All ASNs

Autonomous System details for AS55803

AS55803

Hostopia Australia Web Pty Ltd • hostopia.com.au

AS55803 — Hostopia Australia Web Pty Ltd

AS Name

HOSTOPIA-AU

Country

Australia (AU)

Website

hostopia.com.au

Number of IPv4

102,144

Number of IPv6

2.38 × 10²⁹

ASN type

ISP

Status

Allocated

Registry

APNIC

Allocated

October 08, 2010

Last updated

November 20, 2025

IP Ranges

38 IPv4 prefixes, 3 IPv6 prefixes

Prefix	Company	Number of IPs
27.123.30.0/24	Dreamscape Networks Inc Australia	256
49.156.24.0/21	Hostopia Australia Web Pty Ltd	2,048
101.0.64.0/18	Hostopia Australia Web Pty Ltd	16,384
101.0.76.0/24	Hostopia Australia Web Pty Ltd	256
101.0.100.0/23	Hostopia Australia Pty Ltd	512
103.12.4.0/22	UTILIBILL PTY LTD	1,024
103.80.103.0/24	ThinkEx Holdings Pty Ltd	256
103.141.249.0/24	Molonglo Group (Australia) Pty Ltd	256
103.208.216.0/22	Hostopia Australia Web Pty Ltd	1,024
103.237.108.0/22	Hostopia Australia Web Pty Ltd	1,024
103.250.20.0/22	Hostopia Australia Web Pty Ltd	1,024
110.173.128.0/19	Hostopia Australia Web Pty Ltd	8,192
111.67.0.0/19	Hostopia Australia Web Pty Ltd	8,192
111.118.160.0/20	Hostopia Australia Web Pty Ltd	4,096
116.90.0.0/18	Hostopia Australia Pty Ltd	16,384
125.214.64.0/20	Hostopia Australia Web Pty Ltd	4,096
137.59.248.0/22	Hostopia Australia Web Pty Ltd	1,024
163.53.248.0/22	Hostopia Australia Web Pty Ltd	1,024
175.41.40.0/22	Hostopia Australia Pty Ltd	1,024
182.160.128.0/18	Hostopia Australia Web Pty Ltd	16,384
202.4.224.0/20	Hostopia Australia Web Pty Ltd	4,096
202.130.44.0/22	Hostopia Australia Web Pty Ltd	1,024
203.10.76.0/24	PC Users Group (ACT) Inc.	256
203.16.60.0/23	Hostopia Australia Web Pty Ltd	512
203.19.59.0/24	Hostopia Australia Web Pty Ltd	256
203.24.117.0/24	Patriot Internet	256
203.98.70.0/23	Hostopia Australia Web Pty Ltd	512
203.98.73.0/24	Hostopia Australia Web Pty Ltd	256
203.98.75.0/24	Hostopia Australia Web Pty Ltd	256
203.98.83.0/24	Hostopia Australia Web Pty Ltd	256
203.98.84.0/24	Hostopia Australia Web Pty Ltd	256
203.98.86.0/24	Hostopia Australia Web Pty Ltd	256
203.98.88.0/24	Hostopia Australia Web Pty Ltd	256
203.98.91.0/24	Hostopia Australia Web Pty Ltd	256
203.98.92.0/24	Hostopia Australia Web Pty Ltd	256
203.98.93.0/24	Hostopia Australia Web Pty Ltd	256
203.98.95.0/24	Hostopia Australia Web Pty Ltd	256
223.27.0.0/19	Hostopia Australia Web Pty Ltd	8,192
2400:a600::/32	Hostopia Australia Web Pty Ltd	7.92 × 10²⁸
2401:fc00::/32	Hostopia Australia Web Pty Ltd	7.92 × 10²⁸
2402:9400::/32	Hostopia Australia Web Pty Ltd	7.92 × 10²⁸

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS55803

24 peers

AS16552 AS38880 AS49544 AS4608 AS4764 AS4826 AS7575 AS7594 AS8888 AS9266 AS24482 AS24516 AS58511 AS63956 AS64073 AS132847 AS135895 AS136557 AS137409 AS140627 AS148968 AS199524 AS398465 AS58941

AS55803 peers with these other Autonomous Systems.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS55803

4 upstreams

AS174 AS2914 AS38195 AS60068

AS55803 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS55803 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS55803

2 downstreams

AS1921 AS38719

AS55803 provides internet connectivity to these downstream Autonomous Systems.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.