AS19178 — BGC-INTERNATIONAL BGC International One Churchil Place London, E14 5RD GB

AS19178 announces 7 IPv4 prefixes covering 2,048 addresses and 0 IPv6 prefixes.

About this network

BGC-INTERNATIONAL is the autonomous system for BGC Group, a global financial services firm.

What it's used for

• The address space is registered to Cantor Fitzgerald & Co. with the netname CANTORFITZ, indicating the space carries infrastructure for this investment bank.
• The AS announces 2048 IPv4 addresses across 7 prefixes and maintains only 2 observed neighbours, a ratio consistent with a small internal corporate estate rather than a transit or access network.

Notable

• The registrant Cantor Fitzgerald & Co. differs from the AS holder BGC Partners, reflecting the corporate history where BGC acquired Cantor Fitzgerald.
• The inventory consists of seven /24 and /23 blocks within the 148.106.0.0/16 range, all under the CANTORFITZ netname.

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

Announced prefixes

• 148.106.128.0/24
• 148.106.132.0/24
• 148.106.134.0/24
• 148.106.140.0/24
• 148.106.149.0/24
• 148.106.152.0/23
• 148.106.154.0/24

Upstream networks

• AS13335 Cloudflare, Inc.

Adjacent networks

• AS13335 Cloudflare, Inc.

Routing security

• RPKI: 0 valid, 0 invalid and 8 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 88% of announcements registered; 12 route objects.
• Listed in as-sets: AS-CANFITZ, AS-CWCUSTEU, AS-GBLXEU, AS-INSNET, AS-TELSTRA-INTL-CUSTOMERS, AS13335:AS-CUSTOMERS, AS51202:AS-ALL, AS8220:AS-COLTUK.