Data as of Nov 3, 2026
205.154.158.0/24
No anonymizer space · no proxy exits in 30 daysCENIC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 205.154.0.0/16 since May 2005 | AS2152 | Business | 64 1 always on | CENIC |
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 |
|---|---|---|---|---|---|---|
| 205.154.0.0/16 | 65,536 | CENIC | CENIC (CENIC) · US | Direct Allocation | Jul 8, 2024 | [email protected] |
| └ 205.154.158.0/24 | 256 | CM-CC-158 | Copper Mountain College (C01486930) · US | Reassigned | Nov 2, 2006 | [email protected] via CENIC |
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
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- First seen
- Before our records
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 205.154.158.0/24
- Netname
- CM-CC-158
- Registrant
- Copper Mountain College
- Organization
- Copper Mountain College (C01486930)
- Type
- Reassigned
- Handle
- NET-205-154-158-0-1
- Parent
- NET-205-154-0-0-1
- Created
- Nov 2, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 8, 2024
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- CENIC Abuse
- Phone
- +1-714-220-3494
- Handle
- ABUSE711-ARIN