Data as of Nov 9, 2026
156.110.240.0/20
No anonymizer space · no proxy exits in 30 daysUniversity of Oklahoma HSC · space held by OneNet
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 156.110.0.0/16 since May 2005 | AS5078 | Business | 64 4 always on | OneNet |
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 |
|---|---|---|---|---|---|---|
| 156.110.0.0/16 | 65,536 | ONENET-2 | OneNet (OSRHE) · US | Direct Allocation | Jan 6, 1992 | abuse@ |
| └ 156.110.240.0/20 | 4,096 | ONENET-0000003021-0000009152 | University of Oklahoma HSC (UNIVER-196) · US | Reassigned | Sep 8, 2015 | — |
Network & registry
Registry
Holder
- Organization
- OneNet
- Handle
- OSRHE
- Range
- 156.
110. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Jan 6, 1992
- Legacy
- yes
Origin network
AS16922
US
- Name
- University of Oklahoma HSC
- Type
- Education
- Registered
- Jan 2, 2008
- Domain
- ou.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
- Dec 2007
- Current origin since
- Mar 2008 · 19 yr
- Origin networks
- 2
- Last change of origin
- Mar 2008
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 156.110.240.0/20 | AS16922 | /20 | ARIN | RPKI valid |
| 156.110.0.0/16 | AS5078 | /16 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16922 | RADB | University of Oklahoma HSC (UNIVER-196) | MAINT-AS5078 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 156.
110. 240. 0/ 20 - Netname
- ONENET-0000003021-0000009152
- Registrant
- University of Oklahoma HSC
- Organization
- University of Oklahoma HSC (UNIVER-196)
- Org address
- 800 NE 15th, Oklahoma City, OK, 73104
- Org country
- US
- Type
- Reassigned
- Handle
- NET-156-110-240-0-1
- Parent
- NET-156-110-0-0-1
- Created
- Sep 8, 2015
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 6, 1992
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN