Data as of Nov 10, 2026
140.131.2.0/23
No anonymizer space · no proxy exits in 30 daysTaiwan Academic Network (TANet) Information Center · space held by imported inetnum object for MOEC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 140.128.0.0/13 since May 2005 | AS1659 | Business | 289 2 always on | imported inetnum object for MOEC |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, 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
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
Summary
Routing history
- First seen
- Before our records
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 140.131.0.0/16 | AS17716 | /16 | APNIC | Another network |
| 140.128.0.0/13 | AS1659 | /13 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 140.
131. 0. 0/ 16 - Netname
- T-TP1RC.
EDU. TW-NET - Registrant
- TANet Taipei NTU Regional Network
- Registrant country
- TW
- Organization
- TANet Taipei NTU Regional Network
- 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