AS48075 — SWIFTASN Society For Worldwide Interbank Financial Telecommunication SCRL

AS48075 announces 13 IPv4 prefixes covering 4,352 addresses and 0 IPv6 prefixes.

About this network

The AS handle SWIFTASN is held by S.W.I.F.T. SC.

What it's used for

• The address space carries internal corporate infrastructure, evidenced by the netname SWIFT and reverse DNS entries pointing to swiftnet.sipn.swift.com.
• The AS announces 4352 IPv4 addresses across 13 prefixes with only 3 observed neighbours, indicating a small, isolated internal network rather than a transit or access provider.
• Traffic consists of internal services and endpoints for the Society for Worldwide Interbank Financial Telecommunication, supporting its global financial messaging network.

Notable

• All registrants align with the announcer, consistently listing S.W.I.F.T. SC or SWIFT abuse reporting.
• The address inventory is finely subdivided into /23 and /24 blocks, reflecting site-by-site segmentation typical of a large corporate estate.
• One prefix, 149.134.178.0/24, uses the netname US-Legacy, distinguishing it from the standard SWIFT naming convention used for the rest of the inventory.

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

Announced prefixes

• 149.134.144.0/23
• 149.134.146.0/24
• 149.134.148.0/24
• 149.134.152.0/24
• 149.134.156.0/23
• 149.134.158.0/24
• 149.134.168.0/24
• 149.134.170.0/23
• 149.134.172.0/24
• 149.134.174.0/24
• 149.134.176.0/23
• 149.134.178.0/24
• 149.134.180.0/24

Upstream networks

• AS32787 Akamai Technologies, Inc.
• AS7018 AT&T Enterprises, LLC
• AS2687 AT&T Enterprises, LLC

Adjacent networks

• AS32787 Akamai Technologies, Inc.
• AS7018 AT&T Enterprises, LLC
• AS2687 AT&T Enterprises, LLC

Routing security

• RPKI: 1 valid, 0 invalid and 16 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 56 route objects.
• Listed in as-sets: AS-ATTAP, AS-BT6, AS-CTBJ, AS-CTSH, AS-GTTCUST, AS-KDDCUSTOMER2, AS-PROLE, AS-RELIANCE, AS-SKYNETBE, AS-TELSTRA-INTL-CUSTOMERS, AS-VSNL-IN, AS3491:AS-CUSTOMERS-AP, AS3491:AS-CUSTOMERS-TEST, AS8220:AS-COLTBE, AS8220:AS-COLTCH, AS8220:AS-COLTNL.