Data as of Nov 5, 2026
220.248.128.0/19
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM China169 Backbone · space held by China Unicom IP network
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 |
|---|---|---|---|---|---|---|
| 220. | 327,680 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 220.248.128.0/19 | 8,192 | UNICOM-SC | China Unicom SiChuan province network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
Network & registry
Registry
Holder
- Organization
- China Unicom IP network
- Range
- 220.
248. 0. 0 - 220. 252. 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
- Stable
- First seen
- May 2005
- Current origin since
- Feb 2006 · 21 yr
- Origin networks
- 2
- Last change of origin
- Feb 2006
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.248.128.0/19 | AS4837 | /19 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 220.248.128.0/20 | AS4837 | APNIC | CNC Group CHINA169 Sichuan province network | MAINT-CNCGROUP-RR | Sep 4, 2008 |
Whois
Registration for this announcement
- Range
- 220.
248. 128. 0/ 19 - Netname
- UNICOM-SC
- Registrant
- China Unicom SiChuan province network
- Registrant country
- CN
- Organization
- China Unicom SiChuan province network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Feb 28, 2003
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP