Autonomous System

AS4546 — SPGI-AS - S&P Global Inc.(US)

Last fetched Thu, 21 May 2026 15:56:55 GMT

AS4546 is an Autonomous System operated by SPGI-AS - S&P Global Inc. and registered in US. As of Thu, 21 May 2026 15:56:55 GMT, it announces 47 routed IP prefixes and peers with 7 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS4546 announces 47 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

7 distinct peers via BGP. The first 7 are listed below.

Peer ASN	Operator	Country
AS174	COGENT-174 - Cogent Communications, LLC	US
AS32787	PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc.	US
AS9498	BBIL-AP BHARTI Airtel Ltd.	IN
AS7018	ATT-INTERNET4 - AT&T Enterprises, LLC	US
AS3549	LVLT-3549 - Level 3 Parent, LLC	US
AS3356	LEVEL3 - Level 3 Parent, LLC	US
AS701	UUNET - Verizon Business	US

Blast radius

Approximate count of dependent hostnames if AS4546 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 AS4546 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 AS4546 is unique to AS4546 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS4546.

Cypher and MCP

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

MATCH (a:ASN {name: "AS4546"})-[: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.