AS32058 Sinclair Broadcast Group, Inc. 🇺🇸 US

Announcing 23 prefixes, seen at the RIS collectors.

IPv4 prefixes

5,888 (23 × /24)

IPv6 prefixes

4,097 × /48

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS32058
Name: Sinclair Broadcast Group, Inc.
Organisation: Sinclair Broadcast Group
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2004-02-18
Scope: Not Disclosed
Peering policy: Open
Website: https://sbgi.net/
PeeringDB: net/29294
Exchanges: 1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

22 valid (95.7%) 0 invalid (0.0%) 1 no ROA (4.3%)

Whois

Fetched from whois.arin.net

ASNumber:       32058
ASName:         SBG-AS1
ASHandle:       AS32058
RegDate:        2004-02-18
Updated:        2012-03-02
Ref:            https://rdap.arin.net/registry/autnum/32058

OrgName:        Sinclair Broadcast Group, Inc.
OrgId:          SINCLA-9
Address:        10706 Beaver Dam Rd
City:           Cockeysville
StateProv:      MD
PostalCode:     21030
Country:        US
RegDate:        2001-06-27
Updated:        2026-08-11
Ref:            https://rdap.arin.net/registry/entity/SINCLA-9

OrgTechHandle: ROBER1896-ARIN
OrgTechName:   Robertson, Omar
OrgTechPhone:  +1-410-891-3318
OrgTechEmail:  oorobertson@sbgtv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ROBER1896-ARIN

OrgAbuseHandle: ABUSE9605-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-410-568-1500
OrgAbuseEmail:  ml-sinclair-it-security@sbgtv.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE9605-ARIN

OrgTechHandle: JNL15-ARIN
OrgTechName:   Laughton, John N.
OrgTechPhone:  +1-410-568-1547
OrgTechEmail:  jlaughto@sbgnet.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JNL15-ARIN

OrgNOCHandle: SINCL70-ARIN
OrgNOCName:   SinclarNOC
OrgNOCPhone:  +1-800-228-2873
OrgNOCEmail:  ml-Corp-Sinclair-NOC@sbgtv.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SINCL70-ARIN

OrgTechHandle: SMIGA-ARIN
OrgTechName:   Smigal, Matt
OrgTechPhone:  +1-410-891-3567
OrgTechEmail:  mjsmigal@sbgtv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SMIGA-ARIN

RTechHandle: JNL15-ARIN
RTechName:   Laughton, John N.
RTechPhone:  +1-410-568-1547
RTechEmail:  jlaughto@sbgnet.com
RTechRef:    https://rdap.arin.net/registry/entity/JNL15-ARIN