Data as of Nov 5, 2026
63.142.20.0/24
No anonymizer space · no proxy exits in 30 daysCablevision Systems Corp. · space held by Optimum WiFi
Network & registry
Origin network
AS6128
US
- Name
- Cablevision Systems Corp.
- Type
- Internet provider
- Domain
- cablevision.com
- Website
- www.optimum.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2024
- Current origin since
- Apr 2024 · 2.5 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 63.142.16.0/20 | AS6128 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 63.
142. 16. 0/ 20 - Netname
- NETBLK-WIFI-BLK1
- Registrant
- Optimum WiFi
- Organization
- Optimum WiFi (CHL-54)
- Org address
- 111 New South Rd, Hicksville, NY, 11801
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-63-142-16-0-1
- Parent
- NET-63-0-0-0-0
- Created
- Dec 10, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 10, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cv. net - Name
- OOL Hostmaster
- Phone
- +1-516-803-2400
- Handle
- OOLAB-ARIN