ASN Lookup Tool

GENESISCARE USA OF FLORIDA, LLC usa.genesiscare.com US US 0 Routes

AS Data

AS13891

AS13891 – GENESISCARE USA OF FLORIDA, LLC

AS Number 13891
AS Name 21ST-CENTURY-ONCOLOGY-INC
Organization GENESISCARE USA OF FLORIDA, LLC(2co)
Country US
Website usa.genesiscare.com
Number of IPv4 Routes 0
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2006-04-10

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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:       13891
ASName:         21ST-CENTURY-ONCOLOGY-INC
ASHandle:       AS13891
RegDate:        2006-04-10
Updated:        2010-01-28    
Ref:            https://rdap.arin.net/registry/autnum/13891


OrgName:        GENESISCARE USA OF FLORIDA, LLC
OrgId:          2CO
Address:        2234 Colonial Blvd
City:           Fort Myers
StateProv:      FL
PostalCode:     33907
Country:        US
RegDate:        2006-01-30
Updated:        2025-07-09
Ref:            https://rdap.arin.net/registry/entity/2CO


OrgTechHandle: PERRY496-ARIN
OrgTechName:   Perry, Howard 
OrgTechPhone:  +1-561-990-1824 
OrgTechEmail:  howard.perry@usa.genesiscare.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PERRY496-ARIN

OrgDNSHandle: PERRY496-ARIN
OrgDNSName:   Perry, Howard 
OrgDNSPhone:  +1-561-990-1824 
OrgDNSEmail:  howard.perry@usa.genesiscare.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/PERRY496-ARIN

OrgAbuseHandle: PERRY496-ARIN
OrgAbuseName:   Perry, Howard 
OrgAbusePhone:  +1-561-990-1824 
OrgAbuseEmail:  howard.perry@usa.genesiscare.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PERRY496-ARIN

OrgNOCHandle: PERRY496-ARIN
OrgNOCName:   Perry, Howard 
OrgNOCPhone:  +1-561-990-1824 
OrgNOCEmail:  howard.perry@usa.genesiscare.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/PERRY496-ARIN

OrgRoutingHandle: PERRY496-ARIN
OrgRoutingName:   Perry, Howard 
OrgRoutingPhone:  +1-561-990-1824 
OrgRoutingEmail:  howard.perry@usa.genesiscare.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PERRY496-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

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Frequently Asked Questions

ASN AS13891 is an Autonomous System Number used to identify a network for BGP internet routing.
AS13891 is listed under GENESISCARE USA OF FLORIDA, LLC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.