Data as of Nov 8, 2026
129.120.236.0/24
No anonymizer space · no proxy exits in 30 daysUniversity of North Texas
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 129.120.0.0/16 | 65,536 | UNT4-129-120 | University of North Texas (UNT-Z) · US | Direct Allocation | Nov 6, 1987 | abuse@ |
| └ 129.120.236.0/24 | 256 | UNT4-129-120-236 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 129.120.0.0/16
- Prefix
- 129.120.0.0/16
- Announced by
- AS589 University of North Texas
- Type
- Business
- Proxy exits
- 136
- RPKI
- RPKI valid
- Netname
- UNT4-129-120
- Registrant
- University of North Texas
- RIR
- ARIN
Origin network
AS589
US
- Name
- University of North Texas
- Type
- Education
- Registered
- Feb 12, 1990
- Domain
- unt.edu
- Website
- www.untsystem.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 129.120.0.0/16
129.120.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 129.120.0.0/16 | AS589 | /16 | ARIN | RPKI valid |
IRR
Route objects on 129.120.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS589 | ARIN | University of North Texas | MNT-UNT-Z | Sep 2, 2026 |
Whois
Registration for this announcement
- Range
- 129.
120. 0. 0/ 16 - Netname
- UNT4-129-120
- Registrant
- University of North Texas
- Organization
- University of North Texas (UNT-Z)
- Org address
- 1112 Dallas Drive, Suite 4200, Denton, TX, 76205-1132
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-129-120-0-0-1
- Parent
- NET-129-0-0-0-0
- Created
- Nov 6, 1987
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 6, 1987
- Status
- assigned
Report abuse
Abuse contact
- abuse@
unt. edu - Name
- Information Security
- Phone
- +1-940-565-2324
- Handle
- INFOR9-ARIN