Data as of Nov 10, 2026
221.4.222.148/30
No anonymizer space · no proxy exits in 30 daysChina Unicom IP network China169 Guangdong province · space held by China Unicom Guangdong province network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 221.4.0.0/16 since May 2005 | AS17816 | Residential | 281 9 always on | China Unicom Guangdong province 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 |
|---|---|---|---|---|---|---|
| 221. | 98,304 | UNICOM-GD | China Unicom Guangdong province network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 221.4.222.148/30 | 4 | liu-bing-qiang | liu-bing-qiang, Zhuhai, Guangdong province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ |
Network & registry
Announced by
Covering announcement 221.4.222.0/23
- Prefix
- 221.4.222.0/23
- Announced by
- AS17816 China Unicom IP network China169 Guangdong province
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- UNICOM-GD
- Registrant
- China Unicom Guangdong province network
- RIR
- APNIC
Origin network
AS17816
CN
- Name
- China Unicom IP network China169 Guangdong province
- Type
- Internet provider
- Registered
- Jul 11, 2001
- Domain
- chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
221.4.222.0/23
Routing history
- Pattern
- Stable
- First seen
- Apr 2016
- Current origin since
- Apr 2016 · 11 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 221.4.222.0/23 | AS17816 | /23 | APNIC | RPKI valid |
| 221.4.0.0/16 | AS17816 | /16 | APNIC | Too specific |
Whois
Registration for this announcement
- 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