB-BIOMAS_SRLBIOMAS SRL public subnetASSIGNED PAJul 29, 2009abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.208/298FASTWEB-PRIMACLASSE_SRLPRIMACLASSE SRL public subnetASSIGNED PAAug 19, 2009abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.216/298FASTWEB-MF_GROUP_SPAMF GROUP SPA public subnetASSIGNED PAJul 6, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.224/298FASTWEB-F-LLI-BIAGINI-SRLF.LLI BIAGINI SRL public subnetASSIGNED PAJul 2, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.240/298FASTWEB-LABSERVICE-ANALYTICALABSERVICE ANALYTICA srl public subnetASSIGNED PAJun 25, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.31.248/304FASTWEB-SIDE_INFORMATICASIDE INFORMATICA public subnetASSIGNED PANov 25, 2009abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.32.0/24256FASTWEB-POP-0103Infrastructure for Fastweb's main locationASSIGNED PAJun 23, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.33.0/25128FASTWEB-POP-INTERNETInfrastructure for Fastwebs main locationASSIGNED PAAug 26, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.33.128/2732FASTWEB-GPONInfrastructure for Fastwebs main locationASSIGNED PASep 1, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.33.160/2732FASTWEB-GPONInfrastructure for Fastwebs main locationASSIGNED PASep 17, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.33.192/2732FASTWEB-GPONInfrastructure for Fastwebs main locationASSIGNED PASep 18, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.33.224/2816FASTWEB-INTERNET-MOAMOA IP address POP 2902 forASSIGNED PASep 19, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.33.240/2816FASTWEB-INTERNET-MOAMOA IP address POP 3701 forASSIGNED PASep 22, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.34.0/24256FASTWEB-POP-3703Infrastructure for Fastweb's main locationASSIGNED PAJun 23, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.0/298FASTWEB-NETWORK-ADMINISTRATION-STAFFNETWORK-ADMINISTRATION-STAFF public subnetASSIGNED PAJun 24, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.8/298FASTWEB-Studio-ScaliaStudio Associato Cattaneo Scalia public subnetASSIGNED PAJun 29, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.16/298FASTWEB-GRUPPO-IMPRENDITORIALE-OROBICOGRUPPO IMPRENDITORIALE OROBICO public subnetASSIGNED PAAug 11, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.32/298FASTWEB-SanpellegrinoSanpellegrino S.p.A. public subnetASSIGNED PAJul 1, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.40/298FASTWEB-Rotolito-LombardaRotolito Lombarda public subnetASSIGNED PAJul 2, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.48/304FASTWEB-ROSATIROSATI SRL public subnetASSIGNED PAJul 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.52/304FASTWEB-Yamanouchi-PharmaYamanouchi Pharma public subnetASSIGNED PAJul 9, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.64/298FASTWEB-MicroelettricaMicroelettrica public subnetASSIGNED PAJul 6, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.72/304FASTWEB-SPREA-EDITORIunknownASSIGNED PAJul 13, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.76/304FASTWEB-SigrafSigraf public subnetASSIGNED PAJul 21, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.80/298FASTWEB-CR-ItaliaCR Italia public subnetASSIGNED PAJul 20, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.88/298FASTWEB-CONFREIGHT-ITALIACONFREIGHT-ITALIA public subnetASSIGNED PAAug 9, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.96/298FASTWEB-DipharmaDipharma public subnetASSIGNED PAAug 25, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.104/304FASTWEB-CIPCIP public subnetASSIGNED PAJul 23, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.112/298FASTWEB-COMBIMAR-e-AGEMARCOMBIMAR-e-AGEMAR public subnetASSIGNED PAJul 23, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.120/304FASTWEB-COLZANI-RICAMBICOLZANI RICAMBI public subnetASSIGNED PAJul 28, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.124/304FASTWEB-BIOLABBIOLAB public subnetASSIGNED PAAug 9, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.128/2732FASTWEB-PridePride S.p.A. public subnetASSIGNED PAJul 29, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.160/2816FASTWEB-POP-0100Infrastructure for Fastweb's main locationASSIGNED PAMar 27, 2008abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.176/304FASTWEB-SUHNER-ITALIASUHNER ITALIA public subnetASSIGNED PAAug 26, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.180/304FASTWEB-DigitalbrosDigitalbros S.p.A. public subnetASSIGNED PASep 21, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.35.192/2664FASTWEB-VodafoneVodafone public subnetASSIGNED PAAug 3, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.0/298FASTWEB-GOLMAR-ITALIAGOLMAR ITALIA public subnetASSIGNED PAAug 2, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.8/298FASTWEB-Sketch-to-SurfaceSketch to Surface public subnetASSIGNED PAAug 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.16/304FASTWEB-SISTEMISISTEMI public subnetsASSIGNED PAJul 12, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.20/304FASTWEB-Fondazione-Piazza-dei-MestieriFondazione Piazza dei Mestieri public subnetASSIGNED PANov 22, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.24/304FASTWEB-PrecisionPrecision Spa public subnetASSIGNED PAAug 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.28/304FASTWEB-ILARIO-ORMEZZANOILARIO ORMEZZANO public subnetASSIGNED PAAug 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.32/298FASTWEB-ASSOCIAZIONE-ONLUS-SHY-ITALIAASSOCIAZIONE ONLUS S.H.Y. ITALIA public subnetASSIGNED PAOct 7, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.40/304FASTWEB-IC-NETWORKIC NETWORK SRL public subnetASSIGNED PAAug 10, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.44/304FASTWEB-REAR_SOC_COOPREAR public subnetASSIGNED PASep 6, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.48/2816FASTWEB-MAIRE_ENGINEERINGMAIRE ENGINEERING public subnetASSIGNED PAAug 12, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.64/2664FASTWEB-INFASTRUCTUREFASTWEB INFASTRUCTURE public subnetASSIGNED PAJun 24, 2026abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.128/2732FASTWEB-CNA_INFORMATICA_E_SERVIZI_SRLCNA SERVIZI public subnetASSIGNED PASep 6, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.160/304FASTWEB-CONCERIA-CHIORINOCONCERIA CHIORINO SRL public subnetASSIGNED PAOct 11, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.168/304FASTWEB-UNICRIUNICRI public subnetASSIGNED PAOct 25, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.172/304FASTWEB-DE-NEGRI-GUIDODE NEGRI GUIDO public subnetASSIGNED PAOct 26, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.176/298FASTWEB-EROWA-TECNOLOGIEEROWA TECNOLOGIE SRL public subnetASSIGNED PAOct 25, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.188/304FASTWEB-SpeaSpea public subnetsASSIGNED PANov 2, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.192/298FASTWEB-Del-GrossoDel Grosso S.p.A. public subnetsASSIGNED PANov 2, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.200/298FASTWEB-METRO-MEDIA-ITALIAMETRO-MEDIA-ITALIA public subnetASSIGNED PANov 4, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.208/2816FASTWEB-MIZAR_AUTOMAZIONE_SPAMIZAR AUTOMAZIONE public subnetASSIGNED PANov 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.36.224/2732FASTWEB-ASSIOMA-NETASSIOMA.NET public subnetASSIGNED PAJun 24, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.0/298FASTWEB-SYNERGY_SOLUTIONSSYNERGY SOLUTIONS public subnetASSIGNED PAJul 12, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.8/298FASTWEB-IMMOBILIARE-IDRAIMMOBILIARE IDRA public subnetASSIGNED PAJul 20, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.16/298FASTWEB-H-T-HIGH-TECHNOLOGYH.T.HIGH TECHNOLOGY public subnetASSIGNED PAJul 22, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.24/298FASTWEB-NEMKONemko SpA public subnetASSIGNED PAJul 28, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.32/304FASTWEB-GHTGHT public subnetASSIGNED PAAug 