Data as of Nov 3, 2026
72.166.192.0/20
No anonymizer space · no proxy exits in 30 daysAdams State University · space held by CenturyLink Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 72.166.0.0/16 since May 2006 | AS209 | Residential | 4 2 always on | CenturyLink Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 72.164.0.0 - 72.166.255.255 | 196,608 | CENTURYLINK-LEGACY-QWEST-INET-37 | CenturyLink Communications, LLC (CCL-534) · US | Direct Allocation | Oct 28, 2005 | [email protected] |
| └ 72.166.192.0/20 | 4,096 | Q0212-72-166-192-0 | Adams State University (ASC-26) · US | Reassigned | Feb 12, 2019 | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- CenturyLink Communications, LLC
- Handle
- CCL-534
- Range
- 72.164.0.0 - 72.166.255.255
- Registration type
- Direct Allocation
- Record created
- Oct 28, 2005
Origin network
AS54536
US
- Name
- Adams State University
- Type
- Education
- Registered
- Mar 13, 2012
- Domain
- adams.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
- Sep 2012
- Current origin since
- Sep 2012 · 14 yr
- Origin networks
- 2
- Last change of origin
- Sep 2012
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS54536 | ARIN | Adams State University | MNT-ASC-26 | Jan 24, 2019 |
Whois
Registration for this announcement
- Range
- 72.166.192.0/20
- Netname
- Q0212-72-166-192-0
- Registrant
- Adams State University
- Organization
- Adams State University (ASC-26)
- Org address
- 208 Edgemont Blvd., Alamosa, CO, 81101
- Org country
- US
- Type
- Reassigned
- Handle
- NET-72-166-192-0-1
- Parent
- NET-72-164-0-0-1
- Created
- Feb 12, 2019
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 28, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- DANIEL, KEVIN
- Phone
- +1-719-587-7741
- Handle
- DANIE307-ARIN