What is ASN AS397344?

ASN AS397344 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397344?

AS397344 is listed under Canada Mortgage and Housing Corporation.

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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AS397344 Canada Mortgage and Housing Corporation

ASN Lookup Tool

Canada Mortgage and Housing Corporation cmhc-schl.gc.ca

CA 11 Routes

AS Data

AS397344

AS397344 – Canada Mortgage and Housing Corporation

AS Number	397344
AS Name	CMHC-SCHL
Organization	Canada Mortgage and Housing Corporation (cmhc-1)
Country	CA
Website	cmhc-schl.gc.ca
Number of IPv4 Routes	11
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2019-02-28

ASN Intelligence API for production workflows

Use ASN data for AS397344 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
163.155.245.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
163.155.240.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
163.155.239.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
192.197.69.0/24	AS397344	Canada Mortgage and Housing Corporation	Shared Services Canada	256
163.155.242.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
163.155.247.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
163.155.248.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
163.155.246.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
163.155.241.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	256
163.155.243.0/24	AS397344	Canada Mortgage and Housing Corporation	Canada Mortgage and Housing Corporation	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:       397344
ASName:         CMHC-SCHL
ASHandle:       AS397344
RegDate:        2019-02-28
Updated:        2019-02-28
Ref:            https://rdap.arin.net/registry/autnum/397344


OrgName:        Canada Mortgage and Housing Corporation
OrgId:          CMHC-1
Address:        National Office 700 Montreal Road
City:           Ottawa
StateProv:      ON
PostalCode:     K1A 0P7
Country:        CA
RegDate:        1992-08-05
Updated:        2017-11-23
Ref:            https://rdap.arin.net/registry/entity/CMHC-1


OrgAbuseHandle: MICHA357-ARIN
OrgAbuseName:   Michaud, Fred 
OrgAbusePhone:  +1-613-748-4688 
OrgAbuseEmail:  fmichaud@cmhc-schl.gc.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MICHA357-ARIN

OrgTechHandle: MICHA357-ARIN
OrgTechName:   Michaud, Fred 
OrgTechPhone:  +1-613-748-4688 
OrgTechEmail:  fmichaud@cmhc-schl.gc.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/MICHA357-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" : "397344",
    "as_handle" : "AS397344",
    "as_name" : "CMHC-SCHL",
    "tech_contacts" : [ "MICHA357-ARIN" ],
    "abuse_contacts" : [ "MICHA357-ARIN" ],
    "date_created" : "2019-02-28",
    "date_updated" : "2019-02-28",
    "source" : "https://rdap.arin.net/registry/autnum/397344"
  } ],
  "organization" : {
    "handle" : "CMHC-1",
    "name" : "Canada Mortgage and Housing Corporation",
    "address" : [ "National Office 700 Montreal Road", "Ottawa", "ON", "K1A0P7", "CA" ],
    "street" : "Montreal Road",
    "city" : "Ottawa",
    "state" : "ON",
    "zip_code" : "K1A0P7",
    "country" : [ "CA" ],
    "date_created" : "1992-08-05",
    "date_updated" : "2017-11-23",
    "source" : "https://rdap.arin.net/registry/entity/CMHC-1",
    "addressCountry" : "CA"
  },
  "technical_contacts" : [ {
    "handle" : "MICHA357-ARIN",
    "name" : "Michaud, Fred",
    "email" : [ "fmichaud@cmhc-schl.gc.ca" ],
    "phone" : [ "+1-613-748-4688" ],
    "source" : "https://rdap.arin.net/registry/entity/MICHA357-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MICHA357-ARIN",
    "name" : "Michaud, Fred",
    "email" : [ "fmichaud@cmhc-schl.gc.ca" ],
    "phone" : [ "+1-613-748-4688" ],
    "source" : "https://rdap.arin.net/registry/entity/MICHA357-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS6461	Zayo Bandwidth	US
AS577	Bell Canada	CA

Upstreams

AS Number	Description	Country
AS6461	Zayo Bandwidth	US
AS577	Bell Canada	CA