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.36/304FASTWEB-ENTE-IPSIAENTE IPSIA public subnetASSIGNED PAOct 14, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.40/298FASTWEB-THERATHERA public subnetASSIGNED PASep 9, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.48/2816FASTWEB-DigiflyDigifly srl public subnetASSIGNED PASep 6, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.64/298FASTWEB-PuntomediaPuntomedia public subnetASSIGNED PASep 15, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.72/298FASTWEB-PuntomediaPuntomedia public subnetASSIGNED PASep 15, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.80/298FASTWEB-RIBRIB public subnetASSIGNED PASep 22, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.88/298FASTWEB-Gruppo-Sanitario-Policlinico-di-MonzaGruppo Sanitario Policlinico di Monza public subnetASSIGNED PASep 29, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.96/298FASTWEB-Tecno-Elettrica-RavasiTecno Elettrica Ravasi srl public subnetASSIGNED PAOct 4, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.104/298FASTWEB-COMUNE-DI-LISSONECOMUNE DI LISSONE public subnetASSIGNED PANov 17, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.112/2816FASTWEB-KASANOVAKASANOVA public subnetASSIGNED PAOct 8, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.128/2732FASTWEB-PHONETICAPHONETICA public subnetASSIGNED PANov 15, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.160/304FASTWEB-OMECOOMECO public subnetASSIGNED PANov 17, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.164/304FASTWEB-Dox-Al-ItaliaDox-Al Italia public subnetsASSIGNED PADec 15, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.168/304FASTWEB-ItalcanditiItalcanditi S.p.A. public subnetASSIGNED PAMar 2, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.172/304FASTWEB-Banco-di-Desio-e-della-BrianzaBanco di Desio e della Brianza S.p.A. public subnetASSIGNED PASep 5, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.176/298FASTWEB-COGEME-INFORMATICACOGEME INFORMATICA public subnetASSIGNED PAApr 18, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.184/298FASTWEB-SELENESELENE public subnetASSIGNED PAMar 17, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.192/2732FASTWEB-CIEFFECIEFFE public subnetASSIGNED PANov 29, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.37.224/2732FASTWEB-DSC_ONLINEDSC Online public subnetASSIGNED PAJan 19, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.0/2816FASTWEB-FENDIFENDI public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.16/298FASTWEB-TELEMEDICO_DEVICETELEMEDICO DEVICE public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.24/298FASTWEB-ASSOCIAZIONE_TRA_PROFESSIONISTI_PORTA_GB_E_PORTA_EASSOCIAZIONE TRA PROFESSIONISTI PORTA GB E PORTA E public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.32/298FASTWEB-DEUTSCHE_TELEKOM_GLOBAL_BUSINESS_SOLUTIONS_ITALIADEUTSCHE TELEKOM GLOBAL BUSINESS SOLUTIONS ITALIA public subnetASSIGNED PAAug 26, 2026abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.40/304FASTWEB-INFRATEL_ITALIAINFRATEL ITALIA public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.44/304FASTWEB-LNP_SERVIZILNP SERVIZI public subnetASSIGNED PASep 17, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.48/304FASTWEB-INFRATEL_ITALIAINFRATEL ITALIA public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.52/304FASTWEB-INFRATEL_ITALIAINFRATEL ITALIA public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.56/304FASTWEB-PROVINCIA_DI_LECCOPROVINCIA DI LECCO public subnetASSIGNED PAJul 25, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.60/304FASTWEB-INFRATEL_ITALIAINFRATEL ITALIA public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.64/298FASTWEB-INFRATEL_ITALIAINFRATEL ITALIA public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.72/298FASTWEB-TORELLO_TRASPORTITORELLO TRASPORTI public subnetASSIGNED PAJul 25, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.80/2816FASTWEB-HEXAGON_METROLOGYHEXAGON METROLOGY