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Autonomous System

AS214757

Last fetched

AS214757 is operated by Jakub-Krsa - Jakub Krsa, registered in CZ, and announces 15 prefixes to 77 BGP neighbours. AS214757 has a reputation score of 8.1 (REPUTABLE); 0 of its 256 announced IPv4 addresses appear on threat feeds.

Nutrition Label

WHISPER CANON · AS214757Routing diversity6.0/10Peering density7.5/10MOAS conflict✓ noneThreat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/asn/214757

Routing footprint

Announced prefixes
15
BGP neighbours
77
RPKI ROAs
6
MOAS conflicts
0
CAIDA AS-rank
1,621
Customer-cone ASNs
21
Facilities
390
Internet exchanges
18
Customer degree
4
Peer degree
155
Provider degree
4

Infrastructure presence

Internet exchanges (18 total)

Facilities (390 total)

Route origin authorizations

A sample of 6 of this network’s 6 ROAs.

Upstreams

The networks that most often share an observed BGP path with AS214757.

Blast radius

Announced IPv4 addresses
256
Threat-listed addresses
0
Threat density
0.0000 %
Routed prefixes
1

How much of the internet this network is responsible for, and how much of that address space currently appears on a threat feed. Coverage: clean.

Peering ecosystem

A sample of 25 of this network’s 77 BGP neighbours.

Reputation

8.1reputation score (REPUTABLE)

AS214757 (Jakub-Krsa - Jakub Krsa, CZ) has a reputation score of 75.8 (REPUTABLE).

Threat density
90.0/100
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
Jakub Krsa
RIR
RIPE
Registered
Thu, 06 Jun 2024 06:51:18 GMT
Abuse contact
abuse@as214757.net

This is the abuse contact WhisperGraph holds for the network.

Threat-feed evidence

Related pages

Pivot from AS214757 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
Run yourself →

Or query Whisper from your own LLM workflow via the Whisper MCP server.