Data as of Nov 5, 2026
72.51.243.0/24
No anonymizer space · no proxy exits in 30 daysCable One, Inc. · space held by New Wave Communications
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 |
|---|---|---|---|---|---|---|
| 72.51.128.0/17 | 32,768 | NEWWAVE-KY-1 | New Wave Communications (NWC-12) · US | Direct Allocation | Aug 8, 2006 | abuse@ |
| └ 72.51.240.0/22 | 1,024 | NEWWAVE-DEXTER | New Wave Communications (C02407105) · US | Reassigned | Jan 21, 2010 | abuse@ via NEWWAVE-KY-1 |
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
Registry
Holder
- Organization
- New Wave Communications
- Handle
- NWC-12
- Range
- 72.
51. 128. 0/ 17 - Registration type
- Direct Allocation
- Record created
- Aug 8, 2006
Origin network
AS11492
US
- Name
- Cable One, Inc.
- Type
- Internet provider
- Registered
- Sep 10, 1998
- Domain
- cableone.biz
- Website
- www.sparklight.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2020
- Current origin since
- Oct 2020 · 6.1 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 72.
51. 240. 0/ 22 - Netname
- NEWWAVE-DEXTER
- Registrant
- New Wave Communications
- Organization
- New Wave Communications (C02407105)
- Type
- Reassigned
- Handle
- NET-72-51-240-0-1
- Parent
- NET-72-51-128-0-1
- Created
- Jan 21, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 8, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cableone. biz - Name
- Cable One Abuse Department
- Phone
- +1-877-692-2253
- Handle
- COAD-ARIN