Data as of Nov 3, 2026
43.243.16.0/22
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM China169 Backbone · space held by UNICOM Sichuan province network
Network & registry
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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2015
- Current origin since
- Jan 2015 · 12 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 43.243.16.0/22 | AS4837 | /22 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 43.243.16.0/22
- Netname
- UNICOM-SC
- Registrant
- UNICOM Sichuan province network
- Registrant country
- CN
- Organization
- UNICOM Sichuan province network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Sep 8, 2014
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CUCN
- Handle
- AC1718-AP