Data as of Nov 5, 2026
128.117.208.0/22
No anonymizer space · no proxy exits in 30 daysUniversity Corporation for Atmospheric Research
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 128.117.0.0/16 since May 2005 | AS194 | Business | University Corporation for Atmospheric Research |
Network & registry
Origin network
AS194
US
- Name
- University Corporation for Atmospheric Research
- Type
- Education
- Registered
- May 26, 1988
- Domain
- ucar.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
- Nov 2016
- Current origin since
- Apr 2026 · 7 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 128.117.208.0/22 | AS194 | /22 | ARIN | RPKI valid |
| 128.117.0.0/16 | AS194 | /16 | ARIN | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS194 | ARIN | National Center for Atmospheric Research | MNT-NCAR-Z | Apr 18, 2026 |
Whois
Registration for this announcement
- Range
- 128.
117. 0. 0/ 16 - Netname
- UCAR
- Registrant
- University Corporation for Atmospheric Research
- Organization
- University Corporation for Atmospheric Research (NCAR-Z)
- Org address
- 1850 Table Mesa Drive, Boulder, CO, 80305
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-128-117-0-0-1
- Parent
- NET-128-0-0-0-0
- Created
- Mar 24, 1986
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 24, 1986
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ucar. edu - Name
- Abuse
- Phone
- +1-307-996-4300
- Handle
- ABUSE18-ARIN