Data as of Nov 3, 2026
72.166.181.0/24
No anonymizer space · no proxy exits in 30 daysKaplan Higher Education Corporation · 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] |
| └ 72.166.181.0/24 | 256 | QWEST-CEC-KAPLAN2 | Kaplan Education (C01459215) · US | Reassigned | Sep 27, 2006 | [email protected] via CENTURYLINK-LEGACY-QWEST-INET-37 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
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
AS26885
US
- Name
- Kaplan Higher Education Corporation
- Type
- Business
- Registered
- Jul 6, 2016
- Domain
- kaplan.com
- Industry
- Education Software
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2006
- Current origin since
- Nov 2006 · 20 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS26885 | RADB | PNAP-CHG KAPLANINC | MAINT-AS1828 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 72.166.181.0/24
- Netname
- QWEST-CEC-KAPLAN2
- Registrant
- Kaplan Education
- Organization
- Kaplan Education (C01459215)
- Type
- Reassigned
- Handle
- NET-72-166-181-0-1
- Parent
- NET-72-164-0-0-1
- Created
- Sep 27, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 28, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Centurylink Abuse Desk
- Phone
- +1-877-886-6515
- Handle
- CAD54-ARIN