Data as of Nov 5, 2026
140.120.197.0/24
3 residential-proxy exits · 30 daysTaiwan Academic Network (TANet) Information Center · space held by imported inetnum object for MOEC
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Sep 18, 2026
from AS38847 National Chung Hsing University, after 1.7 years unannounced
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Always-on exits
1
33% of its exits
Providers
21
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
1.3K observations
Proxy providers listing exits
- BartProxies
- BirdProxies
- ByteProxies
- Byteful
- CliProxy
- EnigmaProxy
- GSocks
- IPPeak
- Infatica
- MangoProxy
- NodeProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- Proxyma
- RainProxy
- Shifter
- Thordata
- VantageProxies
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 140.112.0.0/12 since May 2005 | AS1659 | Business | 2,988 48 always on |
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 |
|---|---|---|---|---|---|---|
| 140. | 1,441,792 | TANET-BNETA | imported inetnum object for MOEC | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Announced by
Covering announcement 140.120.0.0/16
- Prefix
- 140.120.0.0/16
- Announced by
- AS1659 Taiwan Academic Network (TANet) Information Center
- Type
- Business
- Proxy exits
- 107
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- T-NCHU.
EDU. TW-NET - Registrant
- National Chung Hsing University
- RIR
- APNIC
IPv4 market
Holder
- Organization
- imported inetnum object for MOEC
- Range
- 140.
117. 0. 0 - 140. 138. 255. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS1659
TW
- Name
- Taiwan Academic Network (TANet) Information Center
- Type
- Education
- Registered
- Aug 1, 2002
- Domain
- moe.gov.tw
- Website
- www.edu.tw
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
140.120.0.0/16
Routing history
- Pattern
- Reactivated
- First seen
- May 2005
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Sep 18, 2026
Recorded history
History
- Handoffs
- 4
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 140.120.0.0/16 | AS1659 | /16 | APNIC | RPKI valid |
| 140.112.0.0/12 | AS1659 | /12 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 140.
120. 0. 0/ 16 - Netname
- T-NCHU.
EDU. TW-NET - Registrant
- National Chung Hsing University
- Registrant country
- TW
- Organization
- National Chung Hsing University
- Org country
- TW
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Mar 24, 1990
- Status
- assigned