$ query “AS4755” --type=asn → 1 result(s)

AS4755 · TATACOMM-AS

Tata Communications Limited

AS4755 is operated by Tata Communications Limited and serves as a major transit provider, established in India in 2013. The system announces an impressive 1.8 million IPv4 addresses, including a /14, and supports IPv6. The bulk of its IP address space is in India, with additional presence in Sri Lanka and the United States, and smaller footprints in 3 additional countries. Prefix announcements for this AS were recently updated.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #36 by Reach — Top 100 by customer cone size
  • #2 in India — Top 10 by reach within country

Basic Information

Country
🇮🇳 India
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
July 09, 2013
Last Changed
October 01, 2026
Last Seen
October 10, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 364 / 228
IPv6 Prefixes (raw / aggregated)
24 / 5
IPv4 Addresses
1 780 224
Largest IPv4 Prefix
/14 (262 144 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇮🇳 India (1 765 120 IPs), 🇱🇰 Sri Lanka (7 936 IPs), 🇺🇸 United States (5 632 IPs) and 3 more
Prefix Changed
October 11, 2026

Reputation

Reputation
Good — 10 flagged IPs out of 1 780 224 total (0.00%)

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Peers
20 networks exchanging traffic without transit
Downstream Customers
771 downstreams buying transit
Unclassified
16 unclassified BGP neighbors
Degree
809 unique BGP neighbors
Reach
2 592 networks in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (2 364 total)

  • 14.140.0.0/14 (262 144 addresses (/14 prefix))
  • 115.112.0.0/15 (131 072 addresses (/15 prefix))
  • 121.240.0.0/15 (131 072 addresses (/15 prefix))
  • 59.160.0.0/16 (65 536 addresses (/16 prefix))
  • 59.163.0.0/16 (65 536 addresses (/16 prefix))
  • 61.17.0.0/16 (65 536 addresses (/16 prefix))
  • 115.115.0.0/16 (65 536 addresses (/16 prefix))
  • 115.116.0.0/16 (65 536 addresses (/16 prefix))
  • 115.119.0.0/16 (65 536 addresses (/16 prefix))
  • 121.242.0.0/16 (65 536 addresses (/16 prefix))
  • 202.54.0.0/16 (65 536 addresses (/16 prefix))
  • 203.197.0.0/16 (65 536 addresses (/16 prefix))
  • 203.199.0.0/16 (65 536 addresses (/16 prefix))
  • 203.200.0.0/16 (65 536 addresses (/16 prefix))
  • 59.165.128.0/17 (32 768 addresses (/17 prefix))
  • 115.110.128.0/17 (32 768 addresses (/17 prefix))
  • 121.243.0.0/17 (32 768 addresses (/17 prefix))
  • 121.244.0.0/17 (32 768 addresses (/17 prefix))
  • 59.161.64.0/18 (16 384 addresses (/18 prefix))
  • 59.162.0.0/18 (16 384 addresses (/18 prefix))
  • 59.165.64.0/18 (16 384 addresses (/18 prefix))
  • 115.111.192.0/18 (16 384 addresses (/18 prefix))
  • 121.244.128.0/18 (16 384 addresses (/18 prefix))
  • 121.245.64.0/18 (16 384 addresses (/18 prefix))
  • 158.144.128.0/18 (16 384 addresses (/18 prefix))
  • 203.124.192.0/18 (16 384 addresses (/18 prefix))
  • 219.64.0.0/18 (16 384 addresses (/18 prefix))
  • 59.161.128.0/19 (8 192 addresses (/19 prefix))
  • 61.11.0.0/19 (8 192 addresses (/19 prefix))
  • 115.110.64.0/19 (8 192 addresses (/19 prefix))
  • 115.111.0.0/19 (8 192 addresses (/19 prefix))
  • 115.111.64.0/19 (8 192 addresses (/19 prefix))
  • 115.114.96.0/19 (8 192 addresses (/19 prefix))
  • 121.244.192.0/19 (8 192 addresses (/19 prefix))
  • 121.245.0.0/19 (8 192 addresses (/19 prefix))
  • 210.211.128.0/19 (8 192 addresses (/19 prefix))
  • 219.64.224.0/19 (8 192 addresses (/19 prefix))
  • 219.65.32.0/19 (8 192 addresses (/19 prefix))
  • 219.65.64.0/19 (8 192 addresses (/19 prefix))
  • 17.76.240.0/20 (4 096 addresses (/20 prefix))
  • 59.162.64.0/20 (4 096 addresses (/20 prefix))
  • 59.162.96.0/20 (4 096 addresses (/20 prefix))
  • 115.110.96.0/20 (4 096 addresses (/20 prefix))
  • 115.111.32.0/20 (4 096 addresses (/20 prefix))
  • 115.111.96.0/20 (4 096 addresses (/20 prefix))
  • 115.111.128.0/20 (4 096 addresses (/20 prefix))
  • 115.111.176.0/20 (4 096 addresses (/20 prefix))
  • 115.114.0.0/20 (4 096 addresses (/20 prefix))
  • 121.244.224.0/20 (4 096 addresses (/20 prefix))
  • 202.41.32.0/20 (4 096 addresses (/20 prefix))

IPv6 Prefixes (24 total)

  • 2400:a240::/32
  • 2403::/32
  • 2604:a140:1502::/47
  • 2001:df0:7400::/48
  • 2405:2000:d01::/48