ASN AS36478 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS36478?

AS36478 is listed under Alliant Credit Union.

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.

AS36478 Alliant Credit Union | IPGeolocation.io

ASN Lookup Tool

Alliant Credit Union alliantcreditunion.com

US 4 Routes

AS Data

AS36478

AS36478 – Alliant Credit Union

AS Number	36478
AS Name	ALLIANTCU
Organization	Alliant Credit Union (acu-14)
Country	US
Website	alliantcreditunion.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2006-01-12

ASN Intelligence API for production workflows

Use ASN data for AS36478 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
142.215.49.0/25	AS36478	Alliant Credit Union	Equinix, Inc.	128
209.251.254.0/24	AS36478	Alliant Credit Union	Alliant Credit Union	256
209.251.255.0/24	AS36478	Alliant Credit Union	Alliant Credit Union	256
12.161.138.0/24	AS36478	Alliant Credit Union	UNITED AIRLINES ECU	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 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       36478
ASName:         ALLIANTCU
ASHandle:       AS36478
RegDate:        2006-01-12
Updated:        2015-10-29
Ref:            https://rdap.arin.net/registry/autnum/36478


OrgName:        Alliant Credit Union
OrgId:          ACU-14
Address:        11545 W. Touhy Ave.
City:           Chicago
StateProv:      IL
PostalCode:     60666
Country:        US
RegDate:        2005-11-18
Updated:        2020-10-27
Ref:            https://rdap.arin.net/registry/entity/ACU-14


OrgTechHandle: NETWO7501-ARIN
OrgTechName:   Network Team
OrgTechPhone:  +1-773-462-2000 
OrgTechEmail:  grp-netsecengops@alliantcreditunion.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO7501-ARIN

OrgAbuseHandle: NETWO7501-ARIN
OrgAbuseName:   Network Team
OrgAbusePhone:  +1-773-462-2000 
OrgAbuseEmail:  grp-netsecengops@alliantcreditunion.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO7501-ARIN

RNOCHandle: NETWO7501-ARIN
RNOCName:   Network Team
RNOCPhone:  +1-773-462-2000 
RNOCEmail:  grp-netsecengops@alliantcreditunion.com
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO7501-ARIN

RTechHandle: KRL1-ARIN
RTechName:   Loeffler, Kurt Richard
RTechPhone:  +1-312-612-6091 
RTechEmail:  kloeffler@internap.com
RTechRef:    https://rdap.arin.net/registry/entity/KRL1-ARIN

RTechHandle: NETWO7501-ARIN
RTechName:   Network Team
RTechPhone:  +1-773-462-2000 
RTechEmail:  grp-netsecengops@alliantcreditunion.com
RTechRef:    https://rdap.arin.net/registry/entity/NETWO7501-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" : "36478",
    "as_handle" : "AS36478",
    "as_name" : "ALLIANTCU",
    "tech_contacts" : [ "NETWO7501-ARIN", "KRL1-ARIN", "NETWO7501-ARIN" ],
    "abuse_contacts" : [ "NETWO7501-ARIN" ],
    "date_created" : "2006-01-12",
    "date_updated" : "2015-10-29",
    "source" : "https://rdap.arin.net/registry/autnum/36478"
  } ],
  "organization" : {
    "handle" : "ACU-14",
    "name" : "Alliant Credit Union",
    "address" : [ "11545 W. Touhy Ave.", "Chicago", "IL", "60666", "US" ],
    "street" : "W. Touhy Ave.",
    "city" : "Chicago",
    "state" : "IL",
    "zip_code" : "60666",
    "country" : [ "US" ],
    "date_created" : "2005-11-18",
    "date_updated" : "2020-10-27",
    "source" : "https://rdap.arin.net/registry/entity/ACU-14",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "NETWO7501-ARIN",
    "name" : "Network Team",
    "email" : [ "grp-netsecengops@alliantcreditunion.com" ],
    "phone" : [ "+1-773-462-2000" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO7501-ARIN"
  }, {
    "handle" : "KRL1-ARIN",
    "name" : "Loeffler, Kurt Richard",
    "email" : [ "kloeffler@internap.com" ],
    "phone" : [ "+1-312-612-6091" ],
    "source" : "https://rdap.arin.net/registry/entity/KRL1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NETWO7501-ARIN",
    "name" : "Network Team",
    "email" : [ "grp-netsecengops@alliantcreditunion.com" ],
    "phone" : [ "+1-773-462-2000" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO7501-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33491	Comcast Cable Communications, LLC	US
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS7018	AT&T Enterprises, LLC	US
AS15830	Equinix (EMEA) Acquisition Enterprises B.V.	NL

Upstreams

AS Number	Description	Country
AS33491	Comcast Cable Communications, LLC	US
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS7018	AT&T Enterprises, LLC	US