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Data as of Nov 10, 2026

221.135.132.0/22

No anonymizer space · no proxy exits in 30 days

Sify Limited

Announcement
this exact prefix
RPKI valid
Announced by
AS9583
Type
Internet provider

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
221.135.132.0/24
since Mar 2009
AS9583Internet providerSify Limited
221.135.133.0/24
since Mar 2007
AS9583Internet providerSify Limited

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
221.134.0.0/15131,072SIFYNET-INSify LimitedALLOCATED PORTABLE—abuse@sifycorp.com
└ 221.135.132.0 - 221.135.139.2552,048SIFYNETSify Infra IP PoolASSIGNED NON-PORTABLE—complain@irinn.in
└ 221.135.132.0 - 221.135.132.254255SifyinfranetSify InfrastructureASSIGNED NON-PORTABLE—complain@irinn.in
└ 221.135.133.0 - 221.135.133.254255SifyinfranetSify InfrastructureASSIGNED NON-PORTABLE—complain@irinn.in
└ 221.135.134.0 - 221.135.134.254255SifyinfranetSify InfrastructureASSIGNED NON-PORTABLE—complain@irinn.in
└ 221.135.135.0 - 221.135.135.254255SifyinfranetSify InfrastructureASSIGNED NON-PORTABLE—complain@irinn.in

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Sify Limited
Range
221.134.0.0/15
Registration type
ALLOCATED PORTABLE
Origin network

AS9583

IN
Name
Sify Limited
Type
Internet provider
Registered
Jul 23, 1999
Domain
sifycorp.com
Website
www.sifycorp.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed