Autonomous System
AS37100
Last fetched
AS37100 is operated by SEACOM Limited - SEACOM Limited, registered in MU, and announces 13 prefixes to 309 BGP neighbours. AS37100 has a reputation score of 12.5 (NEUTRAL); 45 of its 1,072,896 announced IPv4 addresses appear on threat feeds.
Nutrition Label
Routing footprint
- Announced prefixes
- 13
- BGP neighbours
- 309
- RPKI ROAs
- 13
- MOAS conflicts
- 0
- CAIDA AS-rank
- 90
- Customer-cone ASNs
- 655
- Facilities
- 158
- Internet exchanges
- 16
- Customer degree
- 262
- Peer degree
- 1,754
- Provider degree
- 10
Routing posture
- Hijack posture score
- 0.12
- Route leaks
- 6
Leak types observed: TYPE2_LATERAL_PEER_TO_PEER, TYPE3_PROVIDER_TO_PEER.
Signals
- critical-infrastructureServes infrastructure the internet depends on operationally.
Infrastructure presence
Internet exchanges (16 total)
Facilities (158 total)
- Telehouse - London (Docklands North)
- Telehouse - London (Docklands East)
- Digital Realty London LHR20
- Digital Realty London LHR19
- NIKHEF Amsterdam
- Digital Realty AMS17 - Amsterdam
- Equinix FR5 - Frankfurt, KleyerStrasse
- Global Switch Amsterdam
- Equinix AM7 - Amsterdam, Kuiperberweg
- Digital Realty AMS3/5/7/8/10 - Amsterdam
- Digital Realty BRU1 - Brussels
- Equinix PA7 - Paris, Energy Park
- Digital Realty Paris PAR2
- Equinix FR7 - Frankfurt, Gutleutstrasse
- Equinix LD8 - London, Docklands
- Digital Realty London LON1-3
- Telehouse - Paris 2 (Voltaire - Léon Frot)
- ITENOS Frankfurt (FRA1)
- Digital Realty Frankfurt FRA1-27
- Digital Realty AMS9 - Amsterdam
- Digital Realty Dusseldorf DUS1-3
- Digital Realty London LHR21 (closed)
- Equinix AM8 - Amsterdam, Gyroscoopweg
- EdgeConneX Munich (EDCMUC01)
- Telehouse - Frankfurt
Route origin authorizations
A sample of 10 of this network’s 13 ROAs.
- 154.72.240.0/20 · max length /24
- 2c0f:f8e0::/32 · max length /48
- 41.207.232.0/22 · max length /24
- 102.221.24.0/22
- 105.16.0.0/12
- 105.29.96.0/20
- 154.72.240.0/24
- 196.6.172.0/24
- 2c0f:feb0::/32
- 2c0f:feb1::/32
Upstreams
The networks that most often share an observed BGP path with AS37100.
Blast radius
- Announced IPv4 addresses
- 1,072,896
- Threat-listed addresses
- 45
- Threat density
- 0.0042 %
- Routed prefixes
- 10
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 309 BGP neighbours.
- COGENT-174 - Cogent Communications, LLC · AS174
- SURFNET-NL - SURF B.V. · AS1103
- TWELVE99 - Arelion Sweden AB · AS1299
- NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH · AS1764
- GREEN - green.ch AG · AS1836
- AUTOMATTIC - Automattic, Inc · AS2635
- NTT-DATA-2914 - NTT America, Inc. · AS2914
- Gijima Holdings (PTY) Limited - Gijima Holdings (PTY) Limited · AS3067
- SOVAM-AS - PJSC "Vimpelcom" · AS3216
- GTT-BACKBONE - GTT Communications Inc. · AS3257
- SWISSCOM - Swisscom (Schweiz) AG · AS3303
- RIPE-NCC-AS - Reseaux IP Europeens Network Coordination Centre (RIPE NCC) · AS3333
- LEVEL3 - Level 3 Parent, LLC · AS3356
- STARHUB-INTERNET - StarHub Ltd · AS4657
- NETROUTING-AS - Netrouting B.V. · AS6206
- AS6453 - TATA COMMUNICATIONS (AMERICA) INC · AS6453
- ZAYO-6461 - Zayo Bandwidth · AS6461
- VERIXI - VERIXI SA · AS6696
- SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A. · AS6762
- HURRICANE - Hurricane Electric LLC · AS6939
- InnovationGrpEMEA - THE INNOVATION GROUP (EMEA) LTD · AS8336
- MTS - MTS PJSC · AS8359
- A1TELEKOM-AT - A1 Telekom Austria AG · AS8447
- Etisalat-AS - EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC · AS8966
- RETN-AS - RETN Limited · AS9002
Reputation
12.5reputation score (NEUTRAL)
AS37100 (SEACOM Limited - SEACOM Limited, MU) has a reputation score of 65.1 (NEUTRAL).
- Threat density
- 70.2/100
- Graph metrics
- 90.0/100
- Historical behaviour
- 60.0/100
- 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
- SEACOM Limited
- RIR
- AFRINIC
- Registered
- Thu, 28 May 2009 08:11:00 GMT
Threat-feed evidence
Related pages
Pivot from AS37100 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.