AS24568 — CITI-HK-ISP_PEER-AP - Citibank N.A. - ISP Peering, Hong Kong, China

AS24568 announces 6 IPv4 prefixes covering 1,536 addresses and 0 IPv6 prefixes.

About this network

The AS handle CITI-HK-ISPPEER-AP is held by Citibank N.A.

What it's used for

• The address space carries internal corporate infrastructure, evidenced by the netname CITICORP-C and a reverse DNS record pointing to unitedarabemiratescob.citibank.ae.
• The AS announces 1536 IPv4 addresses across 6 prefixes with only 3 observed neighbours, a ratio indicating a small, self-contained internal network rather than a transit or access provider.

Notable

• All registrants for the announced prefixes are listed as Citibank N.A., fully consistent with the AS holder.
• The address inventory consists of six /24 blocks within the 192.193.0.0/16 range, all located in Hong Kong, reflecting a finely subdivided corporate estate.

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

Announced prefixes

• 192.193.19.0/24
• 192.193.82.0/24
• 192.193.128.0/24
• 192.193.130.0/24
• 192.193.133.0/24
• 192.193.134.0/24

Upstream networks

• AS7473 Singapore Telecommunications Ltd
• AS4637 Telstra Global

Downstream networks

• AS153595 Citigroup Inc.

Adjacent networks

• AS7473 Singapore Telecommunications Ltd
• AS4637 Telstra Global
• AS153595 Citigroup Inc.

Routing security

• RPKI: 0 valid, 0 invalid and 6 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 13 route objects.
• Listed in as-sets: AS-10099, AS-ANC-CUSTOMER-PROXY-REGISTER, AS-CN2, AS-CN2, AS-CTGNET, AS-CTGNET-CUT, AS-GLOBEINTERNET-CLIENTS, AS-GLOBEINTERNET-CLIENTS, AS-KDD, AS-PACNET-CUSTOMER-PROXY-REGISTER, AS-PACNET-DOWNSTREAM-HK, AS-PACNET-DOWNSTREAM-PH, AS-SINGTEL, AS-TELSTRA-INTL-CUSTOMERS, AS-UDOS, AS-XO-B, AS3491:AS-CUSTOMERS-AP.