AS47232 ISP Alliance a.s. 🇨🇿 CZ
Announcing 16 prefixes, seen at the RIS collectors.
IPv4 prefixes
10
9,984 (39 × /24)
IPv6 prefixes
6
27 × /32
Upstreams
4
transit providers observed
Peers
9
settlement-free adjacencies
Downstreams
48
transit customers observed
Customer cone
76
ASes reachable through it
Registry and operator data
- AS number
- AS47232
- Name
- ISP Alliance a.s.
- Organisation
- ISP Alliance
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 2008-05-21
- Network type
- Cable/DSL/ISP
- Traffic levels
- 500-1000Gbps
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- RIPE::AS-ISPALLIANCE-CZ
- Website
- http://www.ispalliance.cz
- PeeringDB
- net/2768
- Exchanges
- 2
- Facilities
- 3
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
16 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 5.39.200.0/23 v4 | RPKI valid | 42 | 3772147232 | 2026-09-18 |
| 46.29.224.0/21 v4 | RPKI valid | 42 | 3772147232 | 2026-09-18 |
| 78.111.112.0/20 v4 | RPKI valid | 42 | 3772147232 | 2026-09-18 |
| 94.140.25.0/24 v4 | no ROA | 42 | 3772147232 | 2026-09-18 |
| 148.59.93.0/24 v4 | no ROA | 42 | 3772147232 | 2026-09-18 |
| 185.15.108.0/22 v4 | RPKI valid | 42 | 3772147232 | 2026-09-18 |
| 185.52.172.0/24 v4 | RPKI valid | 42 | 3772147232 | 2026-09-18 |
| 185.151.171.0/24 v4 | RPKI valid | 42 | 3772147232 | 2026-09-18 |
| 193.107.160.0/22 v4 | no ROA | 42 | 3772147232 | 2026-09-18 |
| 195.26.25.0/24 v4 | no ROA | 42 | 3772147232 | 2026-09-18 |
| 2a02:17a0::/29 v6 | RPKI valid | 38 | 2448247232 | 2026-09-18 |
| 2a02:17a0:d000::/36 v6 | RPKI valid | 38 | 2448247232 | 2026-09-18 |
| 2a03:2a80::/29 v6 | RPKI valid | 38 | 2448247232 | 2026-09-18 |
| 2a03:2a82::/31 v6 | RPKI valid | 38 | 2448247232 | 2026-09-18 |
| 2a04:7bc0::/29 v6 | RPKI valid | 38 | 2448247232 | 2026-09-18 |
| 2a04:7bc7::/32 v6 | RPKI valid | 38 | 2448247232 | 2026-09-18 |