Data as of Nov 9, 2026
138.255.140.0/23
No anonymizer space · no proxy exits in 30 daysTRI Telecom LTDA
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 22, 2026
from AS52731 Netnt Sistemas e Informatica Ltda, after 3.4 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 138.255.140.0/22 since Aug 2023 | AS28132 | Residential |
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 |
|---|---|---|---|---|---|---|
| 138.255.140.0/22 | 1,024 | 462164 | TRI Telecom LTDA (07236167000103) | allocated | Aug 26, 2015 | noc@ |
Network & registry
Origin network
AS28132
BR
- Name
- TRI Telecom LTDA
- Type
- Internet provider
- Registered
- Feb 18, 2009
- Domain
- tri.com.br
- Website
- www.tri.com.br
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jan 2017
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Oct 22, 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 138.255.140.0/22 | AS28132 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28132 | TC | TRI TELECOM LTDA | MAINT-AS28132 | Jan 28, 2025 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 138.255.140.0/24 | AS28132 | TC | TRI TELECOM LTDA | MAINT-AS28132 | Jan 28, 2025 |
| 138.255.141.0/24 | AS28132 | TC | TRI TELECOM LTDA | MAINT-AS28132 | Jan 28, 2025 |
Whois
Registration for this announcement
138.255.140.0/23 spans several registrations: 1 records are listed under Registrations.
- RIR
- LACNIC
- Country
- BR
- Delegated
- Aug 26, 2015
- Status
- assigned