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Data as of Nov 4, 2026

121.246.0.0/15

No anonymizer space

Tata Communications · space held by Tata Communications Limited

Announcement
this exact prefix
No RPKI
Announced by
AS17908
Type
Internet provider
74% of it

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
121.246.204.0/24
since Mar 2008
AS4755BusinessTata Communications Limited
121.246.212.0/24
since Aug 2007
AS4755BusinessTata Communications Limited
121.247.70.0/24
since Feb 2007
AS4755BusinessTata Communications Limited
121.247.117.0/24
since Nov 4, 2026
AS17908Internet provider
121.247.118.0/24
since Nov 4, 2026
AS17908Internet provider
121.247.132.0/24AS4755BusinessTata Communications Limited
121.247.133.0/24AS4755BusinessTata Communications Limited
121.247.135.0/24AS4755BusinessTata Communications Limited
121.247.147.0/24
since Mar 2016
AS4755ResidentialTata Communications Limited
121.247.158.0/24
since Nov 4, 2026
AS17908Internet provider
121.247.169.0/24
since Nov 4, 2026
AS17908Internet provider

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]
└ 121.246.4.0/24256RBU-DYNAMIC_TTSL-KLKTTSL-KLK- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.5.0/24256RBU-DYNAMIC_TOLLYGUNGETOLLYGUNGE- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.6.0/24256RBU-DYNAMIC_TIDELPARKTIDEL PARK- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.7.0/24256RBU-DYNAMIC_KARAN-IKARAN-I- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.8.0/24256RBU-DYNAMIC_DELHI-VSBDELHI-VSB- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.9.0/24256RBU-DYNAMIC_PRATIKSHAPRATIKSHA- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.10.0/24256RBU-DYNAMIC_TATACENTRETATACENTRE- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.11.0/24256RBU-DYNAMIC_KORMANGALAMSUKORMANGALAMSU- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.12.0/24256RBU-DYNAMIC_CHENNAI-VSBCHENNAI-VSB- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.13.0/24256RBU-DYNAMIC_CHENNAI-VSBCHENNAI-VSB- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.14.0/24256RBU-DYNAMIC_TTSL-KLKTTSL-KLK- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.15.0/24256RBU-DYNAMIC_AIRPORTROADAIRPORT ROAD- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.16.0/24256RBU-DYNAMIC_KORMANGALAMSUKORMANGALAMSU- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.17.0/24256RBU-DYNAMIC_VASANTHNAGARVASANTHNAGAR- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.24.0/24256RBU-DYNAMIC_CHENNAI-VSBCHENNAI-VSB- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.25.0/24256RBU-DYNAMIC_CHENNAI-VSBCHENNAI-VSB- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.26.0/24256RBU-DYNAMIC_CHENNAI-VSBCHENNAI-VSB- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.27.0/24256RBU-DYNAMIC_CHENNAI-VSBCHENNAI-VSB- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.32.0/24256RBU-DYNAMIC_PUNE-DIGHIPUNE-DIGHI- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.33.0/24256RBU-DYNAMIC_PUNE-DIGHIPUNE-DIGHI- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.34.0/24256RBU-DYNAMIC_PUNE-DIGHIPUNE-DIGHI- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.35.0/24256RBU-DYNAMIC_PUNE-DIGHIPUNE-DIGHI- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.36.0/24256RBU-DYNAMIC_PUNE-DIGHIPUNE-DIGHI- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.52.0/24256RBU-DYNAMIC_SHAPATHSHAPATH- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.246.60.0/24256RBU-DYNAMIC_TATACENTRETATACENTRE- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.247.195.0/24256RBU-DYNAMIC_SHAPATHSHAPATH- Leased line RBU-DYNAMICASSIGNED NON-PORTABLE—[email protected]
via TATACOMM-IN
└ 121.247.220.0/24256RBU-DYNAMIC_KARAN-IIKARAN-II- Leased line RBU-DYNAMICASSIGNED 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

131,072 addresses
TypeAddressesShareRanges
Internet provider96,76874%49
Residential32,76825%128
Business1,5361.2%6

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS17908

IN
Name
Tata Communications
Type
Internet provider
Registered
Aug 14, 2001
Domain
tatacommunications.com
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed