Data as of Nov 11, 2026
221.
- Proxy activity
- Not seen in 30 days
- Type
- Hosting
- Risk
- 50 / 100 · Medium
- Announced by
- AS136959China Unicom Guangdong IP networkHosting
- Announcement
- 221.4.159.0/24RPKI valid
- Company
- China Unicom Guangdong province network · chinaunicom.cn
- Location
- Guangzhou, Guangdong, China
Network & registry
Announced by
Announcement
- Prefix
- 221.4.159.0/24
- Announced by
- AS136959 China Unicom Guangdong IP network
- Type
- Hosting
- RPKI
- RPKI valid
Origin network
AS136959
CN
- Name
- China Unicom Guangdong IP network
- Type
- Hosting
- Registered
- Sep 4, 2017
- Domain
- chinaunicom.cn
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 221.4.159.0/24
221.4.159.0/24
Routing history
- Pattern
- Stable
- First seen
- May 2018
- Current origin since
- May 2018 · 8.5 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 221.4.159.0/24 | AS136959 | /24 | APNIC | RPKI valid |
| 221.4.0.0/16 | AS17816 | /16 | APNIC | Another network |
IRR
Route objects on 221.4.159.0/24
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS136959 | APNIC | China Unicom CHINA169 Guangdong Network | MAINT-CNCGROUP-RR | May 3, 2018 |
Whois
Registration for this address
- Range
- 221.
4. 0. 0 - 221. 5. 127. 255 - Netname
- UNICOM-GD
- Registrant
- China Unicom Guangdong province network
- Registrant country
- CN
- Organization
- China Unicom Guangdong province 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
- Jan 8, 2003
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP