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AS31971 Columbia Bank | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Columbia Bank columbiabank.com

US 1 Routes

AS Data

AS31971

AS31971 – Columbia Bank

AS Number	31971
AS Name	UHC-SV
Organization	Columbia Bank (cb-1546)
Country	US
Website	columbiabank.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2019-01-18

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Use ASN data for AS31971 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
192.131.140.0/24	AS31971	Columbia Bank	Columbia Bank	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:       31971
ASName:         UHC-SV
ASHandle:       AS31971
RegDate:        2019-01-18
Updated:        2026-08-05
Ref:            https://rdap.arin.net/registry/autnum/31971


OrgName:        Columbia Bank
OrgId:          CB-1546
Address:        5885 Meadows Road Suite 400
City:           Lake Oswego
StateProv:      OR
PostalCode:     97035
Country:        US
RegDate:        2026-01-26
Updated:        2026-06-23
Ref:            https://rdap.arin.net/registry/entity/CB-1546


OrgAbuseHandle: SANDE528-ARIN
OrgAbuseName:   Sanders, Robin 
OrgAbusePhone:  +1-949-224-8888 
OrgAbuseEmail:  RobinSanders@ColumbiaBank.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SANDE528-ARIN

OrgTechHandle: SANDE528-ARIN
OrgTechName:   Sanders, Robin 
OrgTechPhone:  +1-949-224-8888 
OrgTechEmail:  RobinSanders@ColumbiaBank.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SANDE528-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" : "31971",
    "as_handle" : "AS31971",
    "as_name" : "UHC-SV",
    "tech_contacts" : [ "SANDE528-ARIN" ],
    "abuse_contacts" : [ "SANDE528-ARIN" ],
    "date_created" : "2019-01-18",
    "date_updated" : "2026-08-05",
    "source" : "https://rdap.arin.net/registry/autnum/31971"
  } ],
  "organization" : {
    "handle" : "CB-1546",
    "name" : "Columbia Bank",
    "address" : [ "5885 Meadows Road Suite 400", "Lake Oswego", "OR", "97035", "US" ],
    "street" : "Meadows Road",
    "city" : "Lake Oswego",
    "state" : "OR",
    "zip_code" : "97035",
    "country" : [ "US" ],
    "date_created" : "2026-01-26",
    "date_updated" : "2026-06-23",
    "source" : "https://rdap.arin.net/registry/entity/CB-1546",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "SANDE528-ARIN",
    "name" : "Sanders, Robin",
    "email" : [ "RobinSanders@ColumbiaBank.com" ],
    "phone" : [ "+1-949-224-8888" ],
    "source" : "https://rdap.arin.net/registry/entity/SANDE528-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "SANDE528-ARIN",
    "name" : "Sanders, Robin",
    "email" : [ "RobinSanders@ColumbiaBank.com" ],
    "phone" : [ "+1-949-224-8888" ],
    "source" : "https://rdap.arin.net/registry/entity/SANDE528-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS32787	Akamai Technologies, Inc.	US

Upstreams

AS Number	Description	Country
AS32787	Akamai Technologies, Inc.	US

Frequently Asked Questions

What is ASN AS31971?

ASN AS31971 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS31971?

AS31971 is listed under Columbia Bank.

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

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.