Data as of Nov 5, 2026
120.136.20.0/24
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network · space held by Beijing Tian Wei Xin Tong technology corp. limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Sep 18, 2026
from AS131314 CBC Tech International Limited
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
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jan 2009
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 4
- Last change of origin
- Sep 18, 2026
Recorded history
History
- Handoffs
- 5
- Also announced by
- 4847;131314
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 120.136.20.0/22 | AS4808 | /24 | APNIC | RPKI valid |
| 120.136.20.0/22 | AS4847 | /24 | APNIC | Another network |
| 120.136.20.0/22 | AS131314 | /24 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4847 not the origin | RADB | regist for user | MAINT-AS4847 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 120.
136. 20. 0/ 22 - Netname
- CBCnet
- Registrant
- Beijing Tian Wei Xin Tong technology corp. limited
- Registrant country
- CN
- Organization
- Beijing Tian Wei Xin Tong technology corp. limited
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 28, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Nov 19, 2015
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP