ASN AS55803 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55803?

AS55803 is listed under Hostopia Australia Web 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?

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AS55803 Hostopia Australia Web Pty Ltd

Hostopia Australia Web Pty Ltd hostopia.com.au

AU 43 Routes

AS Data

AS55803

AS55803 – Hostopia Australia Web Pty Ltd

AS Number	55803
AS Name	HOSTOPIA-AU
Organization	Hostopia Australia Web Pty Ltd (org-jahp1-ap)
Country	AU
Website	hostopia.com.au
Number of IPv4 Routes	40
Number of IPv6 Routes	3
ASN type	HOSTING
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS55803 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
202.4.224.0/20	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	4096
103.12.4.0/22	AS55803	Hostopia Australia Web Pty Ltd	UTILIBILL PTY LTD	1024
203.19.59.0/24	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	256
203.98.86.0/24	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	256
202.130.44.0/22	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	1024
203.98.73.0/24	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	256
223.27.0.0/19	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	8192
137.59.248.0/22	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	1024
103.250.20.0/22	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Pty Ltd	1024
111.67.0.0/19	AS55803	Hostopia Australia Web Pty Ltd	Hostopia Australia Web Pty Ltd	8192

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 'AS55803'

% Abuse contact for 'AS55803' is 'abuse@hostopia.com.au'

aut-num:        AS55803
as-name:        HOSTOPIA-AU
descr:          Hostopia Australia Web Pty Ltd
country:        AU
import:         from AS4826 accept ANY
import:         from AS24115 accept ANY
import:         from AS2914 accept ANY
import:         from AS55803:AS-CUSTOMERS accept AS55803:AS-CUSTOMERS
import:         from AS174 accept ANY
import:         from AS6939 accept ANY
import:         from AS38195 accept ANY
export:         to AS4826 announce AS55803
export:         to AS24115 announce AS55803
export:         to AS2914 announce AS55803
export:         to AS4826 announce AS55803:AS-CUSTOMERS
export:         to AS24115 announce AS55803:AS-CUSTOMERS
export:         to AS2914 announce AS55803:AS-CUSTOMERS
export:         to AS174 announce AS55803
export:         to AS174 announce AS55803:AS-CUSTOMERS
export:         to AS6939 announce AS55803
export:         to AS6939 announce AS55803:AS-CUSTOMERS
export:         to AS38195 announce AS55803
export:         to AS38195 announce AS55803:AS-CUSTOMERS
export:         to AS26337 announce AS55803
export:         to AS26337 announce AS55803:AS-CUSTOMERS
export:         to AS46606 announce AS55803
export:         to AS46606 announce AS55803:AS-CUSTOMERS
org:            ORG-JAHP1-AP
admin-c:        HAA3-AP
tech-c:         HAA3-AP
abuse-c:        AH908-AP
mnt-lower:      MAINT-HOSTOPIA-AU
mnt-routes:     MAINT-HOSTOPIA-AU
mnt-by:         APNIC-HM
mnt-irt:        IRT-HOSTOPIA-AU
last-modified:  2025-11-20T10:58:42Z
source:         APNIC

irt:            IRT-HOSTOPIA-AU
address:        PO Box 76
address:        Strawberry Hills NSW 2012
address:        Australia
e-mail:         abuse@hostopia.com.au
abuse-mailbox:  abuse@hostopia.com.au
admin-c:        HAA3-AP
tech-c:         HAA3-AP
auth:           # Filtered
remarks:        abuse@hostopia.com.au is invalid
mnt-by:         MAINT-HOSTOPIA-AU
last-modified:  2026-03-18T13:12:26Z
source:         APNIC

organisation:   ORG-JAHP1-AP
org-name:       Hostopia Australia Web Pty Ltd
org-type:       LIR
country:        AU
address:        PO Box 76
phone:          +61-2-8823-1020
e-mail:         apnic@hostopia.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:16:38Z
source:         APNIC

role:           ABUSE HOSTOPIAAU
country:        ZZ
address:        PO Box 76
address:        Strawberry Hills NSW 2012
address:        Australia
phone:          +000000000
e-mail:         abuse@hostopia.com.au
admin-c:        HAA3-AP
tech-c:         HAA3-AP
nic-hdl:        AH908-AP
remarks:        Generated from irt object IRT-HOSTOPIA-AU
remarks:        abuse@hostopia.com.au is invalid
abuse-mailbox:  abuse@hostopia.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-18T13:13:27Z
source:         APNIC

role:           Hostopia Australia Administrator
address:        PO Box 76
                Strawberry Hills NSW 2012
                Australia
country:        AU
phone:          +61 288231020
e-mail:         apnic@hostopia.com.au
admin-c:        HAA3-AP
tech-c:         HAA3-AP
nic-hdl:        HAA3-AP
notify:         apnic@hostopia.com.au
mnt-by:         MAINT-HOSTOPIA-AU
last-modified:  2020-08-11T19:31:17Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-JP1)

