Autonomous System
AS21473
Last fetched
AS21473 is operated by PFALZKOM - PFALZKOM GmbH, registered in DE, and announces 41 prefixes to 41 BGP neighbours. AS21473 has a reputation score of 10.7 (NEUTRAL); 2 of its 45,568 announced IPv4 addresses appear on threat feeds.
Nutrition Label
Routing footprint
- Announced prefixes
- 41
- BGP neighbours
- 41
- RPKI ROAs
- 21
- MOAS conflicts
- 0
- CAIDA AS-rank
- 1,148
- Customer-cone ASNs
- 33
- Facilities
- 76
- Internet exchanges
- 6
- Customer degree
- 31
- Peer degree
- 98
- Provider degree
- 8
- 45.148.216.0/23
- 77.72.216.0/22
- 77.72.216.0/21
- 91.199.192.0/24
- 91.240.77.0/24
- 93.190.248.0/21
- 94.176.168.0/22
- 109.232.128.0/21
- 109.233.144.0/21
- 138.222.72.0/24
- 185.8.228.0/23
- 185.8.230.0/23
- 185.21.28.0/22
- 185.28.4.0/22
- 185.98.135.0/24
- 185.142.8.0/22
- 188.95.13.0/24
- 193.16.128.0/20
- 193.16.245.0/24
- 193.111.72.0/24
- 193.221.221.0/24
- 194.50.25.0/24
- 194.50.46.0/24
- 194.59.156.0/24
- 195.170.183.0/24
Infrastructure presence
Internet exchanges (6 total)
Facilities (76 total)
- NIKHEF Amsterdam
- ITENOS Frankfurt (FRA1)
- Equinix FR5 - Frankfurt, KleyerStrasse
- Digital Realty Frankfurt FRA1-27
- Global Switch Amsterdam
- Digital Realty AMS3/5/7/8/10 - Amsterdam
- Digital Realty AMS17 - Amsterdam
- Equinix AM7 - Amsterdam, Kuiperberweg
- Equinix FR7 - Frankfurt, Gutleutstrasse
- Equinix AM8 - Amsterdam, Gyroscoopweg
- Telehouse - Frankfurt
- Digital Realty Dusseldorf DUS1-3
- EdgeConneX Munich (EDCMUC01)
- BIT-1
- Digital Realty AMS9 - Amsterdam
- Digital Realty Frankfurt FRA28 (Closed)
- Equinix EN1 - Enschede
- InterDC Doetinchem
- WIIT Datacenter DUS1, DUS2, DUS3, DUS4, DUS6, DUS7
- NTT Frankfurt 1 Data Center (FRA1)
- NewColo Frankfurt
- Equinix DU1 - Dusseldorf
- Equinix AM1/AM2 - Amsterdam, Luttenbergweg
- Iron Mountain Data Center - Amsterdam (AMS-1)
- BIT-2
Route origin authorizations
A sample of 10 of this network’s 21 ROAs.
- 109.233.144.0/21 · max length /24
- 138.222.72.0/24 · max length /24
- 152.89.92.0/22 · max length /24
- 185.142.8.0/22 · max length /22
- 185.28.4.0/22 · max length /24
- 185.98.135.0/24 · max length /24
- 188.95.13.0/24 · max length /24
- 193.16.245.0/24 · max length /24
- 2001:34c0::/29 · max length /32
- 212.65.0.0/19 · max length /24
Upstreams
The networks that most often share an observed BGP path with AS21473.
Blast radius
- Announced IPv4 addresses
- 45,568
- Threat-listed addresses
- 2
- Threat density
- 0.0044 %
- Routed prefixes
- 29
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 41 BGP neighbours.
- TWELVE99 - Arelion Sweden AB · AS1299
- DTAG - Deutsche Telekom AG · AS3320
- LEVEL3 - Level 3 Parent, LLC · AS3356
- INTERDOTLINK - Inter.link GmbH · AS5405
- HURRICANE - Hurricane Electric LLC · AS6939
- TRANSKOM - Transkom GmbH · AS12292
- TDS - Manage Now GmbH · AS12857
- PFALZWERKE-AS - PFALZWERKE AG · AS15492
- PROMEGA - PROMEGA CORPORATION · AS16568
- Syntax_Systems-AS - Syntax Service GmbH · AS24635
- SCHWEICKERT-DE-WDF-AS - Schweickert GmbH · AS29236
- MYNET-AS - myNet GmbH · AS31543
- LINK11 - Link11 GmbH · AS34309
- MEER-AS - meerfarbig GmbH & Co. KG · AS34549
- Servperso_Systems - Sarah Rossius trading as Servperso Systems · AS34872
- EWR-WO - EWR AG · AS35265
- DEERE-AS - Deere & Company Corp · AS35501
- Virtual Technologies & Solutions - Virtual Technologies & Solutions · AS37721
- verivox-office-as - Verivox GmbH · AS43186
- te3-AS - Tom Merlin Eichhorn · AS43911
- HiFX-AS - HIFX EUROPE LIMITED · AS47296
- TKSWF-AS - Stadtwerke Feldkirch · AS48362
- NICODUCK - Nicola von Thadden · AS56368
- CONTINENTALE-ASN - Continentale Krankenversicherung a.G. · AS56919
- MYWIRENET-AS - mywire Datentechnik GmbH · AS59675
Reputation
10.7reputation score (NEUTRAL)
AS21473 (PFALZKOM - PFALZKOM GmbH, DE) has a reputation score of 68.6 (NEUTRAL).
- Threat density
- 69.4/100
- 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
- PFALZKOM GmbH
- RIR
- RIPE
- Registered
- Wed, 18 Sep 2002 05:43:48 GMT
- Abuse contact
- abuse@pfalzkom.de
This is the abuse contact WhisperGraph holds for the network.
Threat-feed evidence
Related pages
Pivot from AS21473 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.