Data as of Nov 5, 2026
211.97.176.0/20
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM China169 Backbone · space held by China Internet Network Information Center
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 211.97.190.0/24 since Jun 2025 | AS9929 | Internet provider | China Internet Network Information Center |
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. | 655,360 | CNNIC | China Internet Network Information Center | ALLOCATED PORTABLE | Sep 4, 2008 | ipas@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 3,840 | 94% | 2 | |
| Internet provider | 256 | 6.3% | 1 |
Network & registry
IPv4 market
Holder
- Organization
- China Internet Network Information Center
- Range
- 211.
94. 0. 0 - 211. 103. 255. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4837
CN
- Name
- CHINA UNICOM China169 Backbone
- Type
- Internet provider
- Registered
- Sep 17, 2001
- Domain
- chinaunicom.cn
- Website
- www.chinaunicom.cn/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- May 2005
- Current origin since
- Sep 2025 · 1.2 yr
- Origin networks
- 2
- Last change of origin
- Sep 2025
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.97.176.0/20 | AS4837 | /20 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 211.
90. 0. 0 - 211. 97. 255. 255 - Netname
- UNICOM
- Registrant
- China Unicom
- Registrant country
- CN
- Organization
- China Unicom
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 28, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Dec 14, 1999
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP