Data as of Nov 7, 2026
38.252.87.0/24
4 residential-proxy exits · 30 daysFiber Net Servicos de Telecomunicacoes 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 Sep 2026
from AS272623 Fiber Net Servicos de Telecomunicacoes LTDA, after 1.3 years unannounced
Residential-proxy exits
Proxy exits
4
1.6% of its addresses · 30 days
Always-on exits
1
25% of its exits
Providers
37
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
1.5K observations
Proxy providers listing exits
- Ake.net
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- Decodo
- EnigmaProxy
- FlashProxy
- FlexyProxies
- GSocks
- GloryCloud
- GonzoProxy
- IPPeak
- Infatica
- KindProxy
- LemonBright
- MangoProxy
- MoMoProxy
- NextProxy
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PROXYWING_BASIC
- Proxiware
- Proxy-Seller
- ProxyEmpire
- Proxyma
- QUANTICDATA
- RainProxy
- RapidProxy
- Shifter
- Thordata
- VantageProxies
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 38.252.86.0/23 since Aug 2023 | AS272623 | Residential | 81 2 always on | Cogent Communications, LLC | ||
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 404,266 78,035 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@ |
| └ 38.252.86.0/23 | 512 | FIBERNET-CGNT-NET-1 | Fiber Net Servicos de Telecomunicacoes LTDA (C09835502) · BR | Reassigned | Jul 18, 2023 | 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
AS272623
BR
- Name
- Fiber Net Servicos de Telecomunicacoes LTDA
- Type
- Internet provider
- Registered
- Mar 3, 2022
- Domain
- fibernetmt.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
- Aug 2023
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 38.
252. 86. 0/ 23 - Netname
- FIBERNET-CGNT-NET-1
- Registrant
- Fiber Net Servicos de Telecomunicacoes LTDA
- Organization
- Fiber Net Servicos de Telecomunicacoes LTDA (C09835502)
- Type
- Reassigned
- Handle
- NET-38-252-86-0-1
- Parent
- NET-38-0-0-0-1
- Created
- Jul 18, 2023
- 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