AS26931 — SCHONFELD-NET

AS26931 announces 3 IPv4 prefixes covering 1,024 addresses and 0 IPv6 prefixes.

About this network

The AS handle SCHONFELD-NET is held by Schonfeld Strategic Techworx, LLC.

What it's used for

• The address space carries corporate infrastructure, evidenced by reverse DNS entries pointing to net.schonfeld.com and netnames like SCHON-NET and SCHON2-NET.
• The AS announces 1024 IPv4 addresses across 3 prefixes and maintains 9 observed neighbours, a ratio consistent with a small internal corporate estate rather than a transit or access provider.

Notable

• Registrants for the 204.52.176.0/23 and 74.112.8.0/24 prefixes align with the announcer, while the 31.186.235.0/24 prefix is registered to an abuse contact with a netname referencing INAP, suggesting leased or third-party managed space.
• The inventory consists of three distinct IPv4 blocks with no announced IPv6 prefixes, indicating a legacy or IPv4-only corporate footprint.

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

Announced prefixes

• 31.186.235.0/24
• 74.112.8.0/24
• 204.52.176.0/23

Upstream networks

• AS6939 Hurricane Electric LLC
• AS15570 PACKETFABRIC (UK) LTD
• AS3356 Level 3 Parent, LLC
• AS6461 Zayo Bandwidth
• AS13789 Unitas Global
• AS3257 GTT Communications Inc.
• AS209 CenturyLink Communications, LLC
• AS1299 Arelion Sweden AB
• AS174 Cogent Communications, LLC

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS3356 Level 3 Parent, LLC
• AS15570 PACKETFABRIC (UK) LTD
• AS6461 Zayo Bandwidth
• AS13789 Unitas Global
• AS3257 GTT Communications Inc.
• AS209 CenturyLink Communications, LLC
• AS1299 Arelion Sweden AB
• AS174 Cogent Communications, LLC

Routing security

• RPKI: 1 valid, 0 invalid and 4 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 7 route objects.
• Listed in as-sets: AS-7738-BGP-CUSTOMERS, AS-7738_CUSTOMERS, AS-CTBC-CUSTOMERS234, AS-CTBC-TOOLS-9, AS-GTTCUST, AS-HURRICANE, AS-PNAPLON, AS-PNAPNYM, AS-PROLE, AS-TRANSROUTE-SPEC, AS-XO, AS-XO-B, AS1299:AS-TWELVE99-AP-V4, AS1299:AS-TWELVE99-AP-V6, AS6128:AS-CUSTOMERS, AS8220:AS-COLTSG.