Autonomous System
AS205941
Last fetched
AS205941 is operated by LSG - Lungu Stefan Gabriel, registered in RO, and announces 17 prefixes to 61 BGP neighbours. AS205941 has a reputation score of 11.6 (NEUTRAL); 1 of its 512 announced IPv4 addresses appear on threat feeds.
Nutrition Label
Routing footprint
- Announced prefixes
- 17
- BGP neighbours
- 61
- RPKI ROAs
- 28
- MOAS conflicts
- 0
- CAIDA AS-rank
- 2,627
- Customer-cone ASNs
- 11
- Facilities
- 68
- Internet exchanges
- 10
- Customer degree
- 11
- Peer degree
- 36
- Provider degree
- 8
Routing posture
- Hijack posture score
- 0.08
- Route leaks
- 4
Leak types observed: TYPE1_HAIRPIN_TURN, TYPE3_PROVIDER_TO_PEER.
Infrastructure presence
Internet exchanges (10 total)
Facilities (68 total)
- Telehouse - Paris 2 (Voltaire - Léon Frot)
- UltraEdge Lyon-Venissieux
- Equinix FR5 - Frankfurt, KleyerStrasse
- Equinix AM7 - Amsterdam, Kuiperberweg
- Digital Realty AMS17 - Amsterdam
- Digital Realty AMS3/5/7/8/10 - Amsterdam
- Global Switch Amsterdam
- Equinix FR7 - Frankfurt, Gutleutstrasse
- Equinix PA5 - Paris, Victor Hugo
- Equinix AM8 - Amsterdam, Gyroscoopweg
- Equinix ZH2 - Zurich
- Telehouse - London (Docklands North)
- Telehouse - London (Docklands East)
- NIKHEF Amsterdam
- Digital Realty AMS9 - Amsterdam
- NTT Frankfurt 1 Data Center (FRA1)
- Equinix PA2 - Paris, Saint-Denis
- Digital Realty Marseille MRS1/2/3/4
- UltraEdge Bordeaux
- CERN Geneva
- Iron Mountain Data Center - Amsterdam (AMS-1)
- Equinix AM1/AM2 - Amsterdam, Luttenbergweg
- Equinix PA3 - Paris, Saint-Denis
- Equinix FR4 - Frankfurt, West
- Telehouse - Paris 3 (Magny)
Route origin authorizations
A sample of 10 of this network’s 28 ROAs.
- 2602:f50c:c00::/48 · max length /128
- 2602:f72e:3d::/48 · max length /48
- 142.249.174.0/24
- 2a0a:6044:a190::/44 · max length /48
- 2a0b:4e07:2f::/48 · max length /48
- 2a10:fa82:1::/48 · max length /48
- 2a10:fa82:2::/48 · max length /48
- 2a10:fa82::/32 · max length /32
- 2a10:fa82::/48 · max length /48
- 2a10:fa82:f600::/40 · max length /40
Upstreams
The networks that most often share an observed BGP path with AS205941.
Blast radius
- Announced IPv4 addresses
- 512
- Threat-listed addresses
- 1
- Threat density
- 0.1953 %
- Routed prefixes
- 2
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 61 BGP neighbours.
- SURFNET-NL - SURF B.V. · AS1103
- XTOM - xTom GmbH · AS3214
- RIPE-NCC-AS - Reseaux IP Europeens Network Coordination Centre (RIPE NCC) · AS3333
- INTERDOTLINK - Inter.link GmbH · AS5405
- ZET-NET - INTERKVM HOST SRL · AS6204
- NETROUTING-AS - Netrouting B.V. · AS6206
- VERIXI - VERIXI SA · AS6696
- HURRICANE - Hurricane Electric LLC · AS6939
- HOP179 - Hop179 OU · AS11967
- NL-BIT - BIT BV · AS12859
- CONVERGE-AS - Converge ICT Solutions Inc. · AS17639
- GITOYEN-MAIN-AS - Association "Gitoyen" · AS20766
- SGGS-AS-AP - SG.GS · AS24482
- MYLOC-AS - WIIT AG · AS24961
- IP-Max - IP-Max SA · AS25091
- IELO - IELO-LIAZO SERVICES SAS · AS29075
- NASSIST-AS - Netassist International EOOD · AS29632
- HIVANE - Hivane Association · AS34019
- iFog-GmbH - iFog GmbH · AS34927
- EUROFIBER-FRANCE - Eurofiber France SAS · AS35625
- VIRTUASYS-EU - VIRTUA SYSTEMS SAS · AS35661
- Virtual Technologies & Solutions - Virtual Technologies & Solutions · AS37721
- LIUXYON - Kai Liu · AS39753
- team_blue - team.blue NV · AS48185
- TKSWF-AS - Stadtwerke Feldkirch · AS48362
Reputation
11.6reputation score (NEUTRAL)
AS205941 (LSG - Lungu Stefan Gabriel, RO) has a reputation score of 66.7 (NEUTRAL).
- Threat density
- 64.2/100
- Graph metrics
- 90.0/100
- Historical behaviour
- 75.0/100
- 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
- Lungu Stefan Gabriel
- RIR
- RIPE
- Registered
- Fri, 01 Aug 2025 06:16:44 GMT
- Abuse contact
- abuse@as205941.org
This is the abuse contact WhisperGraph holds for the network.
Threat-feed evidence
Related pages
Pivot from AS205941 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.