Autonomous System
AS12271
Last fetched
AS12271 is operated by TWC-12271-NYC - Charter Communications Inc, registered in US, and announces 119 prefixes to 50 BGP neighbours. AS12271 has a reputation score of 9.2 (REPUTABLE); 342 of its 2,864,640 announced IPv4 addresses appear on threat feeds.
Nutrition Label
Routing footprint
- Announced prefixes
- 119
- BGP neighbours
- 50
- RPKI ROAs
- 126
- MOAS conflicts
- 0
- CAIDA AS-rank
- 827
- Customer-cone ASNs
- 50
- Facilities
- 0
- Internet exchanges
- 0
- Customer degree
- 49
- Peer degree
- 0
- Provider degree
- 2
- 23.246.64.0/18
- 24.29.96.0/19
- 24.29.128.0/19
- 24.30.224.0/20
- 24.39.104.0/21
- 24.39.112.0/20
- 24.39.128.0/19
- 24.90.0.0/16
- 24.97.123.0/24
- 24.97.124.0/22
- 24.97.184.0/23
- 24.97.200.0/21
- 24.102.64.0/18
- 24.103.0.0/17
- 24.103.224.0/19
- 24.104.192.0/18
- 24.105.128.0/19
- 24.136.96.0/19
- 24.161.0.0/17
- 24.164.128.0/18
- 24.168.0.0/17
- 24.168.128.0/19
- 24.193.0.0/16
- 24.213.160.0/19
- 47.230.0.0/16
Route origin authorizations
A sample of 10 of this network’s 126 ROAs.
- 107.14.192.0/20 · max length /20
- 108.176.0.0/18 · max length /18
- 108.176.128.0/18 · max length /18
- 142.105.0.0/17 · max length /17
- 142.252.154.0/24 · max length /24
- 142.255.0.0/17 · max length /17
- 150.221.96.0/19 · max length /19
- 150.224.177.0/24 · max length /24
- 158.222.128.0/17 · max length /17
- 168.148.128.0/19 · max length /19
Upstreams
The networks that most often share an observed BGP path with AS12271.
Blast radius
- Announced IPv4 addresses
- 2,864,640
- Threat-listed addresses
- 342
- Threat density
- 0.0119 %
- Routed prefixes
- 111
How much of the internet this network is responsible for, and how much of that address space currently appears on a threat feed. Coverage: computed.
Peering ecosystem
A sample of 25 of this network’s 50 BGP neighbours.
- STRIPE - Stripe, Inc. · AS5091
- MTAPD-GB - MTAPD · AS6292
- TWC-7843-BB - Charter Communications Inc · AS7843
- NYCPM - NYCPM · AS13975
- HORIZON - Horizon Media, Inc. · AS14460
- HITN-AS-1 - HITN · AS14465
- RECURSE-CENTER - Recurse Center · AS14478
- ASTGEN - Astoria Generating Company, L.P. · AS16770
- SJU149068 - St. John's University, New York · AS18564
- SDWARREN - Sappi Fine Paper North America · AS18694
- CEMENTWORKS - The Cementworks LLC · AS19794
- SHUBERT - Shubert Organization, Inc. · AS19796
- JSIWMC - Joan and Sanford I. Weill Medical College and Graduate School of Medical Sciences of Cornell University · AS20252
- AS22252 - The City of New York · AS22252
- NEWPALTZEDU - State University of New York at New Paltz · AS22303
- FFHSJ - Fried, Frank, Harris, Shriver & Jacobson LLP · AS23010
- COHEN-STEERS - COHEN & STEERS CAPITAL MGMT., INC. · AS23097
- MCL-ASN - Magnitude Capital, LLC · AS23325
- KMG125 - Katz Media Group · AS23402
- TOWERPRODUCTS - MARKERTEK VIDEO SUPPLY · AS25669
- TOURO - Touro College · AS25816
- SVA-ANS - School Of Visual Arts, Inc. · AS25891
- DEERFIELD - Deerfield Partners, L.P. · AS26738
- DHS-INTERNET - Danbury Hospital - ITG · AS27185
- ASN-UNIVERSAL-MUSIC-GROUP-INC - Universal Music Group, INC. · AS30012
Reputation
9.2reputation score (REPUTABLE)
AS12271 (TWC-12271-NYC - Charter Communications Inc, US) has a reputation score of 72.3 (REPUTABLE).
- Threat density
- 80.2/100
- Graph metrics
- 80.0/100
- Historical behaviour
- 85.0/100
- Prefix age
- 20.0/100
These are reputation signals about the network as a whole, not a threat-feed verdict about a specific address.
Registration
- Registered to
- Charter Communications Inc
- RIR
- ARIN
- Registered
- Fri, 09 Jun 2000 04:00:00 GMT
- Abuse contact
- abuse@charter.net
This is the abuse contact WhisperGraph holds for the network.
Threat-feed evidence
Related pages
Pivot from AS12271 into the prefixes, peers and country it routes for.
Queries
This ASN's full card — routing footprint, peers, conflicts and RIR facts.
