What is ASN AS397443?

ASN AS397443 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397443?

AS397443 is listed under Lower Colorado River Authority.

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?

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AS397443 Lower Colorado River Authority

ASN Lookup Tool

Lower Colorado River Authority lcra.org

US 6 Routes

AS Data

AS397443

AS397443 – Lower Colorado River Authority

AS Number	397443
AS Name	LOWER-COLORADO-RIVER-AUTHORITY
Organization	Lower Colorado River Authority (lcra)
Country	US
Website	lcra.org
Number of IPv4 Routes	6
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2019-03-29

ASN Intelligence API for production workflows

Use ASN data for AS397443 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.214.56.0/23	AS397443	Lower Colorado River Authority	Lower Colorado River Authority	512
198.214.240.0/21	AS397443	Lower Colorado River Authority	Lower Colorado River Authority	2048
198.214.48.0/21	AS397443	Lower Colorado River Authority	Lower Colorado River Authority	2048
198.214.50.0/24	AS397443	Lower Colorado River Authority	Lower Colorado River Authority	256
198.214.51.0/24	AS397443	Lower Colorado River Authority	Lower Colorado River Authority	256
198.214.248.0/23	AS397443	Lower Colorado River Authority	Lower Colorado River Authority	512

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:       397443
ASName:         LOWER-COLORADO-RIVER-AUTHORITY
ASHandle:       AS397443
RegDate:        2019-03-29
Updated:        2019-03-29
Ref:            https://rdap.arin.net/registry/autnum/397443


OrgName:        Lower Colorado River Authority
OrgId:          LCRA
Address:        P.O. Box 220
City:           Austin
StateProv:      TX
PostalCode:     78767-0220
Country:        US
RegDate:        1994-05-24
Updated:        2025-01-06
Ref:            https://rdap.arin.net/registry/entity/LCRA


OrgRoutingHandle: ENTER35-ARIN
OrgRoutingName:   Enterprise Networking
OrgRoutingPhone:  +1-512-730-6500 
OrgRoutingEmail:  entnet@lcra.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ENTER35-ARIN

OrgTechHandle: ENTER35-ARIN
OrgTechName:   Enterprise Networking
OrgTechPhone:  +1-512-730-6500 
OrgTechEmail:  entnet@lcra.org
OrgTechRef:    https://rdap.arin.net/registry/entity/ENTER35-ARIN

OrgAbuseHandle: ENTER35-ARIN
OrgAbuseName:   Enterprise Networking
OrgAbusePhone:  +1-512-730-6500 
OrgAbuseEmail:  entnet@lcra.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ENTER35-ARIN

OrgDNSHandle: ENTER35-ARIN
OrgDNSName:   Enterprise Networking
OrgDNSPhone:  +1-512-730-6500 
OrgDNSEmail:  entnet@lcra.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/ENTER35-ARIN

OrgNOCHandle: ENTER35-ARIN
OrgNOCName:   Enterprise Networking
OrgNOCPhone:  +1-512-730-6500 
OrgNOCEmail:  entnet@lcra.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/ENTER35-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "397443",
    "as_handle" : "AS397443",
    "as_name" : "LOWER-COLORADO-RIVER-AUTHORITY",
    "admin_contacts" : [ "ENTER35-ARIN" ],
    "tech_contacts" : [ "ENTER35-ARIN", "ENTER35-ARIN" ],
    "abuse_contacts" : [ "ENTER35-ARIN" ],
    "date_created" : "2019-03-29",
    "date_updated" : "2019-03-29",
    "source" : "https://rdap.arin.net/registry/autnum/397443"
  } ],
  "organization" : {
    "handle" : "LCRA",
    "name" : "Lower Colorado River Authority",
    "address" : [ "P.O. Box 220", "Austin", "TX", "78767-0220", "US" ],
    "city" : "Austin",
    "state" : "TX",
    "zip_code" : "78767-0220",
    "country" : [ "US" ],
    "date_created" : "1994-05-24",
    "date_updated" : "2025-01-06",
    "source" : "https://rdap.arin.net/registry/entity/LCRA",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "ENTER35-ARIN",
    "name" : "Enterprise Networking",
    "email" : [ "entnet@lcra.org" ],
    "phone" : [ "+1-512-730-6500" ],
    "source" : "https://rdap.arin.net/registry/entity/ENTER35-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "ENTER35-ARIN",
    "name" : "Enterprise Networking",
    "email" : [ "entnet@lcra.org" ],
    "phone" : [ "+1-512-730-6500" ],
    "source" : "https://rdap.arin.net/registry/entity/ENTER35-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ENTER35-ARIN",
    "name" : "Enterprise Networking",
    "email" : [ "entnet@lcra.org" ],
    "phone" : [ "+1-512-730-6500" ],
    "source" : "https://rdap.arin.net/registry/entity/ENTER35-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS6922	Texas Department of Information Resources	US

Upstreams

AS Number	Description	Country
AS6922	Texas Department of Information Resources	US