ASN AS53266 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53266?

AS53266 is listed under DFN Systems.

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.

AS53266 DFN Systems | IPGeolocation.io

ASN Lookup Tool

DFN Systems sswireless.net

US 2 Routes

AS Data

AS53266

AS53266 – DFN Systems

AS Number	53266
AS Name	DFNSYSRSWL
Organization	DFN Systems(green-158)
Country	US
Website	sswireless.net
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2009-07-16

ASN Intelligence API for production workflows

Use ASN data for AS53266 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
74.116.128.0/21	AS53266	DFN Systems	DFN Systems	2048
199.83.116.0/22	AS53266	DFN Systems	DFN Systems	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:       53266
ASName:         DFNSYSRSWL
ASHandle:       AS53266
RegDate:        2009-07-16
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/53266


OrgName:        DFN Systems
OrgId:          GREEN-158
Address:        706 W Hobbs St
City:           Roswell
StateProv:      NM
PostalCode:     88203
Country:        US
RegDate:        2009-06-16
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/GREEN-158


OrgAbuseHandle: CJG33-ARIN
OrgAbuseName:   Green, C J
OrgAbusePhone:  +1-575-208-7915 
OrgAbuseEmail:  support@sswireless.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CJG33-ARIN

OrgTechHandle: CJG33-ARIN
OrgTechName:   Green, C J
OrgTechPhone:  +1-575-208-7915 
OrgTechEmail:  support@sswireless.net
OrgTechRef:    https://rdap.arin.net/registry/entity/CJG33-ARIN

RAbuseHandle: CJG33-ARIN
RAbuseName:   Green, C J
RAbusePhone:  +1-575-208-7915 
RAbuseEmail:  support@sswireless.net
RAbuseRef:    https://rdap.arin.net/registry/entity/CJG33-ARIN

RNOCHandle: CJG33-ARIN
RNOCName:   Green, C J
RNOCPhone:  +1-575-208-7915 
RNOCEmail:  support@sswireless.net
RNOCRef:    https://rdap.arin.net/registry/entity/CJG33-ARIN

RTechHandle: CJG33-ARIN
RTechName:   Green, C J
RTechPhone:  +1-575-208-7915 
RTechEmail:  support@sswireless.net
RTechRef:    https://rdap.arin.net/registry/entity/CJG33-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
AS3356	Level 3 Parent, LLC	US
AS21782	Plateau Telecommunications Incorporated	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS21782	Plateau Telecommunications Incorporated	US