Data as of Nov 15, 2026
203.196.6.0/24
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network · space held by 21ViaNet(China),Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.196.0.0/21 since May 2017 | AS23724 | Hosting | 21ViaNet(China),Inc. |
Network & registry
Origin network
AS4808
CN
- Name
- China Unicom Beijing Province Network
- Type
- Internet provider
- Registered
- Jan 9, 1996
- 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
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.196.0.0/21 | AS4808 | /32 | APNIC | RPKI valid |
| 203.196.0.0/21 | AS4835 | /32 | APNIC | Another network |
| 203.196.0.0/21 | AS9308 | /32 | APNIC | Another network |
| 203.196.0.0/21 | AS9802 | /32 | APNIC | Another network |
| 203.196.0.0/21 | AS9808 | /32 | APNIC | Another network |
| 203.196.0.0/21 | AS23724 | /32 | APNIC | Another network |
| 203.196.0.0/21 | AS56048 | /32 | APNIC | Another network |
| 203.196.0.0/21 | AS133111 | /32 | APNIC | Another network |
| 203.196.0.0/21 | AS141679 | /32 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 203.
196. 0. 0/ 21 - Netname
- CHINA-21VIANET
- Registrant
- 21ViaNet(China),Inc.
- Registrant country
- CN
- Organization
- 21ViaNet(China),Inc.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 16, 2021
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 11, 1997
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP