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AS400201 SFLSC, LLC | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

SFLSC, LLC sflsc.net

US 2 Routes

AS Data

AS400201

AS400201 – SFLSC, LLC

AS Number	400201
AS Name	AS-SFLSC
Organization	SFLSC, LLC(sl-2075)
Country	US
Website	sflsc.net
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-11-05

ASN Intelligence API for production workflows

Use ASN data for AS400201 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.129.88.0/24	AS400201	SFLSC, LLC	SFLSC, LLC	256
131.143.200.0/22	AS400201	SFLSC, LLC	SFLSC, LLC	1024

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:       400201
ASName:         AS-SFLSC
ASHandle:       AS400201
RegDate:        2021-11-05
Updated:        2021-11-05    
Ref:            https://rdap.arin.net/registry/autnum/400201


OrgName:        SFLSC, LLC
OrgId:          SL-2075
Address:        PO Box 810252
City:           Boca Raton
StateProv:      FL
PostalCode:     33431
Country:        US
RegDate:        2021-10-29
Updated:        2021-10-29
Ref:            https://rdap.arin.net/registry/entity/SL-2075


OrgAbuseHandle: CLEME238-ARIN
OrgAbuseName:   Clements, Lee 
OrgAbusePhone:  +1-312-813-5500 
OrgAbuseEmail:  lee@sflsc.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CLEME238-ARIN

OrgTechHandle: CLEME238-ARIN
OrgTechName:   Clements, Lee 
OrgTechPhone:  +1-312-813-5500 
OrgTechEmail:  lee@sflsc.net
OrgTechRef:    https://rdap.arin.net/registry/entity/CLEME238-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
AS23367	Adaptive Data Networks, LLC	US

Upstreams

AS Number	Description	Country
AS23367	Adaptive Data Networks, LLC	US

Frequently Asked Questions

What is ASN AS400201?

ASN AS400201 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS400201?

AS400201 is listed under SFLSC, LLC.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.