AS55219 Cisco Systems, Inc. 🇺🇸 US
Announcing 11 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
2,048 (8 × /24)
IPv6 prefixes
8
23 × /48
Upstreams
6
transit providers observed
Peers
16
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS55219
- Name
- Cisco Systems, Inc.
- Organisation
- Cisco Systems, Inc. - Talos
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2013-04-24
- Network type
- Enterprise
- Scope
- North America
- Peering policy
- Open
- Website
- https://talosintelligence.com/
- PeeringDB
- net/9051
- Exchanges
- 6
- Facilities
- 5
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
11 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 172.110.204.0/22 v4 | RPKI valid | 42 | 3772155219 | 2026-09-18 |
| 172.110.204.0/23 v4 | RPKI valid | 42 | 3772155219 | 2026-09-18 |
| 198.148.78.0/23 v4 | RPKI valid | 41 | 3772155219 | 2026-09-18 |
| 2620:28:c000::/48 v6 | RPKI valid | 34 | 333355219 | 2026-09-18 |
| 2620:121::/44 v6 | RPKI valid | 35 | 34549646155219 | 2026-09-18 |
| 2620:121::/48 v6 | RPKI valid | 35 | 1490755219 | 2026-09-18 |
| 2620:121:1::/48 v6 | RPKI valid | 35 | 1490755219 | 2026-09-18 |
| 2620:121:2::/48 v6 | RPKI valid | 35 | 1490755219 | 2026-09-18 |
| 2620:121:4::/48 v6 | RPKI valid | 35 | 1490755219 | 2026-09-18 |
| 2620:121:6::/48 v6 | RPKI valid | 34 | 1490755219 | 2026-09-18 |
| 2620:121:7::/48 v6 | RPKI valid | 35 | 1490755219 | 2026-09-18 |