AS133555 DOORPOST Limited 🇨🇳 CN
Announcing 8 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
256 (1 × /24)
IPv6 prefixes
7
97 × /48
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS133555
- Name
- DOORPOST Limited
- Organisation
- Cortex Network Next-generation Research Centre
- Country
- 🇨🇳 CN
- RIR
- APNIC
- Allocated
- 2020-08-06
- Network type
- Educational/Research
- Scope
- Global
- Peering policy
- Open
- Website
- https://cnnrc.com
- PeeringDB
- net/13792
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
8 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 44.31.216.0/24 v4 | no ROA | 43 | 1763920473133555 | 2026-09-18 |
| 2406:840:f380::/44 v6 | RPKI valid | 32 | 1763920473133555 | 2026-09-18 |
| 2406:840:fefc::/48 v6 | RPKI valid | 38 | 6939139317133555 | 2026-09-18 |
| 2a06:a005:260::/44 v6 | RPKI valid | 32 | 1763920473133555 | 2026-09-18 |
| 2a06:a005:270::/44 v6 | RPKI valid | 32 | 1763920473133555 | 2026-09-18 |
| 2a06:a005:280::/44 v6 | RPKI valid | 32 | 1763920473133555 | 2026-09-18 |
| 2a06:a005:290::/44 v6 | RPKI valid | 32 | 1763920473133555 | 2026-09-18 |
| 2a06:a005:2a0::/44 v6 | RPKI valid | 32 | 1763920473133555 | 2026-09-18 |