AS56311 — MS-SG-AS-AP - Morgan Stanley Management Service (Singapore) Pte. Ltd

AS56311 announces 6 IPv4 prefixes covering 2,304 addresses and 0 IPv6 prefixes.

About this network

MS-SG-AS-AP is held by Morgan Stanley Management Service (Singapore) Pte. Ltd.

What it's used for

• The address space carries corporate infrastructure, with netnames including MSDW-NON-SG, MORGANSTANLEY-NON-JP, and MSTAN128.
• The AS announces 2304 IPv4 addresses across 6 prefixes and maintains 4 observed neighbours, a ratio consistent with an internal corporate estate rather than a transit or access network.
• Traffic from this AS consists of office workers and internal systems for Morgan Stanley’s Singapore operations, supporting investment banking, securities trading, and wealth management services.

Notable

• Registrants include Morgan Stanley Management Service (Singapore) Pte. Ltd, Morgan Stanley Japan Group Co., Ltd., and Morgan Stanley Group Inc., all aligning with the announcer.
• The address inventory is finely subdivided into six distinct prefixes, reflecting site-by-site segmentation typical of a large global financial institution.

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

Announced prefixes

• 103.168.70.0/23
• 103.168.88.0/23
• 205.228.11.0/24
• 205.228.26.0/24
• 205.228.41.0/24
• 205.228.50.0/23

Upstream networks

• AS6453 TATA COMMUNICATIONS (AMERICA) INC
• AS3491 PCCW Global (HK) Ltd.
• AS3758 SingNet
• AS4637 Telstra Global

Adjacent networks

• AS6453 TATA COMMUNICATIONS (AMERICA) INC
• AS3491 PCCW Global (HK) Ltd.
• AS3758 SingNet
• AS4637 Telstra Global

Routing security

• RPKI: 2 valid, 0 invalid and 5 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 12 route objects.
• Listed in as-sets: AS-CTSH, AS-GLOBEINTERNET-CLIENTS, AS-GLOBEINTERNET-CLIENTS, AS-ITXBR1, AS-KDDCUSTOMER2, AS-RETN-ACTUAL-V4, AS-TELSTRA-INTL-CUSTOMERS, AS13335:AS-CUSTOMERS, AS7473:AS-CUSTOMERS:AS3758.