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Data as of Nov 4, 2026

121.243.72.0/22

No anonymizer space · no proxy exits in 30 days

TATA Communications formerly VSNL is Leading ISP · space held by Tata Communications Limited

Announcement
this exact prefix
RPKI valid
Announced by
AS4755
Type
Internet provider
71% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
121.243.0.0/17
since Jun 2009
AS4755Business12Tata Communications 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
121.240.0.0/13524,288TATACOMM-INTata Communications Limited (ORG-TCL6-AP) · INALLOCATED PORTABLE—[email protected]
└ 121.243.72.0/304JAYPEE_HOTELS_AGRAAGRA- Leased line JAYPEE HOTELSASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.72.4/304SOFTWARE_TECHNOLOGY_PARKS_OF_INDIA_STPI_DEHRADUNDEHRADUN- Leased line SOFTWARE TECHNOLOGY PARKS OF INDIA STPIASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.72.8/304AGILESERVICE_LUCKNOWLUCKNOW- Leased line AGILESERVICEASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.72.12/304VISNOVA_SOLUTIONS_PVT_LTD_NOIDANOIDA- Leased line VISNOVA SOLUTIONS PVT LTDASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.72.16/304DURABLE_MEDICAL_EQUIPMENT_PVT_LTD_UDAIPURUDAIPUR- Leased line DURABLE MEDICAL EQUIPMENT PVT. LTD.ASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.72.48/304INOX_GLOBAL_SERVICES_LTD_GURGAONGURGAON- Leased line INOX GLOBAL SERVICES LTD.ASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.73.0/25128JAYPEE_HOTELS_AGRAAGRA- Leased line JAYPEE HOTELSASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.73.128/2816SOFTWARE_TECHNOLOGY_PARKS_OF_INDIA_STPI_DEHRADUNDEHRADUN- Leased line SOFTWARE TECHNOLOGY PARKS OF INDIA STPIASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.73.160/2732AGILESERVICE_LUCKNOWLUCKNOW- Leased line AGILESERVICEASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.73.192/2816VISNOVA_SOLUTIONS_PVT_LTD_NOIDANOIDA- Leased line VISNOVA SOLUTIONS PVT LTDASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.73.208/2816PHISTREAM_CONSULTING_LTD_NOIDANOIDA- Leased line PHISTREAM CONSULTING LTD.ASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.243.74.192/2664INOX_GLOBAL_SERVICES_LTD_GURGAONGURGAON- Leased line INOX GLOBAL SERVICES LTD.ASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN

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

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

1,024 addresses
TypeAddressesShareRanges
Internet provider72871%5
Business29629%12

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS4755

IN
Name
TATA Communications formerly VSNL is Leading ISP
Type
Internet provider
Registered
May 13, 1996
Domain
tatacommunications.com
Website
www.tatacommunications.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed