Data as of Nov 7, 2026
208.73.28.0/22
No anonymizer space · no proxy exits in 30 daysSinclair Broadcast Group, Inc.
Network & registry
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2006
- Current origin since
- Dec 2006 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 208.73.28.0/22 | AS21519 | /28 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 208.
73. 28. 0/ 22 - Netname
- SBG-SEATTLE
- Registrant
- Sinclair Broadcast Group, Inc.
- Organization
- Sinclair Broadcast Group, Inc. (SINCLA-9)
- Org address
- 10706 Beaver Dam Rd, Cockeysville, MD, 21030
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-208-73-28-0-1
- Parent
- NET-208-0-0-0-0
- Created
- Dec 4, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 4, 2006
- Status
- assigned
Report abuse
Abuse contact
- ml-sinclair-it-security@
sbgtv. com - Name
- Abuse
- Phone
- +1-410-568-1500
- Handle
- ABUSE9605-ARIN