public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.96/298FASTWEB-TAS-001TAS-001 public subnetASSIGNED PAOct 6, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.104/298FASTWEB-EDITRICE_DEL_MEZZOGIORNOEDITRICE DEL MEZZOGIORNO public subnetASSIGNED PADec 2, 2025abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.112/298FASTWEB-DOCK_JOINED_IN_TECHDOCK JOINED IN TECH public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.120/304FASTWEB-INFRATEL_ITALIAINFRATEL ITALIA public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.124/304FASTWEB-INFRATEL_ITALIAINFRATEL ITALIA public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.128/2816FASTWEB-OMNIA-005OMNIA-005 public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.144/2816FASTWEB-OMNIA-005OMNIA-005 public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.176/2816FASTWEB-ESSEGIBI_SERVICEESSEGIBI SERVICE public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.192/2732FASTWEB-MER_MEC_STEMER MEC STE public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.224/298FASTWEB-DOCK_JOINED_IN_TECHDOCK JOINED IN TECH public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.232/298FASTWEB-FURLOGFURLOG public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.240/298FASTWEB-CENTRO_STUDI_SUPERIORICENTRO STUDI SUPERIORI public subnetASSIGNED PAJul 14, 2022abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.248/304FASTWEB-NETWORK-ADMINISTRATION-STAFFNETWORK-ADMINISTRATION-STAFF public subnetASSIGNED PAJun 7, 2024abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.38.252/304FASTWEB-MEDIAMARKETMEDIAMARKET public subnetASSIGNED PASep 30, 2026abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.0/2816FASTWEB-RINO-GREGGIO-ARGENTERIERINO GREGGIO ARGENTERIE public subnetASSIGNED PAJul 26, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.16/2816FASTWEB-INARTISINARTIS public subnetASSIGNED PAJul 28, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.32/298FASTWEB-CASA-E-SERVIZICASA E SERVIZI public subnetASSIGNED PAJul 28, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.40/304FASTWEB-FLYTWO-GROUPFLYTWO GROUP public subnetASSIGNED PANov 11, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.48/2816FASTWEB-ISTITUTO-SALESIANO-S-ZENOISTITUTO SALESIANO S. ZENO public subnetASSIGNED PASep 15, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.64/298FASTWEB-FLEX-TUBIFLEX TUBI public subnetASSIGNED PAOct 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.72/298FASTWEB-PUNTO-DI-INCONTRO-COOP-SOCPUNTO D'INCONTRO COOP. SOC. public subnetASSIGNED PANov 16, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.80/298FASTWEB-PUNTO-DI-INCONTRO-COOP-SOCPUNTO D'INCONTRO COOP. SOC. public subnetASSIGNED PANov 16, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.88/298FASTWEB-KCS-TELECOMKCS TELECOM public subnetASSIGNED PANov 18, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.96/2816FASTWEB-2303-IPPU-34-F8Infrastructure for Fastweb's main locationASSIGNED PAOct 15, 2008abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.112/2816FASTWEB-2303-IPPU-35-F8Infrastructure for Fastweb's main locationASSIGNED PAOct 15, 2008abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.128/2664FASTWEB-CNBCNB public subnetASSIGNED PANov 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.192/2816FASTWEB-MOVIEMENTMOVIEMENT public subnetASSIGNED PADec 14, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.208/298FASTWEB-Aga-co-MultiservicesAga.co Multiservices public subnetASSIGNED PADec 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.216/298FASTWEB-SOFTWORK-DI-PAPOIASOFTWORK DI PAPOIA public subnetASSIGNED PAJan 28, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.224/2816FASTWEB-GS-SCAFFALATURE-ENGINEERINGGS SCAFFALATURE ENGINEERING public subnetASSIGNED PAJan 20, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.240/304FASTWEB-MEDOVMEDOV S.R.L. public subnetASSIGNED PAFeb 7, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.39.248/298FASTWEB-SITASITA SpA public subnetASSIGNED