ASN AS14120 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS14120?

AS14120 is listed under oneZero Financial Systems, 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.

AS14120 oneZero Financial Systems, LLC

ASN Lookup Tool

oneZero Financial Systems, LLC onezero.com

US 7 Routes

AS Data

AS14120

AS14120 – oneZero Financial Systems, LLC

AS Number	14120
AS Name	ONEZERO-AS
Organization	oneZero Financial Systems, LLC(ofsl-5)
Country	US
Website	onezero.com
Number of IPv4 Routes	7
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-06-06

ASN Intelligence API for production workflows

Use ASN data for AS14120 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
192.149.48.0/22	AS14120	oneZero Financial Systems, LLC	oneZero Financial Systems, LLC	1024
147.160.252.0/23	AS14120	oneZero Financial Systems, LLC	oneZero Financial Systems, LLC	512
168.245.178.0/23	AS14120	oneZero Financial Systems, LLC	oneZero Financial Systems, LLC	512
147.160.250.0/24	AS14120	oneZero Financial Systems, LLC	oneZero Financial Systems, LLC	256
38.76.4.0/24	AS14120	oneZero Financial Systems, LLC	GTT Americas, LLC	256
147.160.248.0/23	AS14120	oneZero Financial Systems, LLC	oneZero Financial Systems, LLC	512
147.160.254.0/23	AS14120	oneZero Financial Systems, LLC	oneZero Financial Systems, LLC	512

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:       14120
ASName:         ONEZERO-AS
ASHandle:       AS14120
RegDate:        2011-06-06
Updated:        2025-10-02    
Ref:            https://rdap.arin.net/registry/autnum/14120


OrgName:        oneZero Financial Systems, LLC
OrgId:          OFSL-5
Address:        455 Grand Union Boulevard
City:           Somerville
StateProv:      MA
PostalCode:     02145
Country:        US
RegDate:        2015-05-22
Updated:        2025-08-06
Comment:        http://www.onezero.com/
Ref:            https://rdap.arin.net/registry/entity/OFSL-5


OrgAbuseHandle: KRAUT3-ARIN
OrgAbuseName:   Krauthamer, Bryan 
OrgAbusePhone:  +1-617-500-6855 
OrgAbuseEmail:  bkrauthamer@onezero.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KRAUT3-ARIN

OrgRoutingHandle: KRAUT3-ARIN
OrgRoutingName:   Krauthamer, Bryan 
OrgRoutingPhone:  +1-617-500-6855 
OrgRoutingEmail:  bkrauthamer@onezero.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/KRAUT3-ARIN

OrgAbuseHandle: SULLI524-ARIN
OrgAbuseName:   Sullivan, Alex 
OrgAbusePhone:  +1-917-445-4138 
OrgAbuseEmail:  asullivan@onezero.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SULLI524-ARIN

OrgNOCHandle: KRAUT3-ARIN
OrgNOCName:   Krauthamer, Bryan 
OrgNOCPhone:  +1-617-500-6855 
OrgNOCEmail:  bkrauthamer@onezero.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/KRAUT3-ARIN

OrgTechHandle: KRAUT3-ARIN
OrgTechName:   Krauthamer, Bryan 
OrgTechPhone:  +1-617-500-6855 
OrgTechEmail:  bkrauthamer@onezero.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KRAUT3-ARIN

OrgDNSHandle: KRAUT3-ARIN
OrgDNSName:   Krauthamer, Bryan 
OrgDNSPhone:  +1-617-500-6855 
OrgDNSEmail:  bkrauthamer@onezero.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/KRAUT3-ARIN

OrgTechHandle: ULINI-ARIN
OrgTechName:   Ulinic, Mircea 
OrgTechPhone:  +1-888-703-4285 
OrgTechEmail:  mulinic@onezero.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ULINI-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
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS27552	TowardEX Technologies International, Inc.	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS27552	TowardEX Technologies International, Inc.	US