Data as of Nov 9, 2026
38.191.185.0/24
No anonymizer space · no proxy exits in 30 daysDunet Telecom LTDA · space held by Cogent Communications, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Aug 2026
from AS273726 Dunet Telecom LTDA, after 2.2 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 38.191.184.0/23 since Apr 2024 | AS273726 | Residential | 3 1 always on | Cogent Communications, LLC | ||
| 38.191.184.0/22 since Apr 2024 | AS273726 | Residential | 413 6 always on | Cogent Communications, LLC | ||
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 401,849 78,907 always on | Cogent Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 38.0.0.0/8 | 16,777,216 | COGENT-A | Cogent Communications, LLC (COGC) · US | Direct Allocation | Apr 16, 1991 | abuse@ |
| └ 38.191.184.0/22 | 1,024 | DUNET-TELECOM-CGNT-NET-1 | Dunet Telecom LTDA (C10829236) · BR | Reassigned | Apr 30, 2024 | abuse@ via COGENT-A |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 38.
0. 0. 0/ 8 - Registration type
- Direct Allocation
- Record created
- Apr 16, 1991
- Legacy
- yes
Origin network
AS273726
BR
- Name
- Dunet Telecom LTDA
- Type
- Internet provider
- Registered
- Apr 4, 2023
- Domain
- dunetfibras.com.br
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2024
- Current origin since
- Aug 2026 · 3 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS273726 | RADB | CLARO S.A. Customer | MAINT-AS4230 | Apr 15, 2024 |
Whois
Registration for this announcement
- Range
- 38.
191. 184. 0/ 22 - Netname
- DUNET-TELECOM-CGNT-NET-1
- Registrant
- Dunet Telecom LTDA
- Organization
- Dunet Telecom LTDA (C10829236)
- Type
- Reassigned
- Handle
- NET-38-191-184-0-1
- Parent
- NET-38-0-0-0-1
- Created
- Apr 30, 2024
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 16, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN