Data as of Nov 8, 2026
112.64.143.192/28
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM China169 Backbone · space held by CHINA UNICOM Shanghai network
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jul 2026
from AS17621 China Unicom Shanghai network, after 5 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 112.64.128.0/17 since Apr 2009 | AS17621 | Residential | 87 6 always on | CHINA UNICOM Shanghai network | |
| 112.64.0.0/16 since Jul 2010 | AS17621 | Residential | 571 21 always on | CHINA UNICOM Shanghai network |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 112.64.0.0/15 | 131,072 | UNICOM-SH | CHINA UNICOM Shanghai network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 112.64.143.192/28 | 16 | taipingcaichan | Shanghai DIA Dedicated Internet Access | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ |
Network & registry
Announced by
Covering announcement 112.64.143.0/24
- Prefix
- 112.64.143.0/24
- Announced by
- AS4837 CHINA UNICOM China169 Backbone
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- UNICOM-SH
- Registrant
- CHINA UNICOM Shanghai network
- RIR
- APNIC
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
Covering aggregate above, the prefix's own history below
112.64.143.0/24
Routing history
- Pattern
- Reactivated
- First seen
- Dec 2013
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 2
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 112.64.143.0/24 | AS4837 | /24 | APNIC | RPKI valid |
| 112.64.128.0/17 | AS17621 | /17 | APNIC | Another network |
| 112.64.0.0/16 | AS17621 | /16 | APNIC | Another network |
IRR
Route objects on 112.64.143.0/24
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4837 | APNIC | China Unicom | MAINT-CNCGROUP-RR | Jul 10, 2026 |
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