AS138421 CU-CN-AS China Unicom
🇨🇳Org handle: ORG-CU1-AP
China Unicom
APNICallocated
Announced Prefixes (BGP)
292total
252 IPv440 IPv6
IPv4 Addresses
Allocated (RIR)23,040
Announced (BGP)189,440
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)6.4×10²⁶
Prefix Limit (IPv4)
1,000
Prefix Limit (IPv6)
200
Country
🇨🇳 CNRIR
APNICStatus
allocated
Allocated
2018-11-13
Announced Prefixes
(BGP)292|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
1.1.8.0/24MOAS | No ROA | Other IRR | 2026-10-11 |
43.240.124.0/24MOAS | Valid | Other IRR | 2026-10-11 |
| Valid | Other IRR | 2026-10-11 | |
43.240.126.0/23MOAS | Valid | Other IRR | 2026-10-11 |
| Valid | Other IRR | 2026-10-11 | |
| Valid | Other IRR | 2026-10-11 | |
43.240.192.0/22MOAS | Valid | Other IRR | 2026-10-11 |
43.254.44.0/23MOAS | Valid | Other IRR | 2026-10-11 |
43.254.46.0/23MOAS | Valid | Other IRR | 2026-10-11 |
| Valid | Other IRR | 2026-10-11 |
1-10 of 292
1 / 30
Allocated Prefixes
(RIR)9Prefix | Country | RIR | Status |
|---|---|---|---|
| 43.240.192.0/22 | 🇨🇳 CN | APNIC | allocated |
| 43.254.148.0/22 | 🇨🇳 CN | APNIC | allocated |
| 58.246.165.0/24 | 🇨🇳 CN | APNIC | assigned |
| 103.68.128.0/22 | 🇨🇳 CN | APNIC | allocated |
| 103.192.212.0/22 | 🇨🇳 CN | APNIC | allocated |
| 103.220.164.0/22 | 🇨🇳 CN | APNIC | allocated |
| 114.67.64.0/18 | 🇨🇳 CN | APNIC | assigned |
| 210.22.165.0/24 | 🇨🇳 CN | APNIC | assigned |
| 210.51.20.0/22 | 🇨🇳 CN | APNIC | assigned |
All 292 announced prefixes of AS138421 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS138421 hands its own prefixes to: transit providers, or peers at an exchange.
- AS4837CHINA169 BACKBONE CHINA UNICOM China169 Backbone292
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 AS138421 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/138421Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/138421" | jq