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" : "AS55803",
    "as_name" : "HOSTOPIA-AU",
    "description" : [ "Hostopia Australia Web Pty Ltd" ],
    "country" : "AU",
    "import" : [ "from AS4826 accept ANY", "from AS24115 accept ANY", "from AS2914 accept ANY", "from AS55803:AS-CUSTOMERS accept AS55803:AS-CUSTOMERS", "from AS174 accept ANY", "from AS6939 accept ANY", "from AS38195 accept ANY" ],
    "export" : [ "to AS4826 announce AS55803", "to AS24115 announce AS55803", "to AS2914 announce AS55803", "to AS4826 announce AS55803:AS-CUSTOMERS", "to AS24115 announce AS55803:AS-CUSTOMERS", "to AS2914 announce AS55803:AS-CUSTOMERS", "to AS174 announce AS55803", "to AS174 announce AS55803:AS-CUSTOMERS", "to AS6939 announce AS55803", "to AS6939 announce AS55803:AS-CUSTOMERS", "to AS38195 announce AS55803", "to AS38195 announce AS55803:AS-CUSTOMERS", "to AS26337 announce AS55803", "to AS26337 announce AS55803:AS-CUSTOMERS", "to AS46606 announce AS55803", "to AS46606 announce AS55803:AS-CUSTOMERS" ],
    "organization" : "ORG-JAHP1-AP",
    "admin_contacts" : [ "HAA3-AP" ],
    "tech_contacts" : [ "HAA3-AP" ],
    "abuse_contacts" : [ "AH908-AP" ],
    "mnt_irt" : [ "IRT-HOSTOPIA-AU" ],
    "mnt_lower" : [ "MAINT-HOSTOPIA-AU" ],
    "mnt_routes" : [ "MAINT-HOSTOPIA-AU" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2025-11-20",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-HOSTOPIA-AU",
    "address" : [ "PO Box 76", "Strawberry Hills NSW 2012", "Australia" ],
    "city" : "Strawberry Hills",
    "state" : "NSW",
    "zip_code" : "2012",
    "country" : "AUSTRALIA",
    "email" : [ "abuse@hostopia.com.au" ],
    "abuse_mailbox" : [ "abuse@hostopia.com.au" ],
    "admin_contacts" : [ "HAA3-AP" ],
    "tech_contacts" : [ "HAA3-AP" ],
    "remarks" : [ "abuse@hostopia.com.au is invalid" ],
    "mnt_by" : [ "MAINT-HOSTOPIA-AU" ],
    "date_updated" : "2026-03-18",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-JAHP1-AP",
    "name" : "Hostopia Australia Web Pty Ltd",
    "type" : "LIR",
    "address" : [ "PO Box 76" ],
    "country" : [ "AU" ],
    "email" : [ "apnic@hostopia.com.au" ],
    "phone" : [ "+61-2-8823-1020" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "HAA3-AP",
    "name" : "Hostopia Australia Administrator",
    "address" : [ "PO Box 76", "Strawberry Hills NSW 2012", "Australia" ],
    "city" : "Strawberry Hills",
    "state" : "NSW",
    "zip_code" : "2012",
    "country" : "AU",
    "email" : [ "apnic@hostopia.com.au" ],
    "phone" : [ "+61 288231020" ],
    "admin_contacts" : [ "HAA3-AP" ],
    "tech_contacts" : [ "HAA3-AP" ],
    "notify" : [ "apnic@hostopia.com.au" ],
    "mnt_by" : [ "MAINT-HOSTOPIA-AU" ],
    "date_updated" : "2020-08-11",
    "source" : "APNIC",
    "addressCountry" : "AUSTRALIA"
  } ],
  "technical_contacts" : [ {
    "handle" : "HAA3-AP",
    "name" : "Hostopia Australia Administrator",
    "address" : [ "PO Box 76", "Strawberry Hills NSW 2012", "Australia" ],
    "city" : "Strawberry Hills",
    "state" : "NSW",
    "zip_code" : "2012",
    "country" : "AU",
    "email" : [ "apnic@hostopia.com.au" ],
    "phone" : [ "+61 288231020" ],
    "admin_contacts" : [ "HAA3-AP" ],
    "tech_contacts" : [ "HAA3-AP" ],
    "notify" : [ "apnic@hostopia.com.au" ],
    "mnt_by" : [ "MAINT-HOSTOPIA-AU" ],
    "date_updated" : "2020-08-11",
    "source" : "APNIC",
    "addressCountry" : "AUSTRALIA"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AH908-AP",
    "name" : "ABUSE HOSTOPIAAU",
    "address" : [ "PO Box 76", "Strawberry Hills NSW 2012", "Australia" ],
    "city" : "Strawberry Hills",
    "state" : "NSW",
    "zip_code" : "2012",
    "country" : "ZZ",
    "email" : [ "abuse@hostopia.com.au" ],
    "abuse_mailbox" : [ "abuse@hostopia.com.au" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "HAA3-AP" ],
    "tech_contacts" : [ "HAA3-AP" ],
    "remarks" : [ "Generated from irt object IRT-HOSTOPIA-AU", "abuse@hostopia.com.au is invalid" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-03-18",
    "source" : "APNIC",
    "addressCountry" : "AUSTRALIA"
  } ]
}

Peers

AS Number	Description	Country
AS38719	Dreamscape Networks PTY LTD	AU
AS58511	Anycast Global Backbone	AU
AS46606	Unified Layer	US
AS24516	Virtutel Pty Ltd	AU
AS4764	Aussie Broadband	AU
AS63956	5G NETWORK OPERATIONS PTY LTD	AU
AS6939	Hurricane Electric LLC	US
AS38880	Micron21 Datacentre Pty Ltd	AU
AS4826	Vocus Connect International Backbone	AU
AS2914	NTT America, Inc.	US

Upstreams

AS Number	Description	Country
AS60068	Datacamp Limited	GB
AS64073	VETTA TRADING LIMITED	NZ
AS6939	Hurricane Electric LLC	US
AS2914	NTT America, Inc.	US
AS38195	SUPERLOOP AUSTRALIA PTY LTD	AU
AS174	Cogent Communications, LLC	US
AS137409	GSL Networks Pty LTD	AU
AS24115	Equinix Asia Pacific Pte Ltd	SG