Sydney Airport Corporation Limited
Cluster stats
Netblocks31
All fragments 60 blocks across 21 clusters
Cluster ID191611215
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 36 shared RIR contact/maintainer handles
Registry names 16 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
31 0 netblocks since 2026-07-05
2026-07-05 peak 31 2026-07-06

IP Ranges (31)

⬇ export CSV
CIDR Org name Registry Status Confidence
103.26.68.240/32 Sydney Airport PEERINGDB ASSIGNED ● high
103.26.69.31/32 Sydney Airport PEERINGDB ASSIGNED ● high
103.110.142.0/23 Sydney Airport Corporation Limited APNIC ASSIGNED PORTABLE ● high
103.110.142.0/24 Sydney Airport Corporation Limited BGP ANNOUNCED ● high
103.110.142.0/23 Sydney Airport Corporation Limited BGP ANNOUNCED ● high
103.110.143.0/24 Sydney Airport Corporation Limited BGP ANNOUNCED ● high
103.118.122.0/24 Sydney Opera House Trust APNIC ASSIGNED PORTABLE ● high
103.118.122.0/24 Sydney Opera House Trust BGP ANNOUNCED ● high
203.19.2.0/24 Sydney Airport Corporation Limited APNIC ASSIGNED PORTABLE ● high
203.19.2.0/24 Sydney Airport Corporation Limited BGP ANNOUNCED ● high
203.32.178.0/24 Sydney Opera House Trust APNIC ASSIGNED PORTABLE ● high
203.32.178.0/24 Sydney Opera House Trust BGP ANNOUNCED ● high
203.63.55.32/27 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
203.63.213.240/30 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
203.63.228.108/30 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
210.8.40.100/30 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
210.8.191.240/29 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
210.8.202.160/29 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
210.8.217.172/30 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
210.9.11.24/30 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
210.9.70.8/30 SYDNEY-CC-AU APNIC ASSIGNED NON-PORTABLE ● high
193.118.207.0/24 Sydney_RED1 RIPE ASSIGNED PA ● low
193.118.208.0/24 SYDNEY_RED2 RIPE ASSIGNED PA ● low
193.118.209.0/24 SYDNEY_RED3 RIPE ASSIGNED PA ● low
193.118.210.0/24 SYDNEY_RED4 RIPE ASSIGNED PA ● low
193.118.211.0/24 SYDNEY_BLACK1 RIPE ASSIGNED PA ● low
193.118.212.0/24 SYDNEY_BLACK2 RIPE ASSIGNED PA ● low
193.118.213.0/24 SYDNEY_BLACK3 RIPE ASSIGNED PA ● low
2a0b:2900:6100::/41 Sydney_FSA RIPE ASSIGNED ● low
2a0b:2900:6180::/41 Sydney_FSB RIPE ASSIGNED ● low
2a0e:1d80:24::/48 sydney-ipv6 RIPE ALLOCATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: D how networks compare →
41.9% of checked blocks have valid RPKI ROA coverage (13 of 31)
Possible discrepancies (7)

These blocks are registered to Sydney Airport Corporation Limited but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

193.118.207.0/24 /24 authorized for AS48582 — ngena GmbH
193.118.208.0/24 /24 authorized for AS48582 — ngena GmbH
193.118.209.0/24 /24 authorized for AS48582 — ngena GmbH
193.118.210.0/24 /24 authorized for AS48582 — ngena GmbH
193.118.211.0/24 /24 authorized for AS48582 — ngena GmbH
193.118.212.0/24 /24 authorized for AS48582 — ngena GmbH
193.118.213.0/24 /24 authorized for AS48582 — ngena GmbH

NIC Handles

AA1416-AP APNIC-HM AS137529 AS137562 AS137562 AS2498-AP AS2940-AP BB236-AP BB236-AP DUMY-RIPE DUMY-RIPE LK170-AP +24 more