ASN lookup result for AS4811 China Telecom Shanghai — network size, BGP routing and registration
IPv4 addresses
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IPv6 addresses
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BGP neighbours
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CAIDA rank
#2,201
Customer cone 13 ASNs
Estimated users
351K
APNIC: 360K
Average purity
86
298 sampled IPs
IXPs / facilities
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Operator self-reported
History
How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.
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IP ranges
Currently announced prefixes with their RIR registration and geolocation.
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/24 block profile
One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.
/24s with data 425 / 4,326 （10%） · flagged 322
Hover a square for its numbers; click to see all 256 addresses.
Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.
IP reputation
IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.
Purity distribution
0.18%
Share of IPv4 reported or blocklisted
1,762
Listed IPs
298
Analysed IPs
Riskiest /24 blocks
| /24 block | Flagged | Analysed |
|---|---|---|
| 61.172.169.0/24 | 4 | 4 |
| 101.226.11.0/24 | 2 | 4 |
| 101.227.42.0/24 | 2 | 2 |
| 180.153.160.0/24 | 1 | 12 |
| 121.46.230.0/24 | 1 | 8 |
| 101.226.42.0/24 | 1 | 4 |
| 140.210.153.0/24 | 1 | 4 |
| 101.91.144.0/24 | 1 | 3 |
| 222.73.154.0/24 | 1 | 3 |
| 61.171.97.0/24 | 1 | 3 |
Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.
Traffic observation
AS4811 · Last 7 daysAdoption & Usage
Adoption and usage of key protocols
Security & Attacks
Insights into network and application layer attack traffic
BGP Announcements
Hourly BGP route announcements over the last 7 days
Data: Cloudflare Radar, licensed under CC BY-NC 4.0
Activity
Hourly traffic over the last 7 days, normalized to this network’s peak.
A pronounced day/night rhythm, typical of networks with human users.
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- Peak hour
- 06:00–07:00
- Active hours
- 13 hrs
- Weekend vs weekday
- Weekdays heavier
- Busiest day
- Wed
Datacenter Presence
WHOIS record
The registry’s record for this AS number: holder, status, dates and contacts.
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