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Data as of Nov 7, 2026

91.143.80.0/21

1 residential-proxy exit · 30 days

ISPpro Internet KG

Announcement
this exact prefix
RPKI valid
Announced by
AS35366
Type
Hosting
Risk
50 / 100 · Medium

Residential-proxy exits

Proxy exits
1
0.05% of its addresses · 30 days
Spread
1 of 8
/24s with at least one exit
Providers
1
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

14 observations

Proxy providers listing exits

  • Proxying

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
91.143.80.0/20
since Nov 2006
AS35366Hosting1ISPpro Internet KG

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
91.143.80.0/204,096DE-KDCTRL-20061030ISPpro Internet KG (ORG-IIK1-RIPE) · DEALLOCATED PAOct 30, 2006abuse@isppro.de
└ 91.143.80.0/24256EUSERV-SRV-NET1EUserv InternetASSIGNED PAOct 11, 2007abuse@isppro.de
via DE-KDCTRL-20061030
└ 91.143.81.0/24256EUSERV-SRV-NET2EUserv InternetASSIGNED PAOct 11, 2007abuse@isppro.de
via DE-KDCTRL-20061030
└ 91.143.82.0/24256ISPPRO-KOS-NET2KOS-OnlineASSIGNED PANov 26, 2007abuse@isppro.de
via DE-KDCTRL-20061030
└ 91.143.83.0/24256EUSERV-SRV-NET3EUserv InternetASSIGNED PAFeb 25, 2008abuse@isppro.de
via DE-KDCTRL-20061030
└ 91.143.84.0/24256EUSERV-SRV-NET4EUserv InternetASSIGNED PAFeb 25, 2008abuse@isppro.de
via DE-KDCTRL-20061030
└ 91.143.85.0/24256EUSERV-SRV-NET5EUserv InternetASSIGNED PAFeb 25, 2008abuse@isppro.de
via DE-KDCTRL-20061030
└ 91.143.86.0/24256KOSONLINE-SRV-NET3KOS-OnlineASSIGNED PAFeb 25, 2008abuse@isppro.de
via DE-KDCTRL-20061030
└ 91.143.87.0/24256EUSERV-SRV-NET6EUserv InternetASSIGNED PAFeb 25, 2008abuse@isppro.de
via DE-KDCTRL-20061030

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS35366

DE
Name
ISPpro Internet KG
Type
Hosting
Registered
Jul 22, 2005
Domain
isppro.de
Website
www.isppro.de
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed