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AS33723 Lennar Corporation | 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

Lennar Corporation lennar.com

US 3 Routes

AS Data

AS33723

AS33723 – Lennar Corporation

AS Number	33723
AS Name	LENNAR
Organization	Lennar Corporation(lc-377)
Country	US
Website	lennar.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2015-11-06

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Use ASN data for AS33723 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.109.20.0/24	AS33723	Lennar Corporation	Lennar Corporation	256
204.109.21.0/24	AS33723	Lennar Corporation	Lennar Corporation	256
204.109.16.0/22	AS33723	Lennar Corporation	Lennar Corporation	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:       33723
ASName:         LENNAR
ASHandle:       AS33723
RegDate:        2015-11-06
Updated:        2015-11-06    
Ref:            https://rdap.arin.net/registry/autnum/33723


OrgName:        Lennar Corporation
OrgId:          LC-377
Address:        5505 Blue Lagoon Dr
City:           Miami
StateProv:      FL
PostalCode:     33126
Country:        US
RegDate:        2015-10-09
Updated:        2022-09-22
Ref:            https://rdap.arin.net/registry/entity/LC-377


OrgTechHandle: INS21-ARIN
OrgTechName:   IT Network Services
OrgTechPhone:  +1-305-387-6340 
OrgTechEmail:  IT-Network_Services@lennar.com
OrgTechRef:    https://rdap.arin.net/registry/entity/INS21-ARIN

OrgAbuseHandle: ABUSE5650-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-800-570-1850 
OrgAbuseEmail:  abuse@lennar.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5650-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
AS27330	Equinix, Inc.	US
AS23005	SWITCH, LTD	US

Upstreams

AS Number	Description	Country
AS27330	Equinix, Inc.	US
AS23005	SWITCH, LTD	US

Contacts

Email Contacts

IT-Network_Services@lennar.com

Abuse Contacts

abuse@lennar.com

Frequently Asked Questions

What is ASN AS33723?

ASN AS33723 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33723?

AS33723 is listed under Lennar Corporation.

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.