Data as of Nov 10, 2026
211.166.4.0/22
No anonymizer space · no proxy exits in 30 daysBeijing Shenzhou Greatwall Communication · space held by China Great Wall Internet Server Provider
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 211.166.0.0/16 since May 2005 | AS9389 | Residential | China Great Wall Internet Server Provider |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 211. | 196,608 | CGWNET | China Great Wall Internet Server Provider | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.166.0.0/16 | 65,536 | CNNIC | unknown | ALLOCATED PORTABLE | — | ipas@ |
Network & registry
IPv4 market
Holder
- Organization
- China Great Wall Internet Server Provider
- Range
- 211.
164. 0. 0 - 211. 166. 255. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS9389
CN
- Name
- Beijing Shenzhou Greatwall Communication
- Type
- Internet provider
- Registered
- Aug 27, 1998
- Domain
- cgwic.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2020
- Current origin since
- Dec 2020 · 5.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.166.4.0/22 | AS9389 | /22 | APNIC | RPKI valid |
| 211.166.0.0/16 | AS9389 | /16 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 211.
166. 0. 0/ 16 - Netname
- CNNIC
- Registrant country
- CN
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 10, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Jun 9, 2000
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP