Mainland China · ASN
AS133775 · CHINATELECOM-Fujian-Xiamen-IDC1 - Xiamen
CHINATELECOM-Fujian-Xiamen-IDC1 - Xiamen is registered in Mainland China (APNIC). It currently announces 20 IPv4 prefixes (about 26,880 addresses) and 33 IPv6 prefixes in the global routing table.
Xiamen (AS133775) is a network registered in Mainland China (not enough data to call its type yet).
ChatGPTregion not supportedClauderegion not supportedGeminiregion not supportedMuseregion not supported
AI availability follows the official region lists for Mainland China. Whether it works for you depends on your exit IP’s location and type. Check my IP
Country / region
Mainland China
APNIC
IPv4 addresses
26,880
20 prefixes
Upstream / downstream
1 / 1
neighbours
IPs checked on IP Judge datacenter / proxy IPs listed; residential and mobile only counted
No IP from this network has been checked yet.
Neighbouring networks
Upstreams (transit providers)
Downstreams (networks connected through it)
IPv4 prefixes 20 total · click a header to sort
| Prefix | Addresses | Geolocation | On DC list |
| 27.159.96.0/21 | 2,048 | Mainland China | — |
| 43.243.128.0/22 | 1,024 | Mainland China | — |
| 45.251.8.0/22 | 1,024 | Mainland China | — |
| 101.251.160.0/20 | 4,096 | Mainland China | — |
| 101.251.176.0/22 | 1,024 | Mainland China | — |
| 103.219.176.0/22 | 1,024 | Mainland China | — |
| 103.230.236.0/22 | 1,024 | Mainland China | — |
| 121.204.234.0/23 | 512 | Mainland China | — |
| 121.204.236.0/22 | 1,024 | Mainland China | — |
| 121.204.240.0/22 | 1,024 | Mainland China | — |
| 150.242.80.0/22 | 1,024 | Mainland China | — |
| 180.188.32.0/22 | 1,024 | Mainland China | — |
| 180.188.36.0/22 | 1,024 | Mainland China | — |
| 180.188.40.0/22 | 1,024 | Mainland China | — |
| 180.188.44.0/22 | 1,024 | Mainland China | — |
| 218.98.96.0/21 | 2,048 | Mainland China | — |
| 218.98.104.0/22 | 1,024 | Mainland China | — |
| 218.98.108.0/23 | 512 | Mainland China | — |
| 218.98.111.0/24 | 256 | Mainland China | — |
| 218.98.112.0/20 | 4,096 | Mainland China | — |
Geolocation is the DB-IP Lite location of each prefix’s first address; “On DC list” is the share of the prefix on the X4BNet public datacenter list.
IPv6 prefixes 33 total · click a header to sort
FAQ
Can I use ChatGPT or Claude with an AS133775 IP?
AS133775 is registered in Mainland China. By the official region lists and the network type: ChatGPT — Mainland China is not on OpenAI’s list of regions where ChatGPT is available; Claude — Mainland China is not on Anthropic’s list of regions where Claude is available. Your exit IP’s location is what counts in the end.
How many IP prefixes does AS133775 have?
It currently announces 20 IPv4 prefixes (about 26,880 addresses in total) and 33 IPv6 prefixes in the global routing table. Data from RIPEstat, refreshed daily.
Related
Other major networks in Mainland China
Sources: RIPEstat (regional registry allocations and RIS routing data), PeeringDB, DB-IP Lite, the X4BNet datacenter list, ipapi.is (only results already on IP Judge) and IP Judge lookups. Routing data refreshes daily.