AS18211 — NOMURAINDIA-AS-AP Nomura India Services Pvt Ltd

AS18211 announces 10 IPv4 prefixes covering 7,936 addresses and 0 IPv6 prefixes.

About this network

NOMURAINDIA-AS-AP is operated by Nomura India Services Pvt Ltd.

What it's used for

• The address space carries corporate infrastructure for Nomura, with netnames EU-MAP-6 and EU-MAP-4 registered to NOMURA HOLDING AMERICA INC, and NOMURATOKYO-AS-TK registered to NOMURA INDIA SERVICES PVT LTD.
• The AS announces 7936 IPv4 addresses across 14 prefixes with 4 observed neighbours, indicating a small internal corporate estate rather than a transit or access network.

Notable

• Registrants are consistent with the announcer, showing NOMURA HOLDING AMERICA INC for most prefixes and NOMURA INDIA SERVICES PVT LTD for the 180.149.200.0/24 block.
• The address inventory is finely subdivided into multiple /22, /23, and /24 blocks within the 163.124.0.0/16 range, typical of site-by-site corporate segmentation.

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

Announced prefixes

• 163.124.48.0/20
• 163.124.64.0/22
• 163.124.68.0/23
• 163.124.76.0/23
• 163.124.79.0/24
• 163.124.88.0/24
• 180.149.200.0/24
• 180.149.202.0/24
• 192.147.54.0/23
• 202.40.13.0/24

Upstream networks

• AS32787 Akamai Technologies, Inc.
• AS4780 Digital United Inc.
• AS8220 COLT Technology Services Group Limited
• AS4766 Korea Telecom

Adjacent networks

• AS32787 Akamai Technologies, Inc.
• AS4780 Digital United Inc.
• AS8220 COLT Technology Services Group Limited
• AS4766 Korea Telecom

Routing security

• RPKI: 0 valid, 0 invalid and 31 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 74% of announcements registered; 28 route objects.
• Listed in as-sets: AS-ANC-CUSTOMER-PROXY-REGISTER, AS-GLOBEINTERNET-CLIENTS, AS-GLOBEINTERNET-CLIENTS, AS-IIJ, AS-IIJ6, AS-KDD, AS-KDDCUSTOMER2, AS-OPTUS, AS-PACNET-CUSTOMER-PROXY-REGISTER, AS-PACNET-DOWNSTREAM-JP, AS-PROLE, AS-RETN-ACTUAL-V4, AS-SEEDNET, AS-SET-IPDC, AS-SH-CUST, AS-TELSTRA-INTL-CUSTOMERS, AS-TELSTRA-INTL-CUSTOMERS-4637, AS-XO-B, AS18106:AS-TRANSIT, AS18106:AS-TRANSIT, AS2497:AS-IIJ, AS2497:AS-IIJ6, AS2764:AS-CUSTOMERS:AS9822, AS2764:AS-TRANSIT:AS9822, AS3491:AS-CUSTOMERS-AP.