AS51001 CIELO SRL 🇮🇹 IT
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,024 (4 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
5
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS51001
- Name
- CIELO SRL
- Organisation
- Cielo
- Country
- 🇮🇹 IT
- RIR
- RIPENCC
- Allocated
- 2016-07-08
- Network type
- Cable/DSL/ISP
- Traffic levels
- 5-10Gbps
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS51001:AS-CLIENTS
- Website
- https://www.cielo.io
- PeeringDB
- net/21287
- Exchanges
- 1
- Facilities
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 185.158.236.0/24 v4 | RPKI valid | 40 | 5991951001 | 2026-09-18 |
| 185.158.237.0/24 v4 | RPKI valid | 40 | 5991951001 | 2026-09-18 |
| 185.158.238.0/24 v4 | RPKI valid | 40 | 5991951001 | 2026-09-18 |
| 185.158.239.0/24 v4 | RPKI valid | 40 | 5991951001 | 2026-09-18 |