Autonomous System
AS37027
Last fetched
AS37027 is operated by Simbanet (T) Limited - Simbanet (T) Limited, registered in TZ, and announces 51 prefixes to 18 BGP neighbours. AS37027 has a reputation score of 11.5 (NEUTRAL); 7 of its 16,384 announced IPv4 addresses appear on threat feeds.
Nutrition Label
Routing footprint
- Announced prefixes
- 51
- BGP neighbours
- 18
- RPKI ROAs
- 102
- MOAS conflicts
- 10
- CAIDA AS-rank
- 3,110
- Customer-cone ASNs
- 8
- Facilities
- 7
- Internet exchanges
- 1
- Customer degree
- 9
- Peer degree
- 9
- Provider degree
- 2
- 45.221.72.0/24
- 45.221.73.0/24
- 45.221.74.0/24
- 45.221.75.0/24
- 45.221.72.0/21
- 45.221.76.0/24
- 45.221.77.0/24
- 45.221.78.0/24
- 45.221.79.0/24
- 102.36.219.0/24
- 102.36.216.0/21
- 102.36.222.0/24
- 102.208.68.0/22
- 102.208.70.0/24
- 102.209.128.0/22
- 102.211.60.0/22
- 102.216.148.0/24
- 102.216.148.0/22
- 102.217.56.0/24
- 102.218.36.0/24
- 102.218.37.0/24
- 102.218.38.0/24
- 102.218.39.0/24
- 102.219.100.0/24
- 102.219.102.0/23
Routing posture
- Hijack posture score
- 0.04
- Route leaks
- 2
Leak types observed: TYPE4_PEER_TO_PROVIDER.
Infrastructure presence
Internet exchanges (1 total)
Route origin authorizations
A sample of 10 of this network’s 102 ROAs.
Upstreams
The networks that most often share an observed BGP path with AS37027.
Blast radius
- Announced IPv4 addresses
- 16,384
- Threat-listed addresses
- 7
- Threat density
- 0.0427 %
- Routed prefixes
- 48
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.
- Wananchi Group (Kenya) Limited - Wananchi Group (Kenya) Limited · AS15399
- Wananchi Group (Kenya) Limited - Wananchi Group (Kenya) Limited · AS16907
- Uganda-Telecom - IDDQD-AS · AS21491
- Echotel International Kenya Limited - Echotel International Kenya Limited · AS36915
- Roke Investments International Ltd - Roke Investments International Ltd · AS37063
- SEACOM Limited - SEACOM Limited · AS37100
- Tangerine Limited - Tangerine Limited · AS37113
- West Indian Ocean Cable Company - West Indian Ocean Cable Company · AS37662
- Co-operative Bank of Kenya - Co-operative Bank of Kenya · AS327748
- East African Broadband Services Limited - East African Broadband Services Limited · AS328118
- Al Bayan Media Limited - Al Bayan Media Limited · AS328707
- Simba Fiber Africa Limited - Simba Fiber Africa Limited · AS328727
- Watchtower Bible and Tract Society of South Africa - Watchtower Bible and Tract Society of South Africa · AS328962
- EQUITY BANK UGANDA LIMITED - EQUITY BANK UGANDA LIMITED · AS329000
- SAVENET LIMITED - SAVENET LIMITED · AS329021
- SAFHOME FIBRE LIMITED - SAFHOME FIBRE LIMITED · AS329422
- Mpaps Internet Solution Limited - Mpaps Internet Solution Limited · AS329618
- HYDE INNOVATIONS LTD - HYDE INNOVATIONS LTD · AS329684
MOAS / hijack watch
10 announced prefixes conflict with AS37027 — another network announces the same address space. A sample:
Reputation
11.5reputation score (NEUTRAL)
AS37027 (Simbanet (T) Limited - Simbanet (T) Limited, TZ) has a reputation score of 66.9 (NEUTRAL).
- Threat density
- 64.8/100
- Graph metrics
- 80.0/100
- 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
- Simbanet (T) Limited
- RIR
- AFRINIC
- Registered
- Thu, 10 Jul 2008 08:07:00 GMT
Threat-feed evidence
Related pages
Pivot from AS37027 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.