Data as of Nov 7, 2026
38.41.80.0/21
No anonymizer space · no proxy exits in 30 daysUNITEL T+ Telecomunicacoes, Sociedade Unipessoal, S.A. · space held by Cogent Communications, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Recent change
New origin Jun 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 404,266 78,035 always on | Cogent Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 38.41.80.0/22 since Jun 2026 | AS37575 | Residential | Cogent Communications, LLC | |
| 38.41.84.0/22 since Jun 2026 | AS37575 | Residential | Cogent Communications, LLC |
Network & registry
Origin network
AS37575
CV
- Name
- UNITEL T+ Telecomunicacoes, Sociedade Unipessoal, S.A.
- Type
- Internet provider
- Registered
- Mar 18, 2013
- Domain
- uniteltmais.cv
- Website
- www.uniteltmais.cv
- 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
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 38.41.80.0/21 | AS37575 | /22 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS37575 | ARIN | Route Registered for Cogent Communications Customer - UNITEL T+ Telecomunicacoes, Sociedade Unipessoal, S.A. | MNT-COGC | Jun 15, 2026 |
Whois
Registration for this announcement
- Range
- 38.
0. 0. 0/ 8 - Netname
- COGENT-A
- Registrant
- Cogent Communications, LLC
- Organization
- Cogent Communications, LLC (COGC)
- Org address
- 2450 N Street NW, Washington, DC, 20037
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-38-0-0-0-1
- Created
- Apr 16, 1991
- 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