AS28209 Under Servicos de Internet Ltda 🇧🇷 BR
Announcing 48 prefixes, seen at the RIS collectors.
IPv4 prefixes
41
49,152 (192 × /24)
IPv6 prefixes
7
1.2 × /32
Upstreams
3
transit providers observed
Peers
4
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
3
ASes reachable through it
Registry and operator data
- AS number
- AS28209
- Name
- Under Servicos de Internet Ltda
- Organisation
- Under
- Country
- 🇧🇷 BR
- RIR
- LACNIC
- Allocated
- 2008-05-08
- Network type
- Content
- Scope
- South America
- Peering policy
- Open
- IRR as-set
- ALTDB::AS-UNDER
- Website
- https://www.under.com.br
- PeeringDB
- net/5932
- Exchanges
- 1
- Facilities
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
41 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 177.70.0.0/19 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.0.0/20 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.0.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.2.0/24 v4 | RPKI valid | 12 | 3772128209 | 2026-09-18 |
| 177.70.4.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.4.0/23 v4 | RPKI valid | 12 | 3772128209 | 2026-09-18 |
| 177.70.6.0/24 v4 | RPKI valid | 1 | 2132419002325726440928209 | 2026-10-11 |
| 177.70.8.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.10.0/24 v4 | RPKI valid | 41 | 3772126440928209 | 2026-10-27 |
| 177.70.12.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.16.0/20 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.20.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.24.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 177.70.24.0/23 v4 | RPKI valid | 44 | 3772128209 | 2026-09-18 |
| 177.70.28.0/22 v4 | RPKI valid | 44 | 3772128209 | 2026-09-18 |
| 179.127.0.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.4.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.8.0/23 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.10.0/23 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.11.0/24 v4 | RPKI valid | 1 | 2132419002325726440928209 | 2026-10-11 |
| 179.127.12.0/23 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.14.0/23 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.16.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.16.0/23 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.18.0/23 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.20.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.20.0/23 v4 | RPKI valid | 43 | 2448228209 | 2026-09-18 |
| 179.127.22.0/23 v4 | RPKI valid | 43 | 2448228209 | 2026-09-18 |
| 179.127.24.0/22 v4 | RPKI valid | 44 | 3772128209 | 2026-09-18 |
| 179.127.28.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 179.127.29.0/24 v4 | RPKI valid | 3 | 3772128209 | 2026-09-18 |
| 189.113.0.0/20 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 189.113.0.0/21 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 189.113.0.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 189.113.4.0/22 v4 | RPKI valid | 44 | 3772128209 | 2026-09-18 |
| 189.113.5.0/24 v4 | RPKI valid | 44 | 37721335628209 | 2026-09-18 |
| 189.113.7.0/24 v4 | RPKI valid | 41 | 3772126440928209 | 2026-10-27 |
| 189.113.8.0/21 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 189.113.8.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 189.113.12.0/22 v4 | RPKI valid | 44 | 2448228209 | 2026-09-18 |
| 189.113.14.0/24 v4 | RPKI valid | 41 | 3772126440928209 | 2026-10-26 |