Data as of Nov 8, 2026
38.115.60.0/24
No anonymizer space · no proxy exits in 30 daysMontgomery County Community College · space held by Cogent Communications, LLC
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) | 403,145 78,303 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@ |
| └ 38.112.0.0/13 | 524,288 | COGENT-NB-0002 | PSINet, Inc. (PSI) · US | Reallocated | Aug 20, 2003 | abuse@ |
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
- PSINet, Inc. (PSI)
- Reallocated range
- 38.
112. 0. 0/ 13 - Reallocated
- Aug 20, 2003
Origin network
AS32744
US
- Name
- Montgomery County Community College
- Type
- Education
- Registered
- Jul 16, 2004
- Domain
- mc3.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS32744 | RADB | AS32744 proxy-registered route by Cogent | MAINT-AS174 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 38.
112. 0. 0/ 13 - Netname
- COGENT-NB-0002
- Registrant
- PSINet, Inc.
- Organization
- PSINet, Inc. (PSI)
- Org address
- 2450 N Street NW, Washington, DC, 20037
- Org country
- US
- Type
- Reallocated
- Handle
- NET-38-112-0-0-1
- Parent
- NET-38-0-0-0-1
- Created
- Aug 20, 2003
- 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