AS24372 CNGI-HRB-IX-AS-AP - CERNET2 IX at Harbin Institute of Technology
Announced Prefixes (BGP)
202total
140 IPv462 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)246,784
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)1.5×10²⁹
Prefix Limit (IPv4)
500
Prefix Limit (IPv6)
200
Allocated
-
Routing hygiene
Score 76/100 · High riskRPKI ROA coverage
30.7%
37 prefixes RPKI invalid
IRR route objects
0%
201 prefixes registered for another origin
Hijack signals
37
37 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 47/100
- Announces 37 prefixes that RPKI assigns to another network (possible hijack or misconfiguration)
- 69% of announced prefixes (140 of 202) have no valid ROA, 37 of them RPKI invalid
- 100% of announced prefixes (202 of 202) have no IRR route object for this ASN
Based on 202 announced prefixes, updated daily (2026-10-25). How the score works · RPKI explained
Announced Prefixes
(BGP)202|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
58.155.0.0/20MOAS | No ROA | - | - |
| No ROA | - | - | |
| No ROA | - | - | |
58.155.16.0/21MOAS | No ROA | - | - |
| No ROA | - | - | |
58.155.24.0/21MOAS | No ROA | - | - |
| No ROA | - | - | |
| No ROA | - | - | |
58.155.32.0/20MOAS | No ROA | - | - |
58.155.48.0/20MOAS | No ROA | - | - |
1-10 of 202
1 / 21
Allocated Prefixes
(RIR)1Prefix | Country | RIR | Status |
|---|---|---|---|
| 2406:280::/32 | 🇨🇳 CN | APNIC | allocated |
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 AS24372 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/24372Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/24372" | jq