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Data as of Nov 9, 2026

203.100.224.0/20

No anonymizer space · no proxy exits in 30 days

Telstra Limited

Announcement
203.100.224.0/19
RPKI valid
Announced by
AS1221
Type
Residential
Risk
0 / 100 · Low

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
203.100.224.0/198,192TELSTRAINTERNET-AUTelstra Limited (ORG-TC6-AP) · AUALLOCATED PORTABLE—abuse@telstra.net
└ 203.100.224.0/204,096TELSTRAGLOBALunknownALLOCATED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.0/298CUST-6203349Techno PhobiaASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.8/298CUST-6202570Koyo Australia Pty ltdASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.16/298CUST-6005833Pacific Internet Technical Support ADSL Test AccountASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.24/298CUST-6173945Montague Cold Storage Pty LtdASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.32/298CUST-6209493Thomas Cook Boot & Clothing Co P/LASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.56/298CUST-6210359Supertech Project ManagementASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.64/2816CUST-6211640Vanessa MaddenASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.80/298CUST-6018706David VidosASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.88/298CUST-6213043ReiverNet Pty LtdASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.228.96/2816CUST-6209861Neiger Nominees Pty LtdASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.0/298CUST-5957646Relate Systems Consultants Ptd LtdASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.16/298CUST-6048475N F Lee & Co Pty Ltd T/A Bing Lee RockdaleASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.24/298CUST-6048474KTT Electrical Pty Ltd T/A Bing Lee Castle HillASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.32/298CUST-6161055Ocean Beach Holiday ParkASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.104/298CUST-5947787Graeme PattingaleASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.120/298CUST-6151309Kingloc Commercial Equipment Pty LtdASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.144/298CUST-6022642Tennent, Isokangas P/LASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.176/2816CUST-6043208Technology Gone WildASSIGNED NON-PORTABLE—abuse@telstra.net
└ 203.100.239.192/2664CUST-6010607Technology Help Centre Pty Ltd (RNTEC9)ASSIGNED NON-PORTABLE—abuse@telstra.net

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 203.100.224.0/19

Prefix
203.100.224.0/19
Announced by
AS1221 Telstra Limited
Type
Residential
RPKI
RPKI valid
Netname
TELSTRAINTERNET-AU
Registrant
Telstra Limited
RIR
APNIC
Origin network

AS1221

AU
Name
Telstra Limited
Type
Internet provider
Registered
Jan 31, 2000
Domain
telstra.com.au
Website
www.telstra.com.au/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed