Data as of Nov 10, 2026
123.126.251.0/24
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM Industrial Internet Backbone · space held by China Unicom Beijing province network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 123.126.224.0/19 since Feb 2008 | AS4808 | Residential | China Unicom Beijing province network via China Unicom Beijing province network | ||
| 123.126.192.0/18 since Feb 2007 | AS4808 | Residential | China Unicom Beijing province network | ||
| 123.126.0.0/16 since Feb 2007 | AS4808 | Residential | 9 | China Unicom Beijing province 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 |
|---|---|---|---|---|---|---|
| 123.112.0.0/12 | 1,048,576 | UNICOM-BJ | China Unicom Beijing province network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 123.126.224.0/19 | 8,192 | CHINAUNICOM | China Unicom Beijing province network | ALLOCATED NON-PORTABLE | — | hqs-ipabuse@ |
Network & registry
Registry
Holder
- Organization
- China Unicom Beijing province network
- Range
- 123.
112. 0. 0/ 12 - Registration type
- ALLOCATED PORTABLE
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 2025
- Current origin since
- Apr 2025 · 1.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 123.126.251.0/24 | AS9929 | /24 | APNIC | RPKI valid |
| 123.126.224.0/19 | AS4808 | /19 | APNIC | Another network |
| 123.126.192.0/18 | AS4808 | /18 | APNIC | Another network |
| 123.126.0.0/16 | AS4808 | /16 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 123.
126. 224. 0/ 19 - Netname
- CHINAUNICOM
- Registrant
- China Unicom Beijing province network
- Registrant country
- CN
- Organization
- China Unicom Beijing province network
- Org country
- CN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- MAINT-CNCGROUP-BJ
- RIR
- APNIC
- Country
- CN
- Delegated
- Jan 29, 2007
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP