AS27747 AS27747 - Telecentro S.A.
🇦🇷Org handle: 23787
LACNICallocated
Announced Prefixes (BGP)
2,410total
1,651 IPv4759 IPv6
IPv4 Addresses
Allocated (RIR)623,616
Announced (BGP)2.3M
IPv6 Addresses
Allocated (RIR)1.2×10³⁰
Announced (BGP)2.6×10³⁰
Prefix Limit (IPv4)
5,000
Prefix Limit (IPv6)
5,000
Country
🇦🇷 ARRIR
LACNICStatus
allocated
Allocated
2004-07-06
Routing hygiene
Score 7/100 · Low riskRPKI ROA coverage
99.9%
no RPKI invalid prefixes
IRR route objects
99.9%
2 prefixes registered for another origin
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
6
diversity 37/100
- No significant routing hygiene issues found
Based on 2,401 announced prefixes, updated daily (2026-10-21). How the score works · RPKI explained
Listed on the threat map (2026-10-21)
Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.
Announced Prefixes
(BGP)1,000 of 2,410|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | LACNIC | - | |
| Valid | - | - | |
| Valid | - | - | |
| Valid | - | - | |
| Valid | - | - | |
| Valid | - | - | |
| Valid | - | - | |
| Valid | - | - | |
| Valid | - | - | |
| Valid | - | - |
1-10 of 1,000
1 / 100
Allocated Prefixes
(RIR)17Prefix | Country | RIR | Status |
|---|---|---|---|
| 168.194.180.0/22 | 🇦🇷 AR | LACNIC | allocated |
| 181.44.0.0/15 | 🇦🇷 AR | LACNIC | allocated |
| 181.46.0.0/15 | 🇦🇷 AR | LACNIC | allocated |
| 186.18.0.0/16 | 🇦🇷 AR | LACNIC | allocated |
| 186.19.0.0/16 | 🇦🇷 AR | LACNIC | allocated |
| 186.22.0.0/15 | 🇦🇷 AR | LACNIC | allocated |
| 190.55.0.0/18 | 🇦🇷 AR | LACNIC | allocated |
| 190.55.64.0/18 | 🇦🇷 AR | LACNIC | allocated |
| 190.55.128.0/18 | 🇦🇷 AR | LACNIC | allocated |
| 190.55.192.0/18 | 🇦🇷 AR | LACNIC | allocated |
1-10 of 17
1 / 2
All 2,410 announced prefixes of AS27747 →
Downstream Customers(1)
| ASN | Name |
|---|---|
| AS14789 | 🇺🇸CLOUDFLARENET - Cloudflare, Inc. |
BGP Neighbours
(seen in AS paths)Upstreams (6)
Networks AS27747 hands its own prefixes to: transit providers, or peers at an exchange.
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the LACNIC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/27747Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/27747" | jq