PAFeb 9, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.0/298FASTWEB-ItalecoItaleco SpA public subnetASSIGNED PAJul 26, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.8/304FASTWEB-Servizi-Previdenzialipublic subnetASSIGNED PAJul 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.12/304FASTWEB-Strand-Lighting-ItaliaStrand Lighting Italia public subnetASSIGNED PAJul 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.16/2816FASTWEB-LegambienteLegambiente public subnetASSIGNED PAJul 28, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.32/298FASTWEB-EDS-ITALIAEDS public subnetASSIGNED PASep 27, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.40/298FASTWEB-SIMULTOTOSIMULTOTO public subnetASSIGNED PAAug 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.48/2816FASTWEB-INFOMAINTINFOMAINT public subnetASSIGNED PAAug 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.64/304FASTWEB-THE-SERVICE-COMPANYTHE SERVICE COMPANY public subnetASSIGNED PAAug 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.68/304FASTWEB-IDEA-ITALIANAIDEA ITALIANA public subnetASSIGNED PAAug 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.76/304FASTWEB-Studio-Legale-Macchi-di-Cellere-GangemiStudio Legale Macchi di Cellere Gangemi public subnetASSIGNED PAAug 27, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.88/298FASTWEB-GRH-HoldingG.R.H. Holding S.p.A. public subnetASSIGNED PAAug 27, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.96/2816FASTWEB-Maire_EngineeringMaire Engineering public subnetASSIGNED PAAug 24, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.116/304FASTWEB-Sky_Italia_srlSky Italia srl public subnetASSIGNED PAJun 17, 2013abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.128/298FASTWEB-CONSIGLIO-NAZIONALE-DELLE-RICERCHECONSIGLIO NAZIONALE DELLE RICERCHE public subnetASSIGNED PAAug 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.136/298FASTWEB-INTERNATIONAL-RECORDINGINTERNATIONAL RECORDING s.r.l. public subnetASSIGNED PASep 2, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.144/304FASTWEB-ITALCONSULTITALCONSULT public subnetASSIGNED PASep 3, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.148/304FASTWEB-Istituto-Universitario-EuropeoIstituto Universitario Europeo public subnetASSIGNED PASep 13, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.152/298FASTWEB-FORZAITALIAForza Italia public subnetASSIGNED PASep 13, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.160/2816FASTWEB-2303-IPPU-35-F6Infrastructure for Fastweb's main locationASSIGNED PAJan 25, 2008abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.176/2816FASTWEB-FORZAITALIAForza Italia public subnetASSIGNED PASep 13, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.192/298FASTWEB-DELUXE_ITALIA_HOLDING_SRLDELUXE ITALIA public subnetASSIGNED PASep 14, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.200/298FASTWEB-La-Pulce-TeleliberaLa Pulce Telelibera public subnetASSIGNED PAOct 5, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.208/2816FASTWEB-SIGMA_TAUSIGMA TAU public subnetASSIGNED PASep 27, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.40.224/2732FASTWEB-POSTELPOSTEL public subnetASSIGNED PASep 21, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.0/2664FASTWEB-POP-0100-SMALL-BUSINESSInfrastructure for Fastweb's main locationASSIGNED PAJul 29, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.64/304FASTWEB-Milano-RistorazioneMilano Ristorazione public subnetASSIGNED PAJul 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.68/304FASTWEB-DOTT-RICCARDO-IVALDIDOTT.RICCARDO IVALDI public subnetASSIGNED PAAug 2, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.76/304FASTWEB-FRANCESCO-SAVERIO-RUSSOFRANCESCO SAVERIO RUSSO public subnetASSIGNED PASep 1, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.80/304FASTWEB-MATTEO-THUN-PARTNERSMATTEO THUN & PARTNERS SRL public subnetsASSIGNED PASep 5, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.84/304FASTWEB-BUHLMANN-ROHR-FITTINGS-STAHLHANDELBUHLMANN