Autonomous System

AS42353 — SIMWOOD Simwood eSMS Limited(GB)

Last fetched Thu, 21 May 2026 16:17:54 GMT

AS42353 is an Autonomous System operated by SIMWOOD Simwood eSMS Limited and registered in GB. As of Thu, 21 May 2026 16:17:54 GMT, it announces 14 routed IP prefixes and peers with 1 other Autonomous System in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS42353 announces 14 distinct routed prefixes. The 14-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

1 distinct peers via BGP. The first 1 are listed below.

Peer ASN	Operator	Country
AS2914	NTT-DATA-2914 - NTT America, Inc.	US

Blast radius

Approximate count of dependent hostnames if AS42353 disappeared from the routing table.

Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.

MOAS / hijack watch

Prefixes routed by AS42353 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.

No active MOAS conflicts. Every prefix announced by AS42353 is unique to AS42353 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS42353.

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS42353"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.