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
7 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2804:d4::/37 v6 | no ROA | 33 | 50628335628209 | 2026-09-18 |
| 2804:d4:800::/37 v6 | no ROA | 33 | 50628335628209 | 2026-09-18 |
| 2804:1070::/32 v6 | RPKI valid | 33 | 2448228209 | 2026-09-18 |
| 2804:1070:1::/48 v6 | RPKI valid | 33 | 2448228209 | 2026-09-18 |
| 2804:1070:2::/48 v6 | RPKI valid | 33 | 2448228209 | 2026-09-18 |
| 2804:1070:2000::/36 v6 | RPKI valid | 33 | 2448228209 | 2026-09-18 |
| 2804:1070:4000::/36 v6 | RPKI valid | 33 | 2448228209 | 2026-09-18 |