Data as of Nov 14, 2026
38.172.210.0/23
No anonymizer space · no proxy exits in 30 daysF. dos S. Dourado · space held by Cogent Communications, LLC
Announcement
this exact prefix
No RPKI
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 |
|---|---|---|---|---|---|---|
| 38.172.208.0/22 since Jun 2026 | AS264494 | Residential | Cogent Communications, LLC | |||
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 397,758 74,175 always on | Cogent Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 38.172.210.0/24 since Jun 2026 | AS264494 | Residential | Cogent Communications, LLC | |
| 38.172.211.0/24 since Jun 2026 | AS264494 | Residential | 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@ |
| └ 38.172.208.0/22 | 1,024 | UNIPONTE-CGNT-NET-1 | UNIPONTE PROVEDOR DE INTERNET LTDA (Connect-Up Provedor) (C11633716) · BR | Reassigned | Jun 25, 2026 | 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
AS264494
BR
- Name
- F. dos S. Dourado
- Type
- Internet provider
- Registered
- Dec 3, 2014
- Domain
- netfacilbandalarga.com.br
- Website
- netfacilbandalarga.com.br
- Industry
- Hosting and Cloud Provider
- 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
Whois
Registration for this announcement
- Range
- 38.
172. 208. 0/ 22 - Netname
- UNIPONTE-CGNT-NET-1
- Registrant
- UNIPONTE PROVEDOR DE INTERNET LTDA (Connect-Up Provedor)
- Organization
- UNIPONTE PROVEDOR DE INTERNET LTDA (Connect-Up Provedor) (C11633716)
- Type
- Reassigned
- Handle
- NET-38-172-208-0-1
- Parent
- NET-38-0-0-0-1
- Created
- Jun 25, 2026
- 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