MATCH (a:ASN {name: $asn})
OPTIONAL MATCH (a)-[:HAS_NAME]->(an:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(co:COUNTRY)
OPTIONAL MATCH (a)-[:REGISTERED_BY]->(org:ORGANIZATION)
WITH a,
collect(an.name) AS operatorNames,
collect(co.name) AS countries,
collect(org.name) AS organizations
OPTIONAL MATCH (a)-[:ROUTES]->(prefix:ANNOUNCED_PREFIX)
WITH a, operatorNames, countries, organizations,
collect(prefix.name)[0..25] AS samplePrefixes
OPTIONAL MATCH (a)-[:BGP_NEIGHBOR]-(peer:ASN)
OPTIONAL MATCH (peer)-[:HAS_NAME]->(peern:ASN_NAME)
WITH a, operatorNames, countries, organizations, samplePrefixes,
collect({asn: peer.name, operator: peern.name})[0..25] AS samplePeers
OPTIONAL MATCH (a)<-[:CONFLICTS_WITH]-(conflict:ANNOUNCED_PREFIX)
WITH a, operatorNames, countries, organizations, samplePrefixes, samplePeers,
collect(conflict.name)[0..25] AS sampleConflicts
OPTIONAL MATCH (a)-[:HAS_SIGNAL]->(sig:THREAT_SIGNAL_TYPE)
WITH a, operatorNames, countries, organizations, samplePrefixes, samplePeers, sampleConflicts,
collect(DISTINCT sig.name) AS signals
OPTIONAL MATCH (a)-[:IX_MEMBER]->(ix:INTERNET_EXCHANGE)
WITH a, operatorNames, countries, organizations, samplePrefixes, samplePeers, sampleConflicts, signals,
collect({id: ix.id, name: ix.name})[0..25] AS sampleExchanges
OPTIONAL MATCH (a)-[:AS_PRESENT_AT]->(fac:FACILITY)
WITH a, operatorNames, countries, organizations, samplePrefixes, samplePeers, sampleConflicts, signals, sampleExchanges,
collect({id: fac.id, name: fac.name})[0..25] AS sampleFacilities
OPTIONAL MATCH (roa:ROA)-[:ROA_AUTHORIZES_ORIGIN]->(a)
WITH a, operatorNames, countries, organizations, samplePrefixes, samplePeers, sampleConflicts, signals, sampleExchanges, sampleFacilities,
collect({prefix: roa.prefix, maxLength: roa.maxLength})[0..10] AS sampleRoas
CALL { WITH a MATCH (a)-[:ROUTES]->(p:ANNOUNCED_PREFIX) RETURN count(p) AS prefixCount }
CALL { WITH a MATCH (a)-[:BGP_NEIGHBOR]-(n:ASN) RETURN count(n) AS peerCount }
CALL { WITH a MATCH (a)<-[:CONFLICTS_WITH]-(c:ANNOUNCED_PREFIX) RETURN count(c) AS conflictCount }
CALL { WITH a MATCH (a)-[:ROA_AUTHORIZES_ORIGIN]-(r:ROA) RETURN count(r) AS roaCount }
CALL { WITH a MATCH (a)-[:AS_PRESENT_AT]->(f:FACILITY) RETURN count(f) AS facilityCount }
CALL { WITH a MATCH (a)-[:IX_MEMBER]->(x:INTERNET_EXCHANGE) RETURN count(x) AS ixpCount }
RETURN a.name AS name,
a.rir AS rir,
a.orgName AS orgName,
a.asRank AS asRank,
a.coneAsns AS coneAsns,
a.conePrefixes AS conePrefixes,
a.coneAddresses AS coneAddresses,
a.registrationDate AS registrationDate,
a.reputationScore AS reputationScore,
a.reputationCategory AS reputationCategory,
a.overallThreatLevel AS overallThreatLevel,
a.abuseEmail AS abuseEmail,
a.hijackPostureScore AS hijackPostureScore,
a.hijackOriginMismatchCount AS hijackOriginMismatchCount,
a.routeLeakCount AS routeLeakCount,
a.routeLeakTypes AS routeLeakTypes,
a.degreeCustomer AS degreeCustomer,
a.degreePeer AS degreePeer,
a.degreeProvider AS degreeProvider,
operatorNames, countries, organizations,
samplePrefixes, samplePeers, sampleConflicts,
signals, sampleExchanges, sampleFacilities, sampleRoas,
prefixCount, peerCount, conflictCount, roaCount, facilityCount, ixpCountRun yourself →The five networks that most often share this ASN's observed BGP paths.
MATCH (a:ASN {name: $asn})<-[:BGP_PATH]-(b:BGP_PATH_OBSERVATION)
WITH b LIMIT 200
MATCH (b)-[:BGP_PATH]->(up:ASN)
WHERE up.name <> $asn
WITH up.name AS asn, count(*) AS observations
ORDER BY observations DESC
LIMIT 5
RETURN asn, observationsRun yourself →Or query Whisper from your own LLM workflow via the Whisper MCP server.