Data as of Nov 8, 2026
209.129.244.0/23
No anonymizer space · no proxy exits in 30 daysCarnegie Mellon University · space held by CENIC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 209.129.0.0/16 since May 2005 | AS2152 | Business | 73 | CENIC |
Network & registry
Origin network
AS9
US
- Name
- Carnegie Mellon University
- Type
- Education
- Registered
- Apr 17, 1984
- Domain
- cmu.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
- Tor exits
- 1
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2010
- Current origin since
- May 2010 · 17 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 209.
129. 0. 0/ 16 - Netname
- CENIC
- Registrant
- CENIC
- Organization
- CENIC (CENIC)
- Org address
- 5757 Plaza Drive, Suite 205, Cypress, CA, 90630-5029
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-209-129-0-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Jul 8, 2024
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 8, 2024
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cenic. org - Name
- CENIC Abuse
- Phone
- +1-714-220-3494
- Handle
- ABUSE711-ARIN