AS3839 ERX-CHULANET - Chulalongkorn University
🇹🇭Org handle: A91E66F2
Chulalongkorn University
APNICallocated
Announced Prefixes (BGP)
8total
7 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)66,048
Announced (BGP)67,072
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)1.2×10²⁴
Routing hygiene
Score 34/100 · Medium riskRPKI ROA coverage
12.5%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 22/100
- 88% of announced prefixes (7 of 8) have no valid ROA
- Routes concentrated on one upstream (88% of routes)
Based on 8 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained
Announced Prefixes
(BGP)8|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | Other IRR | 2026-10-24 | |
| No ROA | Other IRR | 2026-10-24 | |
| No ROA | Other IRR | 2026-10-24 | |
| No ROA | Other IRR | 2026-10-24 | |
| No ROA | Other IRR | 2026-10-24 | |
| No ROA | Other IRR | 2026-10-24 | |
| No ROA | Other IRR | 2026-10-24 | |
| Valid | APNICOther IRR | 2026-10-24 |
Allocated Prefixes
(RIR)3Prefix | Country | RIR | Status |
|---|---|---|---|
| 161.200.0.0/16 | 🇹🇭 TH | APNIC | allocated |
| 192.207.64.0/24 | 🇹🇭 TH | APNIC | assigned |
| 202.6.90.0/24 | 🇹🇭 TH | 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 AS3839 should publish an ASPA object
- IPv4 transfers in the APNIC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/3839Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/3839" | jq