AS24356 CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing University
Announced Prefixes (BGP)
144total
68 IPv476 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)308,224
IPv6 Addresses
Allocated (RIR)1.2×10²⁴
Announced (BGP)9.1×10²⁵
Prefix Limit (IPv4)
200
Prefix Limit (IPv6)
500
Allocated
-
Routing hygiene
Score 69/100 · High riskRPKI ROA coverage
52.8%
20 prefixes RPKI invalid
IRR route objects
0%
144 prefixes registered for another origin
Hijack signals
20
20 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 48/100
- Announces 20 prefixes that RPKI assigns to another network (possible hijack or misconfiguration)
- 47% of announced prefixes (68 of 144) have no valid ROA, 20 of them RPKI invalid
- 100% of announced prefixes (144 of 144) have no IRR route object for this ASN
Based on 144 announced prefixes, updated daily (2026-10-26). How the score works · RPKI explained
Announced Prefixes
(BGP)144|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
42.247.8.0/24MOAS | Invalid | - | - |
58.200.10.0/24MOAS | Invalid | - | - |
58.200.87.0/24MOAS | Invalid | - | - |
120.94.128.0/18MOAS | No ROA | - | - |
121.49.0.0/22MOAS | No ROA | - | - |
121.49.0.0/24MOAS | Invalid | - | - |
121.49.4.0/24MOAS | Invalid | - | - |
121.49.5.0/24MOAS | Invalid | - | - |
121.49.16.0/20MOAS | No ROA | - | - |
121.49.32.0/21MOAS | No ROA | - | - |
1-10 of 144
1 / 15
Allocated Prefixes
(RIR)1Prefix | Country | RIR | Status |
|---|---|---|---|
| 2001:250:2401::/48 | 🇨🇳 CN | APNIC | assigned |
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS24356 should publish an ASPA object
- IPv4 transfer marketTransfers published by all five RIRs
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/24356Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/24356" | jq