AS138442 CNGI-LSA-IX-AS-AP - CERNET2 regional IX at Tibet University
Announced Prefixes (BGP)
21total
17 IPv44 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)24,832
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)4.8×10²⁴
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
20
Allocated
-
Routing hygiene
Score 82/100 · High riskRPKI ROA coverage
14.3%
4 prefixes RPKI invalid
IRR route objects
0%
21 prefixes registered for another origin
Hijack signals
4
4 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 35/100
- 86% of announced prefixes (18 of 21) have no valid ROA, 4 of them RPKI invalid
- Announces 4 prefixes that RPKI assigns to another network (possible hijack or misconfiguration)
- 100% of announced prefixes (21 of 21) have no IRR route object for this ASN
Based on 21 announced prefixes, updated daily (2026-10-24). How the score works · RPKI explained
Announced Prefixes
(BGP)21|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
210.41.0.0/22MOAS | No ROA | - | 2026-10-26 |
210.41.4.0/22MOAS | No ROA | - | 2026-10-26 |
210.41.5.0/24MOAS | Invalid | - | 2026-10-26 |
210.41.8.0/21MOAS | No ROA | - | 2026-10-26 |
210.41.16.0/22MOAS | No ROA | - | 2026-10-26 |
210.41.19.0/24MOAS | Invalid | - | 2026-10-26 |
210.41.20.0/24MOAS | Invalid | - | 2026-10-26 |
222.19.64.0/19MOAS | No ROA | - | 2026-10-26 |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 |
1-10 of 21
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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 AS138442 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/138442Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/138442" | jq