ASN AS55366 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55366?

AS55366 is listed under BUPA Australia Health Pty Ltd.

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.

AS55366 BUPA Australia Health Pty Ltd

ASN Lookup Tool

BUPA Australia Health Pty Ltd bupa.com.au

AU 15 Routes

AS Data

AS55366

AS55366 – BUPA Australia Health Pty Ltd

AS Number	55366
AS Name	BUPA-AUS-HEALTH-AS-AP
Organization	BUPA Australia Health Pty Ltd (org-bahp1-ap)
Country	AU
Website	bupa.com.au
Number of IPv4 Routes	10
Number of IPv6 Routes	5
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS55366 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

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2406:9c40:1100::/40	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	~309×10²⁴
2406:9c40:1200::/40	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	~309×10²⁴
103.70.172.0/24	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	256
203.142.223.0/24	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	256
202.58.229.0/24	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	256
202.90.38.0/23	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	512
103.70.175.0/24	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	256
103.70.173.0/24	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	256
202.90.39.0/24	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	256
103.70.172.0/22	AS55366	BUPA Australia Health Pty Ltd	BUPA Australia Health Pty Ltd	1024

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS55296 - AS56319'

as-block:       AS55296 - AS56319
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-03T01:15:30Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS55366'

% Abuse contact for 'AS55366' is 'CIRT@bupa.com.au'

aut-num:        AS55366
as-name:        BUPA-AUS-HEALTH-AS-AP
descr:          BUPA Australia Health Pty Ltd
descr:          1/600 Glenferrie Rd, Hawthorn, VIC 3122
country:        AU
org:            ORG-BAHP1-AP
admin-c:        BAHP1-AP
tech-c:         BAHP1-AP
abuse-c:        AB1045-AP
mnt-lower:      MAINT-BUPA-AUS-HEALTH-AU
mnt-routes:     MAINT-BUPA-AUS-HEALTH-AU
mnt-by:         APNIC-HM
mnt-irt:        IRT-BUPA-AUS-HEALTH-AU
last-modified:  2020-06-22T09:18:48Z
source:         APNIC

irt:            IRT-BUPA-AUS-HEALTH-AU
address:        33 Exhibition St
address:        Melbourne, VIC 3000
e-mail:         CIRT@bupa.com.au
abuse-mailbox:  CIRT@bupa.com.au
admin-c:        BAHP1-AP
tech-c:         BAHP1-AP
auth:           # Filtered
remarks:        cirt@bupa.com.au was validated on 2026-03-10
mnt-by:         MAINT-BUPA-AUS-HEALTH-AU
last-modified:  2026-03-10T22:22:27Z
source:         APNIC

organisation:   ORG-BAHP1-AP
org-name:       BUPA Australia Health Pty Ltd
org-type:       LIR
country:        AU
address:        33 Exhibition Street
phone:          +61-3-9937-4010
fax-no:         +61-3-9937-3540
e-mail:         info@bupa.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:36Z
source:         APNIC

role:           ABUSE BUPAAUSHEALTHAU
country:        ZZ
address:        33 Exhibition St
address:        Melbourne, VIC 3000
phone:          +000000000
e-mail:         CIRT@bupa.com.au
admin-c:        BAHP1-AP
tech-c:         BAHP1-AP
nic-hdl:        AB1045-AP
remarks:        Generated from irt object IRT-BUPA-AUS-HEALTH-AU
remarks:        cirt@bupa.com.au was validated on 2026-03-10
abuse-mailbox:  CIRT@bupa.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-10T22:23:03Z
source:         APNIC

