AS24138 CTTNET China TieTong Telecommunications Corporation
Announced Prefixes (BGP)
269total
269 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)21,504
Announced (BGP)1.8M
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
1,000
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)269|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | Other IRR | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 |
1-10 of 269
1 / 27
Allocated Prefixes
(RIR)9Prefix | Country | RIR | Status |
|---|---|---|---|
| 45.248.204.0/22 | 🇨🇳 CN | APNIC | allocated |
| 61.233.9.0/24 | 🇨🇳 CN | APNIC | assigned |
| 61.233.11.0/24 | 🇨🇳 CN | APNIC | assigned |
| 61.233.19.0/24 | 🇨🇳 CN | APNIC | assigned |
| 103.95.68.0/22 | 🇨🇳 CN | APNIC | allocated |
| 119.161.183.0/24 | 🇨🇳 CN | APNIC | assigned |
| 122.14.192.0/19 | 🇨🇳 CN | APNIC | assigned |
| 122.14.224.0/19 | 🇨🇳 CN | APNIC | assigned |
| 123.58.0.0/21 | 🇨🇳 CN | APNIC | assigned |
All 269 announced prefixes of AS24138 →
BGP Neighbours
(seen in AS paths)Upstreams (2)
Networks AS24138 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (9)
Networks whose own prefixes AS24138 passes on: usually its customers.
- AS17964Beijing Dian Xin Tong Network Technologies55
- AS45058Golden Bridge Netcom Communication27
- AS23844Beijing Guanghuan Xinwang Digital22
- AS56019Beijing ShuJuJia Technology17
- AS56282Beijing Internet Harbor Technology14
- AS18118CITIC Networks Management6
- AS38365Beijing Baidu Netcom Science And Technology4
- AS59089NO.18 Building University Of Technology1
- AS131495Beijing Nine Cloud Infinite Network Technology1
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 AS24138 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/24138Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/24138" | jq