What is ASN AS397939?

ASN AS397939 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397939?

AS397939 is listed under BBR IT Synergy 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.

AS397939 BBR IT Synergy LLC | IPGeolocation.io

ASN Lookup Tool

BBR IT Synergy LLC bbr-synergy.com

PR 1 Routes

AS Data

AS397939

AS397939 – BBR IT Synergy LLC

AS Number	397939
AS Name	AS-SYNERGY
Organization	BBR IT Synergy LLC(bisl-18)
Country	PR
Website	bbr-synergy.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2019-09-13

ASN Intelligence API for production workflows

Use ASN data for AS397939 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.145.112.0/24	AS397939	BBR IT Synergy LLC	BBR IT Synergy 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:       397939
ASName:         AS-SYNERGY
ASHandle:       AS397939
RegDate:        2019-09-13
Updated:        2019-09-13    
Ref:            https://rdap.arin.net/registry/autnum/397939


OrgName:        BBR IT Synergy LLC
OrgId:          BISL-18
Address:        7000 Bahia Beach Blvd
City:           Rio Grande
StateProv:      PR
PostalCode:     00745
Country:        PR
RegDate:        2019-09-06
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/BISL-18


OrgDNSHandle: ADMIN7214-ARIN
OrgDNSName:   Administrator
OrgDNSPhone:  +1-787-876-8000 
OrgDNSEmail:  registrations@bbr-synergy.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/ADMIN7214-ARIN

OrgNOCHandle: ADMIN7214-ARIN
OrgNOCName:   Administrator
OrgNOCPhone:  +1-787-876-8000 
OrgNOCEmail:  registrations@bbr-synergy.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ADMIN7214-ARIN

OrgRoutingHandle: ADMIN7214-ARIN
OrgRoutingName:   Administrator
OrgRoutingPhone:  +1-787-876-8000 
OrgRoutingEmail:  registrations@bbr-synergy.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ADMIN7214-ARIN

OrgTechHandle: ADMIN7214-ARIN
OrgTechName:   Administrator
OrgTechPhone:  +1-787-876-8000 
OrgTechEmail:  registrations@bbr-synergy.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ADMIN7214-ARIN

OrgAbuseHandle: ADMIN7214-ARIN
OrgAbuseName:   Administrator
OrgAbusePhone:  +1-787-876-8000 
OrgAbuseEmail:  registrations@bbr-synergy.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADMIN7214-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
AS23379	Blackburn Technologies II, LLC	PR

Upstreams

AS Number	Description	Country
AS23379	Blackburn Technologies II, LLC	PR