ROHR FITTINGS STAHLHANDEL GMBM IND public subnetsASSIGNED PASep 5, 2005abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.88/298FASTWEB-CORUS_ITALIACORUS ITALIA public subnetASSIGNED PAMay 31, 2006abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.96/298FASTWEB-EMMEQUADROEMMEQUADRO public subnetASSIGNED PASep 17, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.104/298FASTWEB-LEK-CONSULTINGL.E.K. CONSULTING public subnetASSIGNED PASep 20, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.128/298FASTWEB-STUDIO-MULIARI-COMMERCIALISTI-ASSOCIATISTUDIO MULIARI COMMERCIALISTI ASSOCIATI public subnetASSIGNED PAOct 25, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.136/298FASTWEB-STUDIO-MULIARI-COMMERCIALISTI-ASSOCIATISTUDIO MULIARI COMMERCIALISTI ASSOCIATI public subnetASSIGNED PAOct 25, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.144/298FASTWEB-ANALYSIS_SPAAnalysis S.p.A. public subnetsASSIGNED PAOct 25, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.152/298FASTWEB-SECURE_NETWORK_SRLSECURE NETWORK public subnetsASSIGNED PAOct 29, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.160/304FASTWEB-FERRAMENTA-FRATELLI-PIOVANIFERRAMENTA F.LLI PIOVANI public subnetASSIGNED PAOct 27, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.164/304FASTWEB-IUNUSIUNUS public subnetsASSIGNED PAOct 27, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.168/304FASTWEB-ANTEPRIMA-VIDEOANTEPRIMA VIDEO public subnetsASSIGNED PAOct 26, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.172/304FASTWEB-SOLARO_DR_ARTIDORO_INDSOLARO DR. ARTIDORO IND. public subnetASSIGNED PAAug 5, 2009abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.176/298FASTWEB-SIAM-1838SIAM 1838 public subnetASSIGNED PAOct 12, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.184/298FASTWEB-RICORDI-ARTERICORDI ARTE SPA public subnetASSIGNED PAOct 7, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.192/298FASTWEB-SYSTEMATICASYSTEMATICA public subnetASSIGNED PAOct 4, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.200/298FASTWEB-EcircleECIRCLE SRL public subnetASSIGNED PASep 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.208/304FASTWEB-SYSMET_SRLSYSMET SRL public subnetASSIGNED PANov 26, 2009abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.216/298FASTWEB-GEOSYSTEMGEOSYSTEM SRL public subnetASSIGNED PAAug 31, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.224/2816FASTWEB-SPESPE public subnetASSIGNED PAJul 30, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.240/298FASTWEB-BIANCHI_RUBINO_SAMMARTANO_E_ASSOCIATIBIANCHI RUBINO SAMMARTANO & ASSOCIATI public subnetASSIGNED PAAug 5, 2009abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.41.248/298FASTWEB-Integrated-Device-TechnologyIntegrated Device Technology srl public subnetASSIGNED PAJul 29, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.42.0/2664FASTWEB-POP-2300-SMALL-BUSINESS-5Infrastructure for Fastweb's main locationASSIGNED PAAug 6, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.42.64/298FASTWEB-Selegrafica80Selegrafica 80 S.r.l.public subnetASSIGNED PANov 24, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.42.72/298FASTWEB-ITBUSINESSIT BUSINESS S.R.L. public subnetsASSIGNED PANov 24, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.42.84/304FASTWEB-IMMOBILIARE-SABAUDIA-COST-ED-APPIMMOBILIARE SABAUDIA COST. ED APP. SRL public subnetsASSIGNED PAMay 4, 2006abuse@fastweb.it
via IT-FASTWEB-20040308
└ 83.103.42.96/304FASTWEB-SETEC_SRLSETEC SRL public subnetsASSIGNED PANov 24, 2004abuse@fastweb.it
via IT-FASTWEB-20040308
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A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

16,384 addresses
TypeAddressesShareRanges
Residential15,52895%18
Business8565.2%15

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS12874

IT
Name
Fastweb SpA
Type
Internet provider
Registered
Dec 17, 1999
Domain
fastweb.it
Website
www.fastweb.it
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed