Data as of Nov 14, 2026
202.133.231.0/24
No anonymizer space · no proxy exits in 30 daysAboveNet Communications Taiwan · space held by AboveNet Communications Taiwan Co., Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 202.133.224.0/19 since May 2005 | AS17408 | Hosting | AboveNet Communications Taiwan Co., Ltd |
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 |
|---|---|---|---|---|---|---|
| 202.133.224.0/19 | 8,192 | ABOVENET | AboveNet Communications Taiwan Co., Ltd (ORG-ACTC1-AP) · TW | ALLOCATED PORTABLE | — | james_ |
| └ 202.133.231.0/24 | 256 | Chief-T31 | Chief-T31 | ALLOCATED NON-PORTABLE | — | james_ |
Network & registry
Registry
Holder
- Organization
- AboveNet Communications Taiwan Co., Ltd
- Handle
- ORG-ACTC1-AP
- Range
- 202.
133. 224. 0/ 19 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Chief-T31
- Reallocated range
- 202.
133. 231. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS17408
TW
- Name
- AboveNet Communications Taiwan
- Type
- Hosting
- Registered
- Jan 12, 2001
- Domain
- chief.com.tw
- Website
- www.chief.com.tw
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2019
- Current origin since
- Aug 2019 · 7.3 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 202.133.224.0/19 | AS17408 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 202.
133. 231. 0/ 24 - Netname
- Chief-T31
- Registrant
- Chief-T31
- Registrant country
- TW
- Organization
- Chief-T31
- Org country
- TW
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- May 4, 2021
- Maintainer
- MAINT-TW-ABOVENET
- RIR
- APNIC
- Country
- TW
- Delegated
- Jan 25, 2001
- Status
- assigned
Report abuse
Abuse contact
- james_
cheng@ chief. com. tw - Name
- ABUSE ABOVENETTW
- Handle
- AA2073-AP