AS19663 — CASS-STL
AS19663 announces 2 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.
About this network
The AS handle CASS-STL is held by CASS Information Systems.
What it's used for
- The address space carries corporate infrastructure, evidenced by the netnames CASS-INF95-44 and CASSPUBLICADDRESSBLOCK and the reverse DNS entry password.cassinfo.com.
- The AS announces 512 IPv4 addresses across 2 prefixes with 2 observed neighbours, indicating a small, self-contained corporate network rather than a transit or access provider.
Notable
- Both registrants match the announcer, identified as CASS INFORMATION SYSTEMS.
- The inventory consists of two /24 blocks, 12.147.44.0/24 and 192.69.141.0/24, with no IPv6 prefixes announced.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.
Announced prefixes
- 12.147.44.0/24
- 192.69.141.0/24
Upstream networks
Adjacent networks
BGP / ASN / CIDR
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IPv4
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IPv6
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Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED