Autonomous System

AS42237

Last fetched Thu, 22 Oct 2026 14:33:51 GMT

AS42237 is operated by w1n - Anastasiia Hein, registered in UA, and announces 19 prefixes to 2 BGP neighbours. AS42237 has a reputation score of 19.1 (NEUTRAL); 34 of its 1,792 announced IPv4 addresses appear on threat feeds.

Nutrition Label

Routing footprint

Announced prefixes: 19
BGP neighbours: 2
RPKI ROAs: 0
MOAS conflicts: 0
CAIDA AS-rank: 29,538
Customer-cone ASNs: 1
Facilities: 9
Internet exchanges: 2
Customer degree: 0
Peer degree: 5
Provider degree: 1

Infrastructure presence

Internet exchanges (2 total)

Facilities (9 total)

Upstreams

The networks that most often share an observed BGP path with AS42237.

AS3399 · 2 shared paths
AS213241 · 1 shared path
AS34549 · 1 shared path
AS9002 · 1 shared path
AS3257 · 1 shared path

Blast radius

Announced IPv4 addresses: 1,792
Threat-listed addresses: 34
Threat density: 1.8973 %
Routed prefixes: 7

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 2 of this network’s 2 BGP neighbours.

OBE-NET - Obenet AB · AS3399
HURRICANE - Hurricane Electric LLC · AS6939

Reputation

19.1reputation score (NEUTRAL)

AS42237 (w1n - Anastasiia Hein, UA) has a reputation score of 51.7 (NEUTRAL).

Threat density: 39.2/100
Graph metrics: 55.0/100
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: w1n ltd
RIR: RIPE
Registered: Thu, 10 Aug 2017 12:53:05 GMT
Abuse contact: abuse@w1n.nl

This is the abuse contact WhisperGraph holds for the network.

Threat-feed evidence

Pivot from AS42237 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, ixpCount

Run 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, observations