ASN Lookup Tool

EllumNet LLC ellum.net US US 0 Routes

AS Data

AS21523

AS21523 – EllumNet LLC

AS Number 21523
AS Name EN-21523
Organization EllumNet LLC(vfl-79)
Country US
Website ellum.net
Number of IPv4 Routes 0
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2001-05-16

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Use ASN data for AS21523 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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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:       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: ENENG-ARIN
OrgTechName:   EN-Engineer
OrgTechPhone:  +1-214-989-6700 
OrgTechEmail:  netengineer@ellum.net
OrgTechRef:    https://rdap.arin.net/registry/entity/ENENG-ARIN

OrgAbuseHandle: ENABU-ARIN
OrgAbuseName:   EN-Abuse
OrgAbusePhone:  +1-214-989-6700 
OrgAbuseEmail:  netabuse@ellum.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ENABU-ARIN

OrgNOCHandle: ENNOC-ARIN
OrgNOCName:   EN-NOC
OrgNOCPhone:  +1-214-989-6700 
OrgNOCEmail:  noc@ellum.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/ENNOC-ARIN

OrgTechHandle: TVA33-ARIN
OrgTechName:   Valis, Tim 
OrgTechPhone:  +1-214-270-0784 
OrgTechEmail:  tvalis@ellum.net
OrgTechRef:    https://rdap.arin.net/registry/entity/TVA33-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

Contacts

Email Contacts

tvalis@ellum.net netengineer@ellum.net

Abuse Contacts

netabuse@ellum.net

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Frequently Asked Questions

ASN AS21523 is an Autonomous System Number used to identify a network for BGP internet routing.
AS21523 is listed under EllumNet 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.