$ query “AS7303” --type=asn → 1 result(s)
AS7303 — TELECOM-ARGENTINA
Telecom Argentina S.A.
AS7303 is a major transit provider run by Telecom Argentina S.A., registered in Argentina since 2000. The network announces an impressive 8.4 million IPv4 addresses, including a /12. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #1 in Argentina — Top 10 by reach within country
Basic Information
- Country
- 🇦🇷 Argentina
- Category
- Internet Service Provider
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- June 09, 2000
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 227 / 58
- IPv6 Prefixes (raw / aggregated)
- 100 / 4
- IPv4 Addresses
- 8 428 800
- Largest IPv4 Prefix
- /12 (1 048 576 addresses)
- Largest IPv6 Prefix
- /20
- Geolocated Countries
- 🇦🇷 AR (2 817 IPs), 🇦🇺 AU (12 IPs), 🇺🇸 US (1 IPs), 🇧🇿 BZ
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 94 flagged IPs out of 8 428 800 total (0.00%)
- Open Proxies
- 12 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 34 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 197 downstream autonomous systems buying transit
- Degree
- 239 unique BGP neighbors (providers + customers + peers)
- Reach
- 35 611 — customer cone size measuring network influence
- Degree Rank
- #542
- Reach Rank
- #113
- Country Rank
- #1
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (227 total)
- 181.0.0.0/12 (1 048 576 addresses)
- 181.80.0.0/12 (1 048 576 addresses)
- 181.96.0.0/12 (1 048 576 addresses)
- 190.224.0.0/13 (524 288 addresses)
- 152.168.0.0/14 (262 144 addresses)
- 181.28.0.0/14 (262 144 addresses)
- 181.164.0.0/14 (262 144 addresses)
- 181.168.0.0/14 (262 144 addresses)
- 181.228.0.0/14 (262 144 addresses)
- 186.108.0.0/14 (262 144 addresses)
- 186.124.0.0/14 (262 144 addresses)
- 186.136.0.0/14 (262 144 addresses)
- 190.16.0.0/14 (262 144 addresses)
- 190.136.0.0/14 (262 144 addresses)
- 190.188.0.0/14 (262 144 addresses)
- 190.192.0.0/14 (262 144 addresses)
- 190.244.0.0/14 (262 144 addresses)
- 186.152.0.0/15 (131 072 addresses)
- 190.30.0.0/15 (131 072 addresses)
- 201.212.0.0/15 (131 072 addresses)
- 201.252.0.0/15 (131 072 addresses)
- 24.232.0.0/16 (65 536 addresses)
- 200.43.0.0/16 (65 536 addresses)
- 200.45.0.0/16 (65 536 addresses)
- 200.117.0.0/16 (65 536 addresses)
- 200.127.0.0/16 (65 536 addresses)
- 201.231.0.0/16 (65 536 addresses)
- 201.235.0.0/16 (65 536 addresses)
- 191.97.128.0/17 (32 768 addresses)
- 200.42.0.0/17 (32 768 addresses)
- 200.82.0.0/17 (32 768 addresses)
- 200.114.128.0/17 (32 768 addresses)
- 200.122.0.0/17 (32 768 addresses)
- 200.126.128.0/17 (32 768 addresses)
- 66.60.0.0/18 (16 384 addresses)
- 200.55.64.0/18 (16 384 addresses)
- 200.73.128.0/18 (16 384 addresses)
- 200.89.128.0/18 (16 384 addresses)
- 200.105.0.0/18 (16 384 addresses)
- 196.32.64.0/19 (8 192 addresses)
- 200.3.32.0/19 (8 192 addresses)
- 200.3.64.0/19 (8 192 addresses)
- 200.32.0.0/19 (8 192 addresses)
- 200.42.128.0/19 (8 192 addresses)
- 200.49.128.0/19 (8 192 addresses)
- 200.61.192.0/19 (8 192 addresses)
- 200.63.0.0/19 (8 192 addresses)
- 200.105.64.0/19 (8 192 addresses)
- 200.49.96.0/20 (4 096 addresses)
- 200.71.224.0/20 (4 096 addresses)
IPv6 Prefixes (100 total)
- 2800:2000::/20
- 2001:13d0::/29
- 2800:b000::/32
- 2803:e7d0::/32