Data as of Nov 9, 2026
120.133.32.0/20
3 residential-proxy exits · 30 daysIDC, China Telecommunications Corporation · space held by 21ViaNet(China),Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Nov 6, 2026
from AS4808 China Unicom Beijing Province Network
Residential-proxy exits
Proxy exits
3
0.07% of its addresses · 30 days
Spread
2 of 16
/24s with at least one exit
Providers
6
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
133 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 120.133.41.0/24 | 0 | 2 | |
| 120.133.42.0/24 | 0 | 1 |
Proxy providers listing exits
- Byteful
- GSocks
- IPCola
- NovaProxy
- ProxyEmpire
- Shifter
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 120.133.0.0/18 since Nov 6, 2026 | AS9308 | Hosting | 3 | 21ViaNet(China),Inc. | |
| 120.133.0.0/17 since Nov 2022 | AS9308 | Hosting | 3 | 21ViaNet(China),Inc. | |
| 120.133.0.0/16 since May 2017 | AS23724 | Hosting | 3 | 21ViaNet(China),Inc. |
Network & registry
Origin network
AS23724
CN
- Name
- IDC, China Telecommunications Corporation
- Type
- Hosting
- Registered
- Apr 22, 2003
- Domain
- chinatelecom.cn
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2019
- Current origin since
- Nov 6, 2026 · under a month
- Origin networks
- 4
- Last change of origin
- Sep 18, 2026
Recorded history
History
- Handoffs
- 4
- Also announced by
- 4808
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 120.133.0.0/17 | AS4808 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS4835 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS4847 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS9308 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS9802 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS9808 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS17428 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS23724 | /32 | APNIC | RPKI valid |
| 120.133.0.0/17 | AS56048 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS59020 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS133111 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS133119 | /32 | APNIC | Another network |
| 120.133.0.0/17 | AS141679 | /32 | APNIC | Another network |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 120.133.32.0/21 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.32.0/22 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.32.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.32.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.33.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.34.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.34.0/24 | AS4835 | RADB | chinanet/CN2 shaanxi province network | MAINT-AS4835 | Jan 11, 2024 |
| 120.133.34.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.35.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.36.0/22 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.36.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.36.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.37.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.38.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.38.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.39.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.40.0/21 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.40.0/22 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.40.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.40.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.41.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.42.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.42.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.43.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.44.0/22 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.44.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.44.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.45.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.46.0/23 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.46.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 120.133.47.0/24 | AS17428 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
Whois
Registration for this announcement
- Range
- 120.
133. 0. 0/ 16 - 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 4, 2008
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP