Autonomous System
AS20847
Last fetched
AS20847 is operated by PREVIDER-AS - Previder B.V., registered in NL, and announces 25 prefixes to 18 BGP neighbours. AS20847 has a reputation score of 8.2 (REPUTABLE); 2 of its 49,920 announced IPv4 addresses appear on threat feeds.
Nutrition Label
Routing footprint
- Announced prefixes
- 25
- BGP neighbours
- 18
- RPKI ROAs
- 22
- MOAS conflicts
- 0
- CAIDA AS-rank
- 2,145
- Customer-cone ASNs
- 14
- Facilities
- 115
- Internet exchanges
- 6
- Customer degree
- 9
- Peer degree
- 117
- Provider degree
- 5
- 31.7.0.0/22
- 31.7.4.0/22
- 45.149.54.0/24
- 62.165.64.0/18
- 80.65.96.0/19
- 84.241.128.0/18
- 91.217.146.0/24
- 141.138.168.0/22
- 185.67.200.0/22
- 185.144.224.0/23
- 185.158.200.0/22
- 193.105.12.0/24
- 195.60.212.0/22
- 195.62.82.0/23
- 195.211.72.0/22
- 2001:678:2f0::/48
- 2001:67c:78::/48
- 2001:67c:1250::/48
- 2001:1690::/32
- 2a03:3c00::/33
- 2a03:3c00:8000::/34
- 2a03:9700::/33
- 2a03:9700:8000::/33
- 2a04:c980::/32
- 2a0b:18c0::/29
Infrastructure presence
Facilities (115 total)
- NIKHEF Amsterdam
- Digital Realty London LHR20
- Telehouse - London (Docklands East)
- Equinix LD8 - London, Docklands
- Telehouse - London (Docklands North)
- Digital Realty Frankfurt FRA1-27
- Equinix FR5 - Frankfurt, KleyerStrasse
- ITENOS Frankfurt (FRA1)
- Equinix AM7 - Amsterdam, Kuiperberweg
- Digital Realty AMS17 - Amsterdam
- Telehouse - Paris 2 (Voltaire - Léon Frot)
- Equinix FR7 - Frankfurt, Gutleutstrasse
- Digital Realty AMS3/5/7/8/10 - Amsterdam
- Global Switch Amsterdam
- Digital Realty BRU1 - Brussels
- Equinix AM8 - Amsterdam, Gyroscoopweg
- Digital Realty AMS9 - Amsterdam
- Digital Realty Dusseldorf DUS1-3
- Telehouse - Frankfurt
- EdgeConneX Munich (EDCMUC01)
- Digital Realty Frankfurt FRA28 (Closed)
- Equinix EN1 - Enschede
- NorthC Duesseldorf
- Speedbone Berlin
- GlobalConnect Taastrup 1 (CPH1)
Route origin authorizations
A sample of 10 of this network’s 22 ROAs.
- 2a02:10:101::/48
- 141.138.168.0/22 · max length /24
- 185.144.224.0/23 · max length /24
- 185.158.200.0/22 · max length /22
- 185.67.200.0/22 · max length /22
- 193.105.12.0/24 · max length /24
- 195.211.72.0/22 · max length /24
- 195.60.212.0/22 · max length /24
- 195.62.82.0/23 · max length /24
- 2001:1690::/32 · max length /32
Upstreams
The networks that most often share an observed BGP path with AS20847.
Blast radius
- Announced IPv4 addresses
- 49,920
- Threat-listed addresses
- 2
- Threat density
- 0.0040 %
- Routed prefixes
- 15
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 18 of this network’s 18 BGP neighbours.
- RIPE-NCC-AS - Reseaux IP Europeens Network Coordination Centre (RIPE NCC) · AS3333
- HURRICANE - Hurricane Electric LLC · AS6939
- ECHELON-AS - Root Holding B.V. · AS16350
- CONVERGE-AS - Converge ICT Solutions Inc. · AS17639
- OPEN-PEERING-AS - Broadband Hosting B.V. · AS20562
- NASSIST-AS - Netassist International EOOD · AS29632
- MEER-AS - meerfarbig GmbH & Co. KG · AS34549
- mainfreight - Mainfreight Holding BV · AS39390
- GLOBAL-E - Previder B.V. · AS39591
- TKSWF-AS - Stadtwerke Feldkirch · AS48362
- BETTER-BE - BetterBe B.V. · AS48972
- VITENS-NET - Vitens N.V. · AS56517
- ICSOLUTIONS-AS - Dennis Doeve trading as I.C. Solutions · AS56599
- GIGAHOST - Gigahost AS · AS56655
- AS-NIX - Erwin Alexander Ising · AS200149
- ANYIT-CONNECTIONS-AS - Previder B.V. · AS201597
- THALES-NEDERLAND - Thales Nederland BV · AS211465
- NEDAP-AS - Nedap N.V. · AS213050
Reputation
8.2reputation score (REPUTABLE)
AS20847 (PREVIDER-AS - Previder B.V., NL) has a reputation score of 75.3 (REPUTABLE).
- Threat density
- 81.7/100
- Graph metrics
- 90.0/100
- 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
- Previder B.V.
- RIR
- RIPE
- Registered
- Thu, 19 Sep 2002 11:40:29 GMT
- Abuse contact
- abuse@previder.net
This is the abuse contact WhisperGraph holds for the network.
Threat-feed evidence
Related pages
Pivot from AS20847 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.