Data as of Nov 12, 2026
210.240.232.0/21
No anonymizer space · no proxy exits in 30 daysTaiwan Academic Network (TANet) Information Center · space held by Taiwan Network Information Center
Announcement
this exact prefix
RPKI invalid (length)
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Sep 18, 2026
from AS1659 Taiwan Academic Network (TANet) Information Center, after 10.1 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.240.0.0/16 since May 2005 | AS1659 | Business | 218 3 always on | Taiwan Network Information Center |
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 |
|---|---|---|---|---|---|---|
| 210.240.0.0/14 | 262,144 | TWNIC-TW | Taiwan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
| └ 210.240.0.0/16 | 65,536 | TANET | Taiwan Academic Network | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Taiwan Network Information Center
- Range
- 210.
240. 0. 0/ 14 - 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
- Pattern
- Stable
- First seen
- May 2009
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.240.232.0/21 | AS17716 | /21 | APNIC | Another network |
| 210.240.0.0/16 | AS1659 | /16 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 210.
240. 232. 0/ 21 - Netname
- T-MCUT.
EDU. TW-NET - Registrant
- Ming Chi University Of Technology
- Registrant country
- TW
- Organization
- Ming Chi University Of Technology
- Org country
- TW
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Jan 15, 1999
- Status
- assigned
Report abuse
Abuse contact
- noc@
mail. moe. gov. tw - Name
- IRT-TANET-TW
- Handle
- IRT-TANET-TW