LAYER3 INTEL
Get started
Sign in
Data as of Nov 7, 2026

91.143.103.0/24

No anonymizer space · no proxy exits in 30 days

Citycom Telekommunikation GmbH

Announcement
91.143.96.0/20
RPKI valid
Announced by
AS29056
Type
Business
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
91.143.96.0/204,096AT-GSTW-20061031Citycom Telekommunikation GmbH (ORG-GSA1-RIPE) · ATALLOCATED PAOct 31, 2006abuse@grazkom.at
└ 91.143.103.0/2816ZWACH2-AT-NETKRW Zwach & Partner Steuerberatungsgesellschaft mbHASSIGNED PANov 3, 2008abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.16/2816WELCOMEIMMO-AT-NET-01ERSTE Immobilien KAG p. A. Frieda Rustler GV GmbH & Co KGASSIGNED PAFeb 7, 2025abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.32/298EASELINK-AT-NET-01Easelink GmbHASSIGNED PASep 9, 2025abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.40/298know-center-gmbh-AT-NET-01Know-Center GmbHASSIGNED PAMar 18, 2025abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.96/2816EMF-AT-NETEFM Versicherungsmakler AGASSIGNED PAFeb 4, 2008abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.112/298SOUNDPORTAL2-AT-NET-01Radio Soundportal Medienprojektverein SteiermarkASSIGNED PAOct 6, 2009abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.120/298CITYCOM-AT-NET-01Citycom Telekommunikation GmbHASSIGNED PAMar 28, 2025abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.144/298AIRMEDTEC-AT-NET-01AIRMEDTEC GmbHASSIGNED PAApr 9, 2025abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.152/298DAM-EDV-AT-NET-02DAM-EDV Ges.m.b.H.ASSIGNED PAApr 16, 2021abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.160/2732INT_REINISCH-AT-NETReinisch Wolfgang, DIASSIGNED PAMar 10, 2008abuse@grazkom.at
via AT-GSTW-20061031
└ 91.143.103.240/298THEATERSERVICE-AT-NET-02Theaterservice Graz GmbHASSIGNED PAApr 12, 2010abuse@grazkom.at
via AT-GSTW-20061031

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
Announced by

Covering announcement 91.143.96.0/20

Prefix
91.143.96.0/20
Announced by
AS29056 Citycom Telekommunikation GmbH
Type
Business
Proxy exits
1
RPKI
RPKI valid
Netname
AT-GSTW-20061031
Registrant
Citycom Telekommunikation GmbH
RIR
RIPE NCC
Origin network

AS29056

AT
Name
Citycom Telekommunikation GmbH
Type
Internet provider
Registered
May 21, 2003
Domain
citycom-austria.com
Website
www.citycom-austria.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed