Data as of Nov 14, 2026
112.64.212.0/22
No anonymizer space · no proxy exits in 30 daysChina Unicom · space held by CHINA UNICOM Shanghai network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 112.64.128.0/17 since Apr 2009 | AS17621 | Residential | 84 6 always on | CHINA UNICOM Shanghai network | |
| 112.64.0.0/16 since Jul 2010 | AS17621 | Residential | 554 18 always on | CHINA UNICOM Shanghai network |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 112.64.212.0/24 since Aug 2020 | AS17621 | Residential | CHINA UNICOM Shanghai network | |
| 112.64.213.0/24 since May 2020 | AS17621 | Residential | CHINA UNICOM Shanghai network | |
| 112.64.214.0/24 since Sep 2017 | AS17621 | Residential | CHINA UNICOM Shanghai 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% | 3 | |
| Hosting | 256 | 25% | 1 |
Network & registry
Origin network
AS138421
CN
- Name
- China Unicom
- Type
- Hosting
- Registered
- Nov 13, 2018
- Domain
- chinaunicom.cn
- Industry
- Media, Publishing, and Broadcasting
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2016
- Current origin since
- Jul 2019 · 7.4 yr
- Origin networks
- 2
- Last change of origin
- Jul 2019
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 112.64.212.0/22 | AS138421 | /22 | APNIC | RPKI valid |
| 112.64.128.0/17 | AS17621 | /17 | APNIC | Another network |
| 112.64.0.0/16 | AS17621 | /16 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 112.
64. 0. 0/ 15 - Netname
- UNICOM-SH
- Registrant
- CHINA UNICOM Shanghai network
- Registrant country
- CN
- Organization
- CHINA UNICOM Shanghai network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 22, 2025
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Dec 22, 2008
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP