Data as of Nov 8, 2026
143.111.0.0/16
No anonymizer space · no proxy exits in 30 daysThe University Of Texas M.D. Anderson Cancer Center
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 143.111.5.0/24 since Sep 2016 | AS11773 | Business | The University Of Texas M.D. Anderson Cancer Center | |
| 143.111.85.0/24 | AS11773 | Business | The University Of Texas M.D. Anderson Cancer Center | |
| 143.111.86.0/24 since Jan 2026 | AS11773 | Business | The University Of Texas M.D. Anderson Cancer Center |
Network & registry
Origin network
AS11773
US
- Name
- The University Of Texas M.D. Anderson Cancer Center
- Type
- Education
- Registered
- Dec 15, 1998
- Domain
- mdanderson.org
- Industry
- Software Development
- 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 · 22 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 143.
111. 0. 0/ 16 - Netname
- MDANET-V4
- Registrant
- The University Of Texas M.D. Anderson Cancer Center
- Organization
- The University Of Texas M.D. Anderson Cancer Center (UTMACC)
- Org address
- 1155 Pressler Street, Houston, TX, 77030
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-143-111-0-0-1
- Parent
- NET-143-0-0-0-0
- Created
- Mar 26, 1990
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 26, 1990
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN