AS55803 — HOSTOPIA-AU - Hostopia Australia Web Pty Ltd

AS55803 announces 37 IPv4 prefixes covering 92,928 addresses and 3 IPv6 prefixes.

About this network

HOSTOPIA-AU is operated by Hostopia Australia Web Pty Ltd.

What it's used for

• The address space carries web hosting infrastructure, evidenced by netnames HOSTOPIA-AU, J2-AUSTRALIA-HOSTING-AU, and DIGITALPACIFIC.
• The AS announces 99,328 IPv4 addresses across 47 prefixes and 3 IPv6 prefixes, with 16 observed neighbours, indicating a hosting provider with significant address inventory.
• Traffic from this AS consists of web hosting services, including shared hosting, dedicated servers, and related web infrastructure for clients across Australia.

Notable

• Registrants consistently identify Hostopia Australia Web Pty Ltd and its administrator, with netnames reflecting its hosting business.
• The address inventory includes prefixes previously associated with Digital Pacific and J2 Australia Hosting, indicating historical acquisitions or rebranding within the Hostopia group.
• The inventory is finely subdivided into multiple /19, /20, and /22 blocks, typical of a large hosting provider managing diverse customer segments.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 27.123.30.0/24
• 49.156.24.0/21
• 101.0.64.0/19
• 101.0.96.0/20
• 101.0.120.0/21
• 103.12.4.0/22
• 103.80.103.0/24
• 103.141.249.0/24
• 103.208.216.0/22
• 103.237.108.0/22
• 103.250.20.0/22
• 110.173.128.0/19
• 111.67.0.0/19
• 111.118.160.0/20
• 116.90.0.0/19
• 116.90.40.0/21
• 125.214.64.0/20
• 137.59.248.0/22
• 163.53.248.0/22
• 175.41.40.0/22
• 182.160.128.0/18
• 202.4.224.0/20
• 202.130.44.0/22
• 203.10.76.0/24
• 203.16.60.0/23
• 203.19.59.0/24
• 203.24.117.0/24
• 203.98.70.0/23
• 203.98.73.0/24
• 203.98.75.0/24
• 203.98.83.0/24
• 203.98.84.0/24
• 203.98.86.0/24
• 203.98.88.0/24
• 203.98.91.0/24
• 203.98.92.0/23
• 223.27.0.0/19
• 2400:a600::/32
• 2401:fc00::/32
• 2402:9400::/32

Upstream networks

• AS2914 NTT America, Inc.
• AS38195 Superloop
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS64073 Vetta Group
• AS60068 Datacamp Limited
• AS24115 Equinix

Downstream networks

• AS38719 Dreamscape Networks Limited
• AS1921 ipcom GmbH

Adjacent networks

• AS38719 Dreamscape Networks Limited
• AS2914 NTT America, Inc.
• AS174 Cogent Communications, LLC
• AS38195 Superloop
• AS6939 Hurricane Electric LLC
• AS64073 Vetta Group
• AS24482 SG.GS
• AS60068 Datacamp Limited
• AS24115 Equinix
• AS1921 ipcom GmbH
• AS7575 Australian Academic and Research Network (AARNet)

Routing security

• RPKI: 39 valid, 0 invalid and 1 not-found announcements; 455 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 1,289 route objects.
• Listed in as-sets: AS-55803ARCSTAR, AS-EQUINIX-AP, AS-EQUINIX-ME, AS-EQUINIX-PE, AS-HURRICANEV6, AS-MEGAPORT-RS-MEL, AS-MEGAPORT-RS-SYD, AS-NF-SC-CUSTOMERS, AS-SUPERLOOP-CUST, AS-TELSTRA-INTL-CUSTOMERS-4637, AS1221:AS-CUSTOMERS, AS198949:AS-SD, AS2764:AS-BGP-CUSTS, AS38220:AS-CUSTOMERS, AS38719:AS-SYD01-SYD02-TRANSIT, AS55803:AS-ALL, AS60068:AS-DATAPACKET-CUSTOMERS-DEV:AS-ANON-HOST-722, AS60068:AS-DATAPACKET-CUSTOMERS-DEV:AS-HOSTOPIA, AS60068:AS-DATAPACKET-CUSTOMERS:AS-HOSTOPIA, AS7606:AS-NSW-IX, AS7606:AS-SA-IX, AS7606:AS-VIC-IX.

Internet exchanges

• Megaport IX Sydney — Sydney, Australia
• Equinix Internet Exchange Sydney — Sydney, Australia
• IX Australia (Sydney NSW) — Sydney, Australia
• Megaport IX Melbourne — Melbourne, Australia
• IX Australia (Melbourne VIC) — Melbourne, Australia
• Equinix Internet Exchange Melbourne — Melbourne, Australia