role:           BUPA AUSTRALIA HEALTH PTY LTD - network administra
address:        33 Exhibition St, Melbourne VIC 3000
country:        AU
phone:          +61-3-9937 3333
fax-no:         +61-3-9937 3540
e-mail:         IS-PS-NetworkServices@bupa.com.au
admin-c:        BAHP1-AP
tech-c:         BAHP1-AP
nic-hdl:        BAHP1-AP
mnt-by:         MAINT-BUPA-AUS-HEALTH-AU
last-modified:  2021-03-22T22:26:48Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS55296 - AS56319",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2009-09-03",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS55366",
    "as_name" : "BUPA-AUS-HEALTH-AS-AP",
    "description" : [ "BUPA Australia Health Pty Ltd", "1/600 Glenferrie Rd, Hawthorn, VIC 3122" ],
    "country" : "AU",
    "organization" : "ORG-BAHP1-AP",
    "admin_contacts" : [ "BAHP1-AP" ],
    "tech_contacts" : [ "BAHP1-AP" ],
    "abuse_contacts" : [ "AB1045-AP" ],
    "mnt_irt" : [ "IRT-BUPA-AUS-HEALTH-AU" ],
    "mnt_lower" : [ "MAINT-BUPA-AUS-HEALTH-AU" ],
    "mnt_routes" : [ "MAINT-BUPA-AUS-HEALTH-AU" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-06-22",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-BUPA-AUS-HEALTH-AU",
    "address" : [ "33 Exhibition St", "Melbourne, VIC 3000" ],
    "street" : "Exhibition St",
    "city" : "Melbourne",
    "state" : "VIC",
    "zip_code" : "3000",
    "email" : [ "CIRT@bupa.com.au" ],
    "abuse_mailbox" : [ "CIRT@bupa.com.au" ],
    "admin_contacts" : [ "BAHP1-AP" ],
    "tech_contacts" : [ "BAHP1-AP" ],
    "remarks" : [ "cirt@bupa.com.au was validated on 2026-03-10" ],
    "mnt_by" : [ "MAINT-BUPA-AUS-HEALTH-AU" ],
    "date_updated" : "2026-03-10",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-BAHP1-AP",
    "name" : "BUPA Australia Health Pty Ltd",
    "type" : "LIR",
    "address" : [ "33 Exhibition Street" ],
    "street" : "Exhibition Street",
    "country" : [ "AU" ],
    "email" : [ "info@bupa.com.au" ],
    "phone" : [ "+61-3-9937-4010" ],
    "fax_no" : [ "+61-3-9937-3540" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "BAHP1-AP",
    "name" : "BUPA AUSTRALIA HEALTH PTY LTD - network administra",
    "address" : [ "33 Exhibition St, Melbourne VIC 3000" ],
    "street" : "Exhibition St",
    "city" : "Melbourne",
    "state" : "VIC",
    "zip_code" : "3000",
    "country" : "AU",
    "email" : [ "IS-PS-NetworkServices@bupa.com.au" ],
    "phone" : [ "+61-3-9937 3333" ],
    "fax_no" : [ "+61-3-9937 3540" ],
    "admin_contacts" : [ "BAHP1-AP" ],
    "tech_contacts" : [ "BAHP1-AP" ],
    "mnt_by" : [ "MAINT-BUPA-AUS-HEALTH-AU" ],
    "date_updated" : "2021-03-22",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "BAHP1-AP",
    "name" : "BUPA AUSTRALIA HEALTH PTY LTD - network administra",
    "address" : [ "33 Exhibition St, Melbourne VIC 3000" ],
    "street" : "Exhibition St",
    "city" : "Melbourne",
    "state" : "VIC",
    "zip_code" : "3000",
    "country" : "AU",
    "email" : [ "IS-PS-NetworkServices@bupa.com.au" ],
    "phone" : [ "+61-3-9937 3333" ],
    "fax_no" : [ "+61-3-9937 3540" ],
    "admin_contacts" : [ "BAHP1-AP" ],
    "tech_contacts" : [ "BAHP1-AP" ],
    "mnt_by" : [ "MAINT-BUPA-AUS-HEALTH-AU" ],
    "date_updated" : "2021-03-22",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AB1045-AP",
    "name" : "ABUSE BUPAAUSHEALTHAU",
    "address" : [ "33 Exhibition St", "Melbourne, VIC 3000" ],
    "street" : "Exhibition St",
    "city" : "Melbourne",
    "state" : "VIC",
    "zip_code" : "3000",
    "country" : "ZZ",
    "email" : [ "CIRT@bupa.com.au" ],
    "abuse_mailbox" : [ "CIRT@bupa.com.au" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "BAHP1-AP" ],
    "tech_contacts" : [ "BAHP1-AP" ],
    "remarks" : [ "Generated from irt object IRT-BUPA-AUS-HEALTH-AU", "cirt@bupa.com.au was validated on 2026-03-10" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-03-10",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS7474	SingTel Optus Pty Ltd	AU
AS58511	Anycast Global Backbone	AU
AS4764	Aussie Broadband	AU
AS63956	5G NETWORK OPERATIONS PTY LTD	AU
AS2764	AAPT Limited	AU
AS6939	Hurricane Electric LLC	US
AS38880	Micron21 Datacentre Pty Ltd	AU
AS4826	Vocus Connect International Backbone	AU
AS148968	Falcore Investments Pty Ltd	AU
AS45437	Real World - The Core	AU