Autonomous System
AS51155
Last fetched
AS51155 is operated by TBTELECOM - Citylink Telecom Sp. z o.o., registered in PL, and announces 4 prefixes to 13 BGP neighbours. AS51155 has a reputation score of 13.2 (NEUTRAL); 26 of its 5,120 announced IPv4 addresses appear on threat feeds.
Nutrition Label
Routing footprint
- Announced prefixes
- 4
- BGP neighbours
- 13
- RPKI ROAs
- 5
- MOAS conflicts
- 0
- CAIDA AS-rank
- 4,582
- Customer-cone ASNs
- 5
- Facilities
- 38
- Internet exchanges
- 4
- Customer degree
- 4
- Peer degree
- 16
- Provider degree
- 4
Infrastructure presence
Internet exchanges (4 total)
Facilities (38 total)
- NIKHEF Amsterdam
- Equinix LD8 - London, Docklands
- Equinix NY2/NY4/NY5/NY6 - New York, Secaucus
- Equinix FR7 - Frankfurt, Gutleutstrasse
- Equinix FR5 - Frankfurt, KleyerStrasse
- Equinix AM7 - Amsterdam, Kuiperberweg
- Telehouse - Paris 2 (Voltaire - Léon Frot)
- Digital Realty Frankfurt FRA1-27
- Digital Realty Madrid MAD1-2
- Equinix HK1 - Hong Kong
- CE Colo Prague
- Equinix AM1/AM2 - Amsterdam, Luttenbergweg
- euNetworks Amsterdam
- LIM Warsaw
- Sitel Bratislava
- Equinix WA1 - Warsaw, Centrum LIM
- Equinix FR4 - Frankfurt, West
- TELEPOINT Sofia Centre
- Equinix PA6 - Paris, Condorcet
- Equinix AM11 - Amsterdam, Lemelerbergweg
- Equinix AM5 - Amsterdam, Schepenbergweg
- Equinix AM3 - Amsterdam, Science Park
- Equinix SO1 - Sofia
- 4 Data Center
- ATMAN Data Center Warsaw-2 (WAW-2, Konstruktorska 5)
Route origin authorizations
A sample of 5 of this network’s 5 ROAs.
- 178.19.176.0/20 · max length /20
- 185.179.132.0/22 · max length /22
- 2a02:26e8::/32 · max length /32
- 46.227.36.0/23 · max length /23
- 46.227.38.0/23 · max length /23
Upstreams
The networks that most often share an observed BGP path with AS51155.
Blast radius
- Announced IPv4 addresses
- 5,120
- Threat-listed addresses
- 26
- Threat density
- 0.5078 %
- Routed prefixes
- 3
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 13 of this network’s 13 BGP neighbours.
- LEVEL3 - Level 3 Parent, LLC · AS3356
- NETROUTING-AS - Netrouting B.V. · AS6206
- HURRICANE - Hurricane Electric LLC · AS6939
- RETN-AS - RETN Limited · AS9002
- Equinix - Equinix (EMEA) Acquisition Enterprises B.V. · AS15830
- iFog-GmbH - iFog GmbH · AS34927
- BIALLNET-AS - BIALL-NET Sp. z o.o. · AS41865
- IPT-1-IX - A-Systems Sp. z o.o. · AS49559
- IXP-1-IX-EU - A-Systems Sp. z o.o. · AS50263
- JP-TELEKOM-AS - JP-TELEKOM-AS · AS51976
- Airport_Gdansk-AS - Airport_Gdansk-AS · AS56408
- EPIX-PolMix - Stowarzyszenie e-Poludnie · AS201054
- Telemedian - Telemedian Sp. z o.o. · AS206651
Reputation
13.2reputation score (NEUTRAL)
AS51155 (TBTELECOM - Citylink Telecom Sp. z o.o., PL) has a reputation score of 63.6 (NEUTRAL).
- Threat density
- 55.2/100
- 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
- Citylink Telecom Sp. z o.o.
- RIR
- RIPE
- Registered
- Wed, 09 Jun 2010 13:24:47 GMT
- Abuse contact
- ripe@tbtelecom.pl
This is the abuse contact WhisperGraph holds for the network.
Threat-feed evidence
Related pages
Pivot from AS51155 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.