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

AS4755 · TATACOMM-AS

TATA Communications formerly VSNL is Leading ISP

AS4755 is owned by TATA Communications formerly VSNL is Leading ISP and is a major transit provider, based in India since 2013. The system announces an impressive 1.8 million IPv4 addresses, including a /14, and supports IPv6. Its primary geographic footprint is in India, with additional presence in Australia and Sri Lanka, and smaller footprints in 2 additional countries. This AS has recently updated its prefix announcements.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #2 in India — Top 10 by reach within country

Basic Information

Country
🇮🇳 India
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
July 09, 2013
Last Changed
May 10, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 311 / 227
IPv6 Prefixes (raw / aggregated)
20 / 6
IPv4 Addresses
1 784 320
Largest IPv4 Prefix
/14 (262 144 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇮🇳 India (2 343 680 IPs), 🇦🇺 Australia (52 736 IPs), 🇱🇰 Sri Lanka (8 448 IPs) and 2 more
Prefix Changed
June 23, 2026

Reputation

Reputation
Good — 5 flagged IPs out of 1 784 320 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Peers
14 networks exchanging traffic without transit
Downstream Customers
782 downstreams buying transit
Unclassified
26 unclassified BGP neighbors
Degree
825 unique BGP neighbors
Reach
34 275 networks in customer cone

Upstream Providers (3)

Prefix Lists

IPv4 Prefixes (2 311 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))
  • 203.200.0.0/16 (65 536 addresses (/16 prefix))
  • 115.115.0.0/16 (65 536 addresses (/16 prefix))
  • 61.17.0.0/16 (65 536 addresses (/16 prefix))
  • 59.160.0.0/16 (65 536 addresses (/16 prefix))
  • 59.163.0.0/16 (65 536 addresses (/16 prefix))
  • 115.119.0.0/16 (65 536 addresses (/16 prefix))
  • 202.54.0.0/16 (65 536 addresses (/16 prefix))
  • 121.242.0.0/16 (65 536 addresses (/16 prefix))
  • 115.116.0.0/16 (65 536 addresses (/16 prefix))
  • 203.199.0.0/16 (65 536 addresses (/16 prefix))
  • 203.197.0.0/16 (65 536 addresses (/16 prefix))
  • 121.243.0.0/17 (32 768 addresses (/17 prefix))
  • 121.244.0.0/17 (32 768 addresses (/17 prefix))
  • 59.165.128.0/17 (32 768 addresses (/17 prefix))
  • 115.110.128.0/17 (32 768 addresses (/17 prefix))
  • 203.124.192.0/18 (16 384 addresses (/18 prefix))
  • 59.165.64.0/18 (16 384 addresses (/18 prefix))
  • 121.244.128.0/18 (16 384 addresses (/18 prefix))
  • 115.111.192.0/18 (16 384 addresses (/18 prefix))
  • 59.161.64.0/18 (16 384 addresses (/18 prefix))
  • 219.64.0.0/18 (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))
  • 59.162.0.0/18 (16 384 addresses (/18 prefix))
  • 219.64.224.0/19 (8 192 addresses (/19 prefix))
  • 219.65.64.0/19 (8 192 addresses (/19 prefix))
  • 61.11.0.0/19 (8 192 addresses (/19 prefix))
  • 121.244.192.0/19 (8 192 addresses (/19 prefix))
  • 59.161.128.0/19 (8 192 addresses (/19 prefix))
  • 115.114.96.0/19 (8 192 addresses (/19 prefix))
  • 59.161.32.0/19 (8 192 addresses (/19 prefix))
  • 115.111.64.0/19 (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))
  • 210.211.128.0/19 (8 192 addresses (/19 prefix))
  • 219.65.32.0/19 (8 192 addresses (/19 prefix))
  • 121.245.0.0/19 (8 192 addresses (/19 prefix))
  • 17.76.240.0/20 (4 096 addresses (/20 prefix))
  • 219.65.96.0/20 (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))
  • 59.162.96.0/20 (4 096 addresses (/20 prefix))
  • 115.111.176.0/20 (4 096 addresses (/20 prefix))
  • 219.64.96.0/20 (4 096 addresses (/20 prefix))
  • 59.162.64.0/20 (4 096 addresses (/20 prefix))
  • 59.161.240.0/20 (4 096 addresses (/20 prefix))

IPv6 Prefixes (20 total)

  • 2400:a240::/32
  • 2403::/32
  • 2604:a140:1502::/47
  • 2001:df0:7400::/48
  • 2001:df1:6001::/48
  • 2405:2000:d01::/48