Data as of Nov 7, 2026
180.163.220.0/22
No anonymizer space · no proxy exits in 30 daysChina Telecom (Group) · space held by Chinanet Shanghai Province Network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 180.163.208.0/20 since Jan 2026 | AS4811 | Residential | Chinanet Shanghai Province Network | ||
| 180.160.0.0/13 since Aug 2016 | AS4812 | Residential | 2,510 161 always on | Chinanet Shanghai Province Network |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 768 | 75% | 1 | |
| Hosting | 256 | 25% | 1 |
Network & registry
Origin network
AS4811
CN
- Name
- China Telecom (Group)
- Type
- Internet provider
- Registered
- May 12, 1999
- Domain
- chinatelecom.com.cn
- 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
- Jan 2026
- Current origin since
- Jan 2026 · 10 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 180.163.220.0/22 | AS4811 | /22 | APNIC | RPKI valid |
| 180.163.208.0/20 | AS4811 | /20 | APNIC | Too specific |
| 180.160.0.0/13 | AS4812 | /13 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4811 | RADB | SHIDC | MAINT-AS4812 | Nov 12, 2025 |
Whois
Registration for this announcement
- Range
- 180.
160. 0. 0/ 12 - Netname
- CHINANET-SH
- Registrant
- Chinanet Shanghai Province Network
- Registrant country
- CN
- Organization
- Chinanet Shanghai Province Network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 15, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Aug 21, 2009
- Status
- assigned
Report abuse
Abuse contact
- anti-spam@
chinatelecom. cn - Name
- ABUSE CHINANETCN
- Handle
- AC1573-AP