What is ASN AS400151?

ASN AS400151 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS400151?

AS400151 is listed under BB OPCO LLC.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS400151 BB OPCO LLC | IPGeolocation.io

ASN Lookup Tool

BB OPCO LLC brooksbrothers.com

US 1 Routes

AS Data

AS400151

AS400151 – BB OPCO LLC

AS Number	400151
AS Name	SPARC-BROOKS-BROTHERS
Organization	BB OPCO LLC(bol-67)
Country	US
Website	brooksbrothers.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-10-20

ASN Intelligence API for production workflows

Use ASN data for AS400151 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
66.84.83.0/24	AS400151	BB OPCO LLC	BB OPCO LLC	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       400151
ASName:         SPARC-BROOKS-BROTHERS
ASHandle:       AS400151
RegDate:        2021-10-20
Updated:        2021-10-20    
Ref:            https://rdap.arin.net/registry/autnum/400151


OrgName:        BB OPCO LLC
OrgId:          BOL-67
Address:        100 Phoenix Avenue
City:           Enfield
StateProv:      CT
PostalCode:     06082
Country:        US
RegDate:        2021-08-06
Updated:        2021-08-06
Ref:            https://rdap.arin.net/registry/entity/BOL-67


OrgNOCHandle: BEGIN3-ARIN
OrgNOCName:   Begin, Roderick 
OrgNOCPhone:  +1-860-253-4646 
OrgNOCEmail:  estergakis@brooksbrothers.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/BEGIN3-ARIN

OrgDNSHandle: BEGIN3-ARIN
OrgDNSName:   Begin, Roderick 
OrgDNSPhone:  +1-860-253-4646 
OrgDNSEmail:  estergakis@brooksbrothers.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/BEGIN3-ARIN

OrgRoutingHandle: BEGIN3-ARIN
OrgRoutingName:   Begin, Roderick 
OrgRoutingPhone:  +1-860-253-4646 
OrgRoutingEmail:  estergakis@brooksbrothers.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/BEGIN3-ARIN

OrgAbuseHandle: BEGIN3-ARIN
OrgAbuseName:   Begin, Roderick 
OrgAbusePhone:  +1-860-253-4646 
OrgAbuseEmail:  estergakis@brooksbrothers.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BEGIN3-ARIN

OrgTechHandle: BEGIN3-ARIN
OrgTechName:   Begin, Roderick 
OrgTechPhone:  +1-860-253-4646 
OrgTechEmail:  estergakis@brooksbrothers.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BEGIN3-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS701	Verizon Business	US