TATA CONSULTANCY SERVICES LIMITED

Data as of 2026-07-26
GLEIF verified
Complete entity footprint
5 linked clusters · 3,689 netblocks · 3,541,936 IPv4 addresses · 89 IPv6 prefixes
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
335800ZJKU9GPQRE2U66
Registered name
TATA CONSULTANCY SERVICES LIMITED
Jurisdiction
IN
Ultimate parent
TATA SONS PRIVATE LIMITED
335800YLT7FVL71YN622
Cluster stats
Netblocks27 · 132,296 IPv4 addresses
IPv6 6 prefixes (largest 2001:4d78:901::/48)
Registered in Finland (12) · Australia (3) · Denmark (2) · United Kingdom (2) · Netherlands (1) · Saudi Arabia (1)
All fragments 29 blocks across 2 clusters
Cluster ID213770535
RegistryAPNIC
Owner jurisdictionIN
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 335800ZJKU9GPQRE2U66
Shared handles clustered on 12 shared RIR contact/maintainer handles
Registry names 7 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
27 0 netblocks since 2026-07-05
2026-07-05 peak 27 2026-07-26

IP Ranges (27)

⬇ export CSV
CIDR Org name Registry Status Confidence
80.85.80.52/30 TATA_CONSULTANCY_SERVICES_LTD RIPE ASSIGNED PA ● low
87.101.227.120/30 Tata-Consultancy-Services RIPE ASSIGNED PA ● low
87.108.130.0/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
87.108.130.4/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
87.108.130.8/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
87.108.130.12/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
87.108.137.64/27 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
87.108.137.96/27 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
87.108.137.128/27 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
87.108.137.160/27 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
95.166.231.104/29 TATA-CONSULTANCY-SERVICES-NET RIPE ASSIGNED PA ● low
109.75.235.240/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
109.75.235.244/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
109.75.235.248/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
109.75.235.252/30 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED PA ● low
157.227.0.0/16 TATA CONSULTANCY SERVICES LIMITED APNIC ALLOCATED PORTABLE ● low
163.122.0.0/16 TATA CONSULTANCY SERVICES LIMITED APNIC ALLOCATED PORTABLE ● low
195.59.179.16/29 TATA-CONSULTANCY-SERVICES RIPE ASSIGNED PA ● low
195.249.211.8/29 TATA-CONSULTANCY-SERVICES--NET RIPE ASSIGNED PA ● low
202.41.4.0/22 TATA CONSULTANCY SERVICES LIMITED APNIC ALLOCATED PORTABLE ● low
212.137.16.128/29 TATA-CONSULTANCY-SERVICES RIPE ASSIGNED PA ● low
2001:4d78:104:5f::/64 TATA_CONSULTANCY_SERVICES_LTD RIPE ASSIGNED ● low
2001:4d78:901::/48 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED ● low
2001:4d78:902::/48 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED ● low
2001:4d78:903::/48 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED ● low
2001:4d78:904::/48 TATA_CONSULTANCY_SERVICES RIPE ASSIGNED ● low
2a00:2381:f0e0::/48 TATA-CONSULTANCY-SERVICES RIPE AGGREGATED-BY-LIR ● low

IPv6 ranges (6)

CIDR
2001:4d78:901::/48
2001:4d78:902::/48
2001:4d78:903::/48
2001:4d78:904::/48
2a00:2381:f0e0::/48
2001:4d78:104:5f::/64

Corporate group (5 confirmed entities)

+48 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: B how networks compare →
88.9% of checked blocks have valid RPKI ROA coverage (24 of 27)
Possible discrepancies (5)

These blocks are registered to TATA CONSULTANCY SERVICES LIMITED but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:f0e0::/48 /48 authorized for AS2856 — British Telecommunications Limited
2001:4d78:901::/48 /48 authorized for AS15830 — Equinix (EMEA) Acquisition Enterprises B.V.
2001:4d78:902::/48 /48 authorized for AS15830 — Equinix (EMEA) Acquisition Enterprises B.V.
2001:4d78:903::/48 /48 authorized for AS15830 — Equinix (EMEA) Acquisition Enterprises B.V.
2001:4d78:904::/48 /48 authorized for AS15830 — Equinix (EMEA) Acquisition Enterprises B.V.

NIC Handles

APNIC-HM AT1469-AP BTNET-MNT DJ97-AP DJ97-AP DUMY-RIPE DUMY-RIPE EQUINIX-MNT ITC-NOC-MNT ORG-TCSL3-AP TDK-MNT VODAFONE-WORLDWIDE-MNTNER