$ query “AS23764” --type=asn → 1 result(s)
AS23764 — CTGNET
China Telecom Global Limited
AS23764 is a major transit provider run by China Telecom Global Limited, established in Hong Kong SAR China. The network announces a respectable 46 336 IPv4 addresses. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #36 by Reach — Top 100 by customer cone size
- #2 in Hong Kong SAR China — Top 10 by reach within country
Basic Information
- Country
- 🇭🇰 Hong Kong SAR China
- Category
- Internet Service Provider
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 175 / 118
- IPv6 Prefixes (raw / aggregated)
- 26 / 26
- IPv4 Addresses
- 46 336
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /48
- Geolocated Countries
- 🇭🇰 HK (35 IPs), 🇨🇳 CN (27 IPs), 🇸🇬 SG (25 IPs), 🇩🇪 DE, 🇰🇪 KE, 🇿🇦 ZA, 🇯🇵 JP, 🇬🇧 GB, 🇦🇪 AE, 🇮🇩 ID, 🇰🇷 KR, 🇫🇷 FR, 🇦🇺 AU, 🇲🇲 MM and 10 more
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 2 flagged IPs out of 46 336 total (0.00%)
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 17 upstream autonomous systems providing transit
- Peers
- 774 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 126 downstream autonomous systems buying transit
- Degree
- 934 unique BGP neighbors (providers + customers + peers)
- Reach
- 43 753 — customer cone size measuring network influence
- Degree Rank
- #158
- Reach Rank
- #36
- Country Rank
- #2
Upstream Providers (17)
- AS6939 — HURRICANE
- AS3356 — LEVEL3 (Tier-1 transit)
- AS1299 — TWELVE99 (Tier-1 transit)
- AS3257 — GTT-BACKBONE (Tier-1 transit)
- AS30844 — LIQUID-AS
- AS2914 — NTT-DATA-2914 (Tier-1 transit)
- AS8966 — ETISALAT-AS
- AS3491 — CONSOLE-CONNECT-ASN (Tier-1 transit)
- AS3320 — DTAG (Tier-1 transit)
- AS6762 — SEABONE-NET (Tier-1 transit)
- and 7 more
Prefix Lists
IPv4 Prefixes (175 total)
- 203.20.136.0/21 (2 048 addresses)
- 203.196.8.0/21 (2 048 addresses)
- 5.154.144.0/22 (1 024 addresses)
- 5.154.156.0/22 (1 024 addresses)
- 69.194.172.0/22 (1 024 addresses)
- 131.221.80.0/22 (1 024 addresses)
- 203.12.200.0/22 (1 024 addresses)
- 203.14.188.0/22 (1 024 addresses)
- 203.19.32.0/22 (1 024 addresses)
- 203.80.136.0/22 (1 024 addresses)
- 5.154.154.0/23 (512 addresses)
- 45.195.4.0/23 (512 addresses)
- 45.196.24.0/23 (512 addresses)
- 63.140.8.0/23 (512 addresses)
- 79.139.4.0/23 (512 addresses)
- 79.139.10.0/23 (512 addresses)
- 102.217.166.0/23 (512 addresses)
- 154.72.40.0/23 (512 addresses)
- 202.55.2.0/23 (512 addresses)
- 202.55.6.0/23 (512 addresses)
- 202.55.14.0/23 (512 addresses)
- 202.55.16.0/23 (512 addresses)
- 203.15.116.0/23 (512 addresses)
- 203.33.8.0/23 (512 addresses)
- 203.34.196.0/23 (512 addresses)
- 203.81.6.0/23 (512 addresses)
- 203.82.18.0/23 (512 addresses)
- 203.86.126.0/23 (512 addresses)
- 203.89.10.0/23 (512 addresses)
- 203.99.10.0/23 (512 addresses)
- 203.144.104.0/23 (512 addresses)
- 218.30.62.0/23 (512 addresses)
- 220.174.26.0/23 (512 addresses)
- 220.174.94.0/23 (512 addresses)
- 220.247.140.0/23 (512 addresses)
- 5.10.136.0/24 (256 addresses)
- 5.154.130.0/24 (256 addresses)
- 45.195.7.0/24 (256 addresses)
- 45.196.27.0/24 (256 addresses)
- 61.186.2.0/24 (256 addresses)
- 63.140.14.0/24 (256 addresses)
- 69.194.163.0/24 (256 addresses)
- 69.194.171.0/24 (256 addresses)
- 79.139.6.0/24 (256 addresses)
- 79.139.8.0/24 (256 addresses)
- 79.139.13.0/24 (256 addresses)
- 79.139.14.0/24 (256 addresses)
- 95.130.192.0/24 (256 addresses)
- 95.130.194.0/24 (256 addresses)
- 95.130.199.0/24 (256 addresses)
IPv6 Prefixes (26 total)
- 2400:9380:9115::/48
- 2400:9380:9116::/48
- 2400:9380:9206::/48
- 2400:9380:9262::/48
- 2400:9380:a003::/48
- 2400:9380:a00a::/48
- 2400:9380:a00c::/48
- 2400:9380:a01f::/48
- 2400:9380:a022::/48
- 2400:9380:a026::/48
- 2400:9380:a028::/48
- 2400:9380:a042::/48
- 2400:9380:a110::/48
- 2804:1e48:9003::/48
- 2a04:f580:9001::/48
- 2a04:f580:9090::/48
- 2a04:f581:110b::/48
- 2a04:f581:a123::/48
- 2a04:f581:a125::/48
- 2c0f:f7a8:1::/48
- 2c0f:f7a8:2::/48
- 2c0f:f7a8:24::/48
- 2c0f:f7a8:29::/48
- 2c0f:f7a8:37::/48
- 2c0f:f7a8:47::/48
- 2c0f:f7a8:9011::/48