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Data as of Nov 11, 2026

217.29.147.0/24

No anonymizer space · no proxy exits in 30 days

Citycom Telekommunikation GmbH

Announcement
217.29.144.0/20
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
217.29.144.0/204,096AT-GSTW-20030520Citycom Telekommunikation GmbH (ORG-GSA1-RIPE) · ATALLOCATED PAMay 20, 2003abuse@grazkom.at
└ 217.29.147.16/298EGG_SCHOEG-AT-NET-01Energie Graz GmbH - MMS/ITASSIGNED PAOct 21, 2024abuse@grazkom.at
via AT-GSTW-20030520
└ 217.29.147.32/2732HANSA-PRIVKLINIK-AT-NET-01Hansa Privatklinikum Graz GmbHASSIGNED PAMar 8, 2024abuse@grazkom.at
via AT-GSTW-20030520
└ 217.29.147.64/2732CITYCOM-TEST-INT-AT-NET-01Citycom Telekommunikation GmbHASSIGNED PANov 21, 2017abuse@grazkom.at
via AT-GSTW-20030520
└ 217.29.147.128/298BEARINGPOINT-AT-NET-01BearingPoint GmbHASSIGNED PASep 2, 2020abuse@grazkom.at
via AT-GSTW-20030520
└ 217.29.147.160/2732MARTINHUELLER-AT-NET-02Martin HuellerASSIGNED PANov 25, 2010abuse@grazkom.at
via AT-GSTW-20030520
└ 217.29.147.192/298EURO_FREMDSPR-AT-NET-01European Centre for Modern LanguageASSIGNED PASep 27, 2022abuse@grazkom.at
via AT-GSTW-20030520
└ 217.29.147.224/2816BARTELT-AT-NET-01BARTELT GmbHASSIGNED PAMar 8, 2016abuse@grazkom.at
via AT-GSTW-20030520

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
Routing timeline

Who has announced 217.29.144.0/20

217.29.144.0/20

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
May 2005 · 22 yr
Origin networks
1