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Autonomous System

AS12271 — TWC-12271-NYC - Charter Communications Inc(US)

Last fetched

AS12271 is an Autonomous System operated by TWC-12271-NYC - Charter Communications Inc and registered in US. As of Tue, 21 Jul 2026 12:25:59 GMT, it announces 115 routed IP prefixes and peers with 27 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS12271Routing diversity10.0/10Peering density5.8/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/12271

Routing footprint

AS12271 announces 115 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

27 distinct peers via BGP. The first 27 are listed below.

Peer ASNOperatorCountry
AS14460HORIZON - Horizon Media, Inc.US
AS14465HITN-AS-1 - HITNUS
AS14478RECURSE-CENTER - Recurse CenterUS
AS16770ASTGEN - Astoria Generating Company, L.P.US
AS18564US
AS19796SHUBERT - Shubert Organization, Inc.US
AS22303NEWPALTZEDU - State University of New York at New PaltzUS
AS23325MCL-ASN - Magnitude Capital, LLCUS
AS25891SVA-ANS - School Of Visual Arts, Inc.US
AS27185DHS-INTERNET - Danbury Hospital - ITGUS
AS31869LL-BEAN - LL BeanUS
AS32474PEERNYC - Peerless Clothing Inc.CA
AS32730NAHQPU - LG CNS America Inc.US
AS36100MTC-BROADBAND - MTC Broadband, Inc.US
AS393562MOB-ASN - Mobilitie, LLCUS
AS395090GAGOSIAN-GALLERY - Gagosian Gallery, IncUS
AS395095GARNET-HEALTH - Orange Regional Medical CenterUS
AS397595MTAPD-LIC - MTAPDUS
AS401827UNITED NATIONS FEDERAL CREDIT UNION - UNFCUUS
AS402494US
AS46765ASN1 - Liberum Capital Inc.US
AS53693RAA-NYC-NET - Ralph Appelbaum Associates, Inc.US
AS54113FASTLY - Fastly, Inc.US
AS54226SUNY-OPTOMETRY - SUNY College of OptometryUS
AS55123US
AS6292MTAPD-GB - MTAPDUS
AS7843TWC-7843-BB - Charter Communications IncUS

Blast radius

Count of dependent hostnames if AS12271 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 AS12271 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 AS12271 is unique to AS12271 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS12271.

Cypher and MCP

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

MATCH (a:ASN {name: "AS12271"})-[: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.