Data as of Nov 14, 2026
38.64.243.0/24
No anonymizer space · no proxy exits in 30 daysOCBA · space held by Cogent Communications, LLC
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin May 2026
from AS53338 ITCI Corporation
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) | 397,758 74,175 always on | Cogent Communications, LLC |
Network & registry
Announced by
Covering announcement 38.64.240.0/22
- Prefix
- 38.64.240.0/22
- Announced by
- AS398371 OCBA
- Type
- Residential
- Proxy exits
- 4
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- COGENT-A
- Registrant
- Cogent Communications, LLC
- RIR
- ARIN
Origin network
AS398371
US
- Name
- OCBA
- Type
- Internet provider
- Registered
- May 8, 2020
- Domain
- fiberlync.net
- Industry
- Government and Regulatory Agencies, Administrations, Departments, and Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
38.64.240.0/22
Routing history
- Pattern
- Rotating
- First seen
- May 2016
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 2
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 38.64.240.0/22 | AS398371 | /24 | ARIN | RPKI valid |
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