Data as of Nov 7, 2026
220.196.58.0/23
No anonymizer space · no proxy exits in 30 daysChina Unicom Shanghai network · space held by China Unicom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 220.196.0.0/17 since Dec 2009 | AS17621 | Residential | 232 | China Unicom |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 220.196.58.0/24 since Aug 2021 | AS138421 | Hosting | China Unicom |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
512 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Hosting | 256 | 50% | 1 | |
| Residential | 256 | 50% | 1 |
Network & registry
Origin network
AS17621
CN
- Name
- China Unicom Shanghai network
- Type
- Internet provider
- Registered
- Jan 18, 2001
- Domain
- chinaunicom.cn
- Website
- www.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
- Jul 2013
- Current origin since
- Jul 2013 · 13 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.196.58.0/23 | AS17621 | /23 | APNIC | RPKI valid |
| 220.196.0.0/17 | AS17621 | /17 | APNIC | Too specific |
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