Data as of Nov 14, 2026
220.248.201.0/28
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM China169 Backbone · space held by China Unicom IP network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 220.248.192.0/18 since May 2018 | AS4837 | Residential | 50 2 always on | China Unicom IP 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 |
|---|---|---|---|---|---|---|
| 220. | 327,680 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 220.248.192.0/19 | 8,192 | UNICOM-JX | China Unicom Jiangxi provincial network | ALLOCATED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 220.248.201.0/28 | 16 | TRI-GOV | Transportation Research Institute | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-JX |
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
Announced by
Covering announcement 220.248.192.0/19
- Prefix
- 220.248.192.0/19
- Announced by
- AS4837 CHINA UNICOM China169 Backbone
- Type
- Residential
- Proxy exits
- 6
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- UNICOM-JX
- Registrant
- China Unicom Jiangxi provincial network
- RIR
- APNIC
Registry
Holder
- Organization
- China Unicom IP network
- Range
- 220.
248. 0. 0 - 220. 252. 255. 255 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- China Unicom Jiangxi provincial network
- Reallocated range
- 220.
248. 192. 0/ 19 - Reallocation type
- ALLOCATED NON-PORTABLE
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
Covering aggregate above, the prefix's own history below
220.248.192.0/19
Routing history
- Pattern
- Stable
- First seen
- Jul 2006
- Current origin since
- Jul 2006 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.248.192.0/19 | AS4837 | /19 | APNIC | RPKI valid |
| 220.248.192.0/18 | AS4837 | /18 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 220.
248. 192. 0/ 19 - Netname
- UNICOM-JX
- Registrant
- China Unicom Jiangxi provincial network
- Registrant country
- CN
- Organization
- China Unicom Jiangxi provincial network
- Org country
- CN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Mar 31, 2009
- Maintainer
- MAINT-CNCGROUP
- RIR
- APNIC
- Country
- CN
- Delegated
- Feb 28, 2003
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP