Data as of Nov 10, 2026
210.22.49.0/28
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM China169 Backbone · space held by 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 |
|---|---|---|---|---|---|---|
| 210. | 131,072 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 210.22.0.0/16 | 65,536 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 210.22.48.0/20 | 4,096 | UNICOM-HN | China Unicom Hunan provincial network | ALLOCATED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.22.49.0/28 | 16 | xisheng-technique | Changsha city,Hunan province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-HN |
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 210.22.48.0/20
- Prefix
- 210.22.48.0/20
- Announced by
- AS4837 CHINA UNICOM China169 Backbone
- Type
- Residential
- Proxy exits
- 36
- RPKI
- RPKI valid
- Netname
- UNICOM-HN
- Registrant
- China Unicom Hunan provincial network
- RIR
- APNIC
IPv4 market
Holder
- Organization
- China Unicom IP network
- Range
- 210.
21. 0. 0 - 210. 22. 255. 255 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- China Unicom Hunan provincial network
- Reallocated range
- 210.
22. 48. 0/ 20 - 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
Who has announced 210.22.48.0/20
210.22.48.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2006 · 20 yr
- Origin networks
- 2
- Last change of origin
- Aug 2006
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.22.48.0/20 | AS4837 | /20 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 210.
22. 48. 0/ 20 - Netname
- UNICOM-HN
- Registrant
- China Unicom Hunan provincial network
- Registrant country
- CN
- Organization
- China Unicom Hunan 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
- Oct 17, 2000
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP