Data as of Nov 6, 2026
38.158.208.0/22
No anonymizer space · no proxy exits in 30 daysFiberX · reallocated from Cogent Communications, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Jul 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 38.158.208.0/20 since Jan 2024 | AS6208 | Residential | 39 2 always on | Cogent Communications, LLC via FiberX | ||
| 38.0.0.0/8 | AS174 | Internet provider | IP broker Rackdog (part) | 405,043 77,969 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@ |
| └ 38.158.208.0/20 | 4,096 | FIBERX-CGNT-NET-1 | FiberX (FIBER-78) · PR | Reallocated | Feb 1, 2023 | irivera@ |
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
- Reallocated to
- FiberX (FIBER-78)
- Reallocated range
- 38.
158. 208. 0/ 20 - Reallocated
- Feb 1, 2023
Origin network
AS396055
PR
- Name
- FiberX
- Registered
- Feb 23, 2017
- Domain
- gofiberx.com
- Website
- www.gofiberx.com
- 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
- Jul 2026
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 38.
158. 208. 0/ 20 - Netname
- FIBERX-CGNT-NET-1
- Registrant
- FiberX
- Organization
- FiberX (FIBER-78)
- Org address
- Metro Office Park Lot 6, Suite 104, Guaynabo, PR, 00968
- Org country
- PR
- Type
- Reallocated
- Handle
- NET-38-158-208-0-1
- Parent
- NET-38-0-0-0-1
- Created
- Feb 1, 2023
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 16, 1991
- Status
- assigned
Report abuse
Abuse contact
- irivera@
fiberx. net - Name
- Rivera, Ivan
- Phone
- +1-787-705-6999
- Handle
- RIVER336-ARIN