Data as of Nov 10, 2026
221.4.11.0/24
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 |
|---|---|---|---|---|---|
| 221.4.8.0/22 since Jul 2008 | AS17816 | Residential | China Unicom Guangdong province network | ||
| 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 the announcement: those covering it, widest first, then every record inside it, 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@ |
| └ 221.4.8.0/22 | 1,024 | CNCGROUP-GD-MN | Cncgroup-gd Province Network , Network Manager. | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-GD |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- China Unicom Guangdong province network
- Range
- 221.
4. 0. 0 - 221. 5. 127. 255 - Registration type
- ALLOCATED PORTABLE
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
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2012
- Current origin since
- Sep 2012 · 14 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 221.4.11.0/24 | AS17816 | /24 | APNIC | RPKI valid |
| 221.4.8.0/22 | AS17816 | /22 | APNIC | Too specific |
| 221.4.0.0/16 | AS17816 | /16 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 221.
4. 8. 0/ 22 - Netname
- CNCGROUP-GD-MN
- Registrant
- Cncgroup-gd Province Network , Network Manager.
- Registrant country
- CN
- Organization
- Cncgroup-gd Province Network , Network Manager.
- Org country
- CN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 4, 2008
- Maintainer
- MAINT-CNCGROUP-GD
- RIR
- APNIC
- Country
- CN
- Delegated
- Jan 8, 2003
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP