Data as of Nov 3, 2026
66.210.84.0/24
No anonymizer space · no proxy exits in 30 daysOklahoma Heart Hospital, LLC · space held by Cox Communications Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.210.80.0/20 since Apr 2008 | AS22773 | Residential | 14 2 always on | Cox Communications Inc. via Cox Communications Inc. | |
| 66.210.0.0/16 since Aug 2016 | AS22773 | Residential | 143 11 always on | Cox Communications Inc. |
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 |
|---|---|---|---|---|---|---|
| 66.210.0.0/16 | 65,536 | COX-NET-2BLK | Cox Communications Inc. (CXA) · US | Direct Allocation | Dec 19, 2001 | [email protected] |
| └ 66.210.80.0/20 | 4,096 | NETBLK-OK-OHFC-66-210-80-0 | Cox Communications Inc. (CXA) · US | Reallocated | Feb 10, 2005 | [email protected] |
| └ 66.210.84.0/24 | 256 | NETBLK-KS-CB-66-210-84-0 | Oklahoma Heart Hospital (OHH-23) · US | Reassigned | Oct 28, 2019 | — |
Network & registry
IPv4 market
Holder
- Organization
- Cox Communications Inc.
- Handle
- CXA
- Range
- 66.210.0.0/16
- Registration type
- Direct Allocation
- Record created
- Dec 19, 2001
Origin network
AS54131
US
- Name
- Oklahoma Heart Hospital, LLC
- Type
- Business
- Registered
- Feb 7, 2018
- Domain
- okheart.com
- Industry
- Health Care Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Feb 2015
- Current origin since
- Jun 2024 · 2.4 yr
- Origin networks
- 2
- Last change of origin
- Jun 2024
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.210.84.0/24 | AS22773 | /24 | ARIN | Another network |
| 66.210.84.0/24 | AS54131 | /24 | ARIN | RPKI valid |
| 66.210.80.0/20 | AS22773 | /20 | ARIN | Another network |
| 66.210.0.0/16 | AS22773 | /16 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 66.210.84.0/24
- Netname
- NETBLK-KS-CB-66-210-84-0
- Registrant
- Oklahoma Heart Hospital
- Organization
- Oklahoma Heart Hospital (OHH-23)
- Org address
- 4050 West Memorial Road, OKLAHOMA CITY, OK, 73120
- Org country
- US
- Type
- Reassigned
- Handle
- NET-66-210-84-0-1
- Parent
- NET-66-210-80-0-1
- Created
- Oct 28, 2019
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 19, 2001
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-877-777-2263
- Handle
- ABUSE19-ARIN