ASN Lookup Tool

AS20404
NRG Energy, Inc. US US 7 Routes

AS20404NRG Energy, Inc.

AS Number 20404
AS Name AS20404
Organization NRG Energy, Inc.(ne-29)
Country US
Website nrg.com
Number of IPv4 Routes 7
Number of IPv6 Routes 0
ASN type BUSINESS
Allocation Status
Registry ARIN
Date Allocated N/A

IP Ranges

Route # IPs
158.81.168.0/24 256
158.81.210.0/23 512
158.81.252.0/24 256
158.81.153.0/24 256
158.81.160.0/24 256
158.81.208.0/23 512
158.81.251.0/24 256

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 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       20404
ASName:         AS20404
ASHandle:       AS20404
RegDate:        2001-05-03
Updated:        2013-03-07    
Ref:            https://rdap.arin.net/registry/autnum/20404


OrgName:        NRG Energy, Inc.
OrgId:          NE-29
Address:        910 Louisiana Street
City:           Houston
StateProv:      TX
PostalCode:     77002
Country:        US
RegDate:        2013-02-22
Updated:        2022-04-19
Ref:            https://rdap.arin.net/registry/entity/NE-29


OrgTechHandle: NETWO3117-ARIN
OrgTechName:   Network Services
OrgTechPhone:  +1-832-357-3000 
OrgTechEmail:  Corp_NetOps_DL@nrg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO3117-ARIN

OrgAbuseHandle: NETWO3117-ARIN
OrgAbuseName:   Network Services
OrgAbusePhone:  +1-832-357-3000 
OrgAbuseEmail:  Corp_NetOps_DL@nrg.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO3117-ARIN

OrgNOCHandle: NETWO3117-ARIN
OrgNOCName:   Network Services
OrgNOCPhone:  +1-832-357-3000 
OrgNOCEmail:  Corp_NetOps_DL@nrg.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO3117-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
            

Parsed Whois Response

Peers

AS Number Description Country
AS46887 Crown Castle Fiber LLC US
AS6461 Zayo Bandwidth US

Upstreams

AS Number Description Country
AS46887 Crown Castle Fiber LLC US
AS6461 Zayo Bandwidth US

Contacts

Email Contacts

Abuse Contacts

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