Data as of Nov 8, 2026
121.50.176.0/20
1 residential-proxy exit · 30 daysDongFong Technology Co. Ltd. · space held by Chuan Chan Co. Ltd.
Residential-proxy exits
Proxy exits
1
0.02% of its addresses · 30 days
Spread
1 of 16
/24s with at least one exit
Providers
8
selling exits here
Oct 9, 2026 – Nov 7, 2026
Exits seen per day
22 observations
Proxy providers listing exits
- Byteful
- GSocks
- Infatica
- MangoProxy
- NodeProxy
- Proxy-Seller
- Shifter
- VitalExclusive
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 121.50.176.0/21 since Jun 2022 | AS18046 | Business | Chuan Chan Co. Ltd. | ||
| 121.50.176.0/22 since Apr 2026 | AS18046 | Business | Chuan Chan Co. Ltd. | ||
| 121.50.176.0/24 since Apr 2026 | AS18046 | Business | Chuan Chan Co. Ltd. | ||
| 121.50.177.0/24 since Apr 2026 | AS18046 | Business | Chuan Chan Co. Ltd. | ||
| 121.50.183.0/24 since Jan 2016 | AS18046 | Business | Chuan Chan Co. Ltd. | ||
| 121.50.184.0/22 since Nov 2019 | AS18046 | Business | Chuan Chan Co. Ltd. | ||
| 121.50.191.0/24 since Nov 2024 | AS18046 | Business | 1 | Chuan Chan Co. Ltd. |
Network & registry
Origin network
AS18046
TW
- Name
- DongFong Technology Co. Ltd.
- Type
- Internet provider
- Registered
- Nov 9, 2001
- Domain
- dongfong.com.tw
- Website
- www.dongfong.com.tw
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2012
- Current origin since
- Aug 2012 · 14 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 121.50.176.0/20 | AS18046 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 121.50.184.0/21 | AS18046 | RADB | DongFong Technologies Inc Ltd. | MAINT-AS18046 | Nov 13, 2023 |
| 121.50.184.0/21 | AS18046 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jun 17, 2015 |
| 121.50.188.0/22 | AS18046 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 121.50.188.0/22 | AS18046 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jun 17, 2015 |
| 121.50.188.0/23 | AS18046 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 121.50.188.0/23 | AS18046 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jun 17, 2015 |
| 121.50.188.0/24 | AS18046 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 121.50.188.0/24 | AS18046 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jun 17, 2015 |
| 121.50.189.0/24 | AS18046 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 121.50.189.0/24 | AS18046 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jun 17, 2015 |
| 121.50.190.0/23 | AS18046 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 121.50.190.0/23 | AS18046 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jun 17, 2015 |
| 121.50.190.0/24 | AS18046 | RADB | Proxy-registered route object | MAINT-HGC-INTL | Oct 2, 2026 |
| 121.50.190.0/24 | AS18046 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jun 17, 2015 |
Whois
Registration for this announcement
- Range
- 121.
50. 176. 0/ 20 - Netname
- CHUAN-CHAN-NET
- Registrant
- Chuan Chan Co. Ltd.
- Registrant country
- TW
- Organization
- Chuan Chan Co. Ltd.
- Org country
- TW
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 7, 2025
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Oct 4, 2007
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
twnic. tw - Name
- ABUSE TWNICAP
- Handle
- AT939-AP