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Interesting Subnets

Directory of active subnets observed by Syndu. Each row is the latest cached SubnetSnapshot per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Active filter: Oliveira · Clear
Snapshot 2026-03-04 Results 177 Page 5 / 5

206.0.1.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
206.0.1.0
Broadcast
206.0.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.7886 , -43.3175
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS265315 · BINDNET RJ
Top organization / ISP
F. L. CAHUE DE OLIVEIRA - INFORMATICA · Cogent Communications
Top geo
Brazil · Rio de Janeiro · Duque de Caxias
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.83.63.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.83.63.0
Broadcast
190.83.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.0994 , -53.5651
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS270351 · AC Oliveira Comunicação Ltda
Top organization / ISP
AC Oliveira Comunicação Ltda · AC Oliveira Comunicação Ltda
Top geo
Brazil · Paraná · Querência do Norte
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.59.185.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.59.185.0
Broadcast
138.59.185.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-11.5341 , -38.9452
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS264104 · ZINE TELECOMUNICAÇÕES PROVEDOR LTDA
Top organization / ISP
ZINE TELECOMUNICAÇÕES PROVEDOR LTDA · Icaro Oliveira DA Cunha - ME
Top geo
Brazil · Bahia · Teofilândia
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.248.206.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.248.206.0
Broadcast
186.248.206.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-18.7619 , -44.9019
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS23106 · AMERICAN TOWER DO BRASIL-COMUNICAÇÂO MULTIMÍDIA LT
Top organization / ISP
Jefferson da rocha oliveira · AMERICAN TOWER DO BRASIL-COMUNICAÇÂO MULTIMÍDIA LT
Top geo
Brazil · Minas Gerais · Felixlândia
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.159.179.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
38.159.179.0
Broadcast
38.159.179.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.3163 , -40.3457
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS273650 · P C OLIVEIRA SERVICOS DE TELECOMUNICACOES
Top organization / ISP
— · P C OLIVEIRA SERVICOS DE TELECOMUNICACOES
Top geo
Brazil · Espírito Santo · Vitória
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

131.161.226.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
131.161.226.0
Broadcast
131.161.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-3.717 , -38.5287
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS264398 · NEONET SERVICOS DE TELECOMUNICACOES LTDA
Top organization / ISP
Neojaime Oliveira Ribeiro LTDA · neojaime oliveira ribeiro me
Top geo
Brazil · Ceará · Fortaleza
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.239.47.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.239.47.0
Broadcast
170.239.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-7.1466 , -39.4753
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS266339 · JOSE OLIVEIRA DE LIMA DDSAT NET TELECOM E INF - ME
Top organization / ISP
M.DOS SANTOS · Jose Oliveira De Lima Ddsat NET Telecom E INF - ME
Top geo
Brazil · Ceará · Crato
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

2.80.81.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
2.80.81.0
Broadcast
2.80.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.8433 , -8.4791
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS3243 · MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A.
Top organization / ISP
PT Comunicacoes S.A. · PT Comunicacoes S.A
Top geo
Portugal · Aveiro · Oliveira de Azeméis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.255.107.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.255.107.0
Broadcast
138.255.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-3.717 , -38.5287
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS263961 · M. ANTONIO OLIVEIRA LIMA
Top organization / ISP
M. ANTONIO OLIVEIRA LIMA · M. ANTONIO OLIVEIRA LIMA
Top geo
Brazil · Ceará · Fortaleza
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.177.162.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.177.162.0
Broadcast
45.177.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8356 , -47.2547
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS269039 · DENISE DE OLIVEIRA SILVA
Top organization / ISP
Denise De Oliveira Silva · Denise De Oliveira Silva
Top geo
Brazil · São Paulo · Sumaré
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.226.94.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.226.94.0
Broadcast
45.226.94.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-21.7951 , -48.8384
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS266992 · Oliveira & Fernandes Telecomunicações Ltda
Top organization / ISP
Oliveira & Fernandes Telecomunicações Ltda · Oliveira & Fernandes Telecomunicações Ltda
Top geo
Brazil · São Paulo · Ibitinga
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.191.107.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.191.107.0
Broadcast
45.191.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.7539 , -43.4519
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS269704 · G DE OLIVEIRA LIMA SERVICOS DE TELECOMUNICOES
Top organization / ISP
LC SOLUCOES EM TELECOMUNICACOES LTDA · G DE OLIVEIRA LIMA SERVICOS DE TELECOMUNICOES
Top geo
Brazil · Rio de Janeiro · Nova Iguaçu
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.164.36.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.164.36.0
Broadcast
45.164.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.4317 , -54.4559
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS268622 · OLIVEIRA TELECOM
Top organization / ISP
Oliveira Telecom · Oliveira Telecom
Top geo
Brazil · Paraná · Foz do Iguaçu
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.83.51.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.83.51.0
Broadcast
170.83.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-14.785 , -39.2785
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS266471 · Silva Oliveira Serviços de Informatica Ltda
Top organization / ISP
Silva Oliveira Serviços de Informatica Ltda · Silva Oliveira Serviços de Informatica Ltda
Top geo
Brazil · Bahia · Itabuna
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.105.197.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.105.197.0
Broadcast
177.105.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-9.3186 , -36.8863
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS271672 · L OLIVEIRA BARROS
Top organization / ISP
L OLIVEIRA BARROS · L OLIVEIRA BARROS
Top geo
Brazil · Alagoas · Minador do Negrão
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.127.78.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.127.78.0
Broadcast
179.127.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-9.7909 , -36.2834
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS263283 · JGNET - J G DE OLIVEIRA MATOS & CIA LTDA
Top organization / ISP
JGNET - J G DE OLIVEIRA MATOS & CIA LTDA · JGNET - J G DE OLIVEIRA MATOS & CIA LTDA
Top geo
Brazil · Alagoas · Campo Alegre
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.0.201.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.0.201.0
Broadcast
170.0.201.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-3.717 , -38.5287
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS263427 · Carlos Henrique Santos de Oliveira ME
Top organization / ISP
Linktop Telecom · Carlos Henrique Santos de Oliveira ME
Top geo
Brazil · Ceará · Fortaleza
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →
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