Data as of Nov 7, 2026
220.196.200.0/21
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM Industrial Internet Backbone · space held by China Unicom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 220.196.128.0/17 since Mar 2018 | AS17621 | Residential | 169 2 always on | China Unicom |
Network & registry
Origin network
AS9929
CN
- Name
- CHINA UNICOM Industrial Internet Backbone
- Type
- Internet provider
- Registered
- Apr 5, 2000
- Domain
- chinaunicom.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
- Apr 2021
- Current origin since
- Apr 2021 · 5.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.196.200.0/21 | AS9929 | /21 | APNIC | RPKI valid |
| 220.196.128.0/17 | AS17621 | /17 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS9929 | APNIC | CUII_ZGLT[2021]000285 | MAINT-CNCGROUP-RR | Mar 19, 2021 |
Whois
Registration for this announcement
- Range
- 220.
192. 0. 0/ 12 - 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 11, 2002
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP