Data as of Nov 6, 2026
63.88.62.0/23
No anonymizer space · no proxy exits in 30 daysSinclair Broadcast Group, Inc. · space held by Verizon Business
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 63.80.0.0/12 | AS701 | Internet provider | 154 19 always on | Verizon Business |
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 |
|---|---|---|---|---|---|---|
| 63.64.0.0/10 | 4,194,304 | UUNET63 | Verizon Business (MCICS) · US | Direct Allocation | Jan 22, 1999 | abuse@ |
| └ 63.88.62.0/23 | 512 | UU-63-88-62-D4 | Sinclair Broadcast Group Inc. (SINCL-8) · US | Reassigned | Jan 28, 2009 | — |
Network & registry
IPv4 market
Holder
- Organization
- Verizon Business
- Handle
- MCICS
- Range
- 63.
64. 0. 0/ 10 - Registration type
- Direct Allocation
- Record created
- Jan 22, 1999
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2009
- Current origin since
- Apr 2009 · 18 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS18990 not the origin | RADB | PNAP-ACS airband comm | MAINT-AS1828 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 63.
88. 62. 0/ 23 - Netname
- UU-63-88-62-D4
- Registrant
- Sinclair Broadcast Group Inc.
- Organization
- Sinclair Broadcast Group Inc. (SINCL-8)
- Org address
- 10706 BEAVER DAM RD FL BSMT, HUNT VALLEY, MD, 21030-2207
- Org country
- US
- Type
- Reassigned
- Handle
- NET-63-88-62-0-1
- Parent
- NET-63-64-0-0-1
- Created
- Jan 28, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 22, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
verizon. com - Name
- abuse
- Phone
- +1-800-900-0241
- Handle
- ABUSE3-ARIN