Data as of Nov 5, 2026
129.112.0.0/16
No anonymizer space · no proxy exits in 30 daysUniversity of Texas Southwestern Medical Center
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 129.112.109.0/24 since Dec 2015 | AS13998 | Business | University of Texas Southwestern Medical Center | |
| 129.112.115.0/24 since Dec 2015 | AS13998 | Business | University of Texas Southwestern Medical Center |
Network & registry
Origin network
AS13998
US
- Name
- University of Texas Southwestern Medical Center
- Type
- Education
- Registered
- Oct 1, 1999
- Domain
- utsouthwestern.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS13998 | RADB | UT Southwestern | MAINT-AS13998 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 129.
112. 0. 0/ 16 - Netname
- UTSWMED
- Registrant
- University of Texas Southwestern Medical Center
- Organization
- University of Texas Southwestern Medical Center (USMCAD-Z)
- Org address
- 5323 Harry Hines, Dallas, TX, 75235-8595
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-129-112-0-0-1
- 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
- domains@
utsouthwestern. edu - Name
- UT Southwestern Medical Center
- Phone
- +1-214-648-0642
- Handle
- USMC-ARIN