AS21523 NSP
US
0
IPv4 Prefixes
0
IPv6 Prefixes
0
peering network
1
IX Points
2
Facilities
AS Name
EN-21523
Organization
EllumNet LLC
Country/Region
US
Registration Date
2001-05-16
Update Date
2026-01-28
View Whois
AS21523 network topology (Upstream/Downstream)
Facility List (2)
Name City Country
Equinix DA1 - Dallas Dallas US
DataBank Dallas (DFW1) Dallas US
Colocated Networks (Shared Data Center)
ASN Name Type Shared Facility
AS399934 ICFN 2/2
AS399521 BNS AMERICA Network Services 2/2
AS398044 FIBERFED NSP 2/2
AS63199 CDS Global Cloud Co., LTD NSP 2/2
AS62917 Gigabit Fiber Cable/DSL/ISP 2/2
AS49915 Megaport Global Access NSP 2/2
AS12956 Telxius Cable Cable/DSL/ISP 2/2
AS11600 Parallax Services LLC NSP 2/2
AS6939 Hurricane Electric NSP 2/2
AS6461 Zayo NSP 2/2
AS6300 Consolidated Communications - TX Cable/DSL/ISP 2/2
AS3257 GTT Communications (AS3257) NSP 2/2
AS1299 Arelion (Twelve99) NSP 2/2
AS174 Cogent Communications, Inc. NSP 2/2
AS400958 Syniac Enterprise 1/2
AS400810 BreezeHost.io Enterprise 1/2
AS400318 Versa Networks Content 1/2
AS400146 DIAMOND STATE NETWORKS Network Services 1/2
AS399011 C3Aero Enterprise 1/2
AS398337 Community Internet Providers Cable/DSL/ISP 1/2
+10 colocated networks
Raw Whois Data 
%  No entries found for the selected source(s).




--- ARIN Whois ---


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ASNumber:       21523
ASName:         EN-21523
ASHandle:       AS21523
RegDate:        2001-05-16
Updated:        2026-01-28
Ref:            https://rdap.arin.net/registry/autnum/21523


OrgName:        EllumNet LLC
OrgId:          VFL-79
Address:        2323 Bryan St
Address:        Suite 1520c
City:           Dallas
StateProv:      TX
PostalCode:     75201
Country:        US
RegDate:        2019-07-25
Updated:        2023-07-13
Ref:            https://rdap.arin.net/registry/entity/VFL-79


OrgTechHandle: TVA33-ARIN
OrgTechName:   Valis, Tim 
OrgTechPhone:  +1-214-270-0784 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/TVA33-ARIN

OrgNOCHandle: ENNOC-ARIN
OrgNOCName:   EN-NOC
OrgNOCPhone:  +1-214-989-6700 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/ENNOC-ARIN

OrgTechHandle: ENENG-ARIN
OrgTechName:   EN-Engineer
OrgTechPhone:  +1-214-989-6700 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ENENG-ARIN

OrgAbuseHandle: ENABU-ARIN
OrgAbuseName:   EN-Abuse
OrgAbusePhone:  +1-214-989-6700 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ENABU-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.
#

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