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Data as of Nov 4, 2026

121.243.128.0/17

No anonymizer space · no proxy exits in 30 days

Tata Communications · space held by Tata Communications Limited

Announcement

this exact prefix

No RPKI

Announced by

Type

Internet provider

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
121.243.128.0/20 since Oct 2008	AS17908	Internet provider	Tata Communications Limited
121.243.160.0/20 since Oct 2008	AS17908	Internet provider	Tata Communications Limited
121.243.176.0/20 since Oct 2008	AS17908	Internet provider	Tata Communications Limited
121.243.192.0/18 since Nov 2008	AS17908	Internet provider	Tata Communications Limited
121.243.216.0/21 since Oct 2008	AS17908	Internet provider	Tata Communications Limited

Network & registry

Announcement Routing history RPKI & IRR Whois & 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

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS17908	RADB	VSNL Route Object	MAINT-VSNL-IN	Nov 13, 2023

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
121.243.144.0/20	AS17908	RADB	VSNL-TCISL Route Object	MAINT-VSNL-IN	Nov 13, 2023
121.243.144.0/20	AS17908	APNIC	Route to TCISL ROM	MAINT-TATACOMM-IN	Oct 17, 2008