$ query “AS27747” --type=asn → 1 result(s)
AS27747 — TELECENTRO
Telecentro S.A.
AS27747 is a residential access provider run by Telecentro S.A., based in Argentina since 2004. The network announces a solid 623 616 IPv4 addresses, including a /14. Supports IPv6.
- #10 in Argentina — Top 10 by reach within country
Basic Information
- Country
- 🇦🇷 Argentina
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 06, 2004
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 198 / 7
- IPv6 Prefixes (raw / aggregated)
- 26 / 1
- IPv4 Addresses
- 623 616
- Largest IPv4 Prefix
- /14 (262 144 addresses)
- Largest IPv6 Prefix
- /28
- Geolocated Countries
- 🇦🇺 AU (3 IPs), 🇦🇷 AR (15 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 17 flagged IPs out of 623 616 total (0.00%)
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 1 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 3 downstream autonomous systems buying transit
- Degree
- 9 unique BGP neighbors (providers + customers + peers)
- Reach
- 34 927 — customer cone size measuring network influence
- Degree Rank
- #11 222
- Reach Rank
- #342
- Country Rank
- #10
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (198 total)
- 181.44.0.0/14 (262 144 addresses)
- 186.18.0.0/15 (131 072 addresses)
- 186.22.0.0/15 (131 072 addresses)
- 190.55.0.0/16 (65 536 addresses)
- 200.115.192.0/18 (16 384 addresses)
- 200.125.64.0/18 (16 384 addresses)
- 168.194.180.0/22 (1 024 addresses)
IPv6 Prefixes (26 total)
- 2800:810::/28