$ query “AS9583” --type=asn → 1 result(s)

AS9583 — SIFY-AS-IN

Sify Limited

AS9583 is a major transit provider run by Sify Limited, registered in India. The network announces a solid 796 160 IPv4 addresses, including a /15. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #9 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.)
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 183 / 552
IPv6 Prefixes (raw / aggregated)
33 / 1
IPv4 Addresses
796 160
Largest IPv4 Prefix
/15 (131 072 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇮🇳 IN (588 IPs), 🇺🇸 US (5 IPs), 🇬🇧 GB (1 IPs), 🇧🇪 BE, 🇦🇺 AU
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 3 flagged IPs out of 796 160 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
8 upstream autonomous systems providing transit
Peers
164 autonomous systems exchanging traffic without transit fees
Downstream Customers
215 downstream autonomous systems buying transit
Degree
398 unique BGP neighbors (providers + customers + peers)
Reach
9 217 — customer cone size measuring network influence
Degree Rank
#341
Reach Rank
#459
Country Rank
#9

Upstream Providers (8)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS4755 — TATACOMM-AS
  • AS3320 — DTAG (Tier-1 transit)
  • AS714 — APPLE-ENGINEERING
  • AS7473 — SINGTEL-AS-AP
  • AS55836 — RELIANCEJIO-IN

Prefix Lists

IPv4 Prefixes (2 183 total)

  • 118.94.0.0/15 (131 072 addresses)
  • 223.30.0.0/15 (131 072 addresses)
  • 1.6.0.0/16 (65 536 addresses)
  • 1.7.128.0/18 (16 384 addresses)
  • 119.226.0.0/18 (16 384 addresses)
  • 119.226.128.0/18 (16 384 addresses)
  • 119.226.224.0/19 (8 192 addresses)
  • 202.144.32.0/19 (8 192 addresses)
  • 202.191.128.0/19 (8 192 addresses)
  • 210.18.32.0/19 (8 192 addresses)
  • 1.7.16.0/20 (4 096 addresses)
  • 1.7.32.0/20 (4 096 addresses)
  • 1.7.208.0/20 (4 096 addresses)
  • 1.7.224.0/20 (4 096 addresses)
  • 119.226.64.0/20 (4 096 addresses)
  • 119.226.96.0/20 (4 096 addresses)
  • 119.226.192.0/20 (4 096 addresses)
  • 202.144.64.0/20 (4 096 addresses)
  • 202.144.112.0/20 (4 096 addresses)
  • 202.191.160.0/20 (4 096 addresses)
  • 202.191.192.0/20 (4 096 addresses)
  • 202.191.224.0/20 (4 096 addresses)
  • 210.18.80.0/20 (4 096 addresses)
  • 210.18.112.0/20 (4 096 addresses)
  • 210.210.16.0/20 (4 096 addresses)
  • 210.210.32.0/20 (4 096 addresses)
  • 210.210.112.0/20 (4 096 addresses)
  • 210.214.32.0/20 (4 096 addresses)
  • 1.7.8.0/21 (2 048 addresses)
  • 1.7.48.0/21 (2 048 addresses)
  • 1.7.88.0/21 (2 048 addresses)
  • 1.7.96.0/21 (2 048 addresses)
  • 1.7.192.0/21 (2 048 addresses)
  • 119.226.80.0/21 (2 048 addresses)
  • 119.226.120.0/21 (2 048 addresses)
  • 119.226.216.0/21 (2 048 addresses)
  • 124.7.112.0/21 (2 048 addresses)
  • 124.30.56.0/21 (2 048 addresses)
  • 124.30.120.0/21 (2 048 addresses)
  • 124.30.128.0/21 (2 048 addresses)
  • 124.30.144.0/21 (2 048 addresses)
  • 124.30.168.0/21 (2 048 addresses)
  • 124.30.184.0/21 (2 048 addresses)
  • 124.30.200.0/21 (2 048 addresses)
  • 202.144.24.0/21 (2 048 addresses)
  • 202.144.88.0/21 (2 048 addresses)
  • 202.177.152.0/21 (2 048 addresses)
  • 202.177.160.0/21 (2 048 addresses)
  • 202.177.184.0/21 (2 048 addresses)
  • 202.191.208.0/21 (2 048 addresses)

IPv6 Prefixes (33 total)

  • 2001:e48::/32