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Data as of Nov 8, 2026

77.73.240.0/21

2 residential-proxy exits · 30 days

IWB Industrielle Werke Basel

Announcement
this exact prefix
RPKI valid
Announced by
AS43284
Type
Residential
80% of it

Residential-proxy exits

Proxy exits
2
0.10% of its addresses · 30 days
Spread
2 of 8
/24s with at least one exit
Providers
3
selling exits here
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

6 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
77.73.245.0/2401
77.73.246.0/2401

Proxy providers listing exits

  • AnyIP
  • EnigmaProxy
  • NovaProxy

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
77.73.240.0/212,048CH-IWB-20070402IWB Industrielle Werke Basel (ORG-IA673-RIPE) · CHALLOCATED PAApr 2, 2007abuse@iwb.ch
└ 77.73.242.8/298NET-COOP-IPv4-PACoop GenossenschaftASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.242.88/298NET-SYSLINK-IPv4-PASyslink Software AGASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.242.128/2664NET-TALLYWEIJL-IPv4-PATally Weijl Trading AGASSIGNED PAApr 19, 2017abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.242.192/298NET-PREVO-IPv4-PAPrevo-System AGASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.0/2816NET-CONGREX-IPv4-PACongrex Schweiz AGASSIGNED PAJul 9, 2007abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.16/298NET-USB-IPv4-PAUniversitätsspital BaselASSIGNED PAOct 24, 2007abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.24/298NET-ADIMMO-IPv4-PAAdimmo AGASSIGNED PAApr 11, 2014abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.40/298NET-BURCKHARDT-IPv4-PABurckhardt ArchitekturASSIGNED PAMay 23, 2008abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.80/2816NET-BASILISK-IPv4-PARadio Basilisk Betriebs AGASSIGNED PASep 9, 2014abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.112/298NET-IWB-CORPORATE-IPv4-PAIWB (Industrielle Werke Basel)ASSIGNED PAJan 23, 2009abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.136/304NET-ROCHE-IPv4-PAF. Hoffmann-La Roche AGASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.140/304NET-ROCHE-IPv4-PAF. Hoffmann-La Roche AGASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.168/298NET-APRENTAS-IPv4-PAAprentasASSIGNED PAMay 25, 2010abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.200/298NET-COOP-IPv4-PACoop GenossenschaftASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.243.216/298NET-SAUTER-IPv4-PAFr. Sauter AGASSIGNED PADec 3, 2008abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.244.0/2816NET-SPITEX-IPv4-PASpitex Basel, Stiftung für Hilfe und Pflege zu HauseASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.244.16/2816NET-EDBS-IPv4-PAErziehungsdepartement Basel-StadtASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.244.40/298NET-BAECHLER-IPv4-PABaechler Feintech AGASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.244.128/2664NET-AVALISNT-IPv4-PAAvalisNT AG Coherent Network TechnologiesASSIGNED PAJul 14, 2008abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.244.208/298NET-LESSWIRE-IPv4-PALesswireASSIGNED PAMay 18, 2009abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.244.224/2732NET-HDM-IPv4-PAHerzog & de Meuron Basel Ltd.ASSIGNED PANov 30, 2009abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.245.64/2816NET-THEATERBASEL-IPv4-PATheatergenossenschaft BaselASSIGNED PAMar 20, 2012abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.245.96/2732IWB-SYMWEB-WAN1Dynamic Customer PoolLIR-PARTITIONED PAMay 27, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.245.160/2816NET-METEOBLUE-IPv4-PAMeteoblue AGASSIGNED PAFeb 1, 2013abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.245.184/298NET-IFRB-IPv4-PAIndustriefeuerwehr Regio BaselASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.245.192/298NET-HELVETIA-IPv4-PAHelvetia Schweizerische Immobilienbewirtschaftung BaselASSIGNED PAJul 26, 2013abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.246.0 - 77.73.246.128129IWB-SYMWEB-WAN2Dynamic Customer PoolLIR-PARTITIONED PAMay 27, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.246.129 - 77.73.246.255127IWB-SYMWEB-WAN3Dynamic Customer PoolLIR-PARTITIONED PAMay 27, 2026abuse@iwb.ch
via CH-IWB-20070402
└ 77.73.247.160/2732NET-BLPK-IPv4-PABasellandschaftliche PensionskasseASSIGNED PAOct 15, 2026abuse@iwb.ch
via CH-IWB-20070402

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

2,048 addresses
TypeAddressesShareRanges
Residential1,64080%21
Business40820%26

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS43284

CH
Name
IWB Industrielle Werke Basel
Type
Internet provider
Registered
Jul 9, 2007
Domain
iwb.ch
Website
telekom.iwb.ch/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed