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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: Fronteira · Clear
Snapshot 2026-03-17 Results — Page 1 / 1

45.177.210.0/24

Risk Max — LOW Footprint 10.156% Hits 36
Prefix / IP version
/24 · IPv4
Network
45.177.210.0
Broadcast
45.177.210.255
Observed IPs / Subnet size
26 observed · 256 total
Centroid
-30.889300000000016 , -55.53150000000002
Hits / Errors
36 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS268999 · Fronteira Internet
Top organization / ISP
Fronteira Internet · Fronteira Internet
Top geo
Brazil · Rio Grande do Sul · Santana do Livramento
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

45.177.208.0/24

Risk Max — LOW Footprint 5.859% Hits 24
Prefix / IP version
/24 · IPv4
Network
45.177.208.0
Broadcast
45.177.208.255
Observed IPs / Subnet size
15 observed · 256 total
Centroid
-29.783900000000003 , -55.79070000000001
Hits / Errors
24 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS268999 · Fronteira Internet
Top organization / ISP
Fronteira Internet · Fronteira Internet
Top geo
Brazil · Rio Grande do Sul · Alegrete
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

45.177.211.0/24

Risk Max — LOW Footprint 4.297% Hits 14
Prefix / IP version
/24 · IPv4
Network
45.177.211.0
Broadcast
45.177.211.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-30.294199999999996 , -56.1538
Hits / Errors
14 hits · 1 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS268999 · Fronteira Internet
Top organization / ISP
Fronteira Internet · Fronteira Internet
Top geo
Brazil · Rio Grande do Sul · Quaraí
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

45.177.209.0/24

Risk Max — LOW Footprint 3.516% Hits 9
Prefix / IP version
/24 · IPv4
Network
45.177.209.0
Broadcast
45.177.209.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
-29.749400000000005 , -57.0931
Hits / Errors
9 hits · 1 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS268999 · Fronteira Internet
Top organization / ISP
Fronteira Internet · Fronteira Internet
Top geo
Brazil · Rio Grande do Sul · Uruguaiana
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

170.84.54.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
170.84.54.0
Broadcast
170.84.54.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.301166666666663 , -41.72643333333334
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-08 02:00
Top ASN
AS263009 · FORTE TELECOM LTDA.
Top organization / ISP
FRONTEIRAS · Forte Telecom Ltda
Top geo
Brazil · Rio de Janeiro · Carapebus
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

170.83.174.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
170.83.174.0
Broadcast
170.83.174.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-9.9757 , -67.8134
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-06 02:00
Top ASN
AS266475 · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top organization / ISP
SEM FRONTEIRAS TELECOMUNICACOES LTDA · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top geo
Brazil · Acre · Rio Branco
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

201.49.140.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
201.49.140.0
Broadcast
201.49.140.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-7.0125 , -40.5621
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-03-01 02:00 · 2026-03-07 02:00
Top ASN
AS270571 · E G DE MORAIS SERVIÇOS DE INTERNET LTDA
Top organization / ISP
E G DE MORAIS SERVIÇOS DE INTERNET LTDA · E G DE MORAIS SERVIÇOS DE INTERNET LTDA
Top geo
Brazil · Piauí · Fronteiras
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

170.83.175.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
170.83.175.0
Broadcast
170.83.175.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-9.9757 , -67.8134
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-08 02:00
Top ASN
AS266475 · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top organization / ISP
SEM FRONTEIRAS TELECOMUNICACOES LTDA · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top geo
Brazil · Acre · Rio Branco
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

38.56.74.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
38.56.74.0
Broadcast
38.56.74.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-9.9757 , -67.8134
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-04 02:00
Top ASN
AS266475 · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top organization / ISP
— · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top geo
Brazil · Acre · Rio Branco
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

45.188.150.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.188.150.0
Broadcast
45.188.150.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-5.5828 , -40.7401
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS265335 · PLANETA NET TELECOM
Top organization / ISP
NET SEM FRONTEIRA LTDA · Planeta NET Telecom
Top geo
Brazil · Ceará · Novo Oriente
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

177.12.93.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.12.93.0
Broadcast
177.12.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.2228 , -49.1764
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-06 02:00 · 2026-03-07 02:00
Top ASN
AS263627 · Wnetsistem Comercio e Servicos de Informatica Ltda
Top organization / ISP
Wnetsistem Comercio e Servicos de Informatica Ltda · Wnetsistem Comercio e Servicos de Informatica Ltda
Top geo
Brazil · Minas Gerais · Fronteira
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

170.83.172.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.83.172.0
Broadcast
170.83.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-9.9757 , -67.8134
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-05 02:00 · 2026-03-06 02:00
Top ASN
AS266475 · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top organization / ISP
SEM FRONTEIRAS TELECOMUNICACOES LTDA · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top geo
Brazil · Acre · Rio Branco
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

38.56.75.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
38.56.75.0
Broadcast
38.56.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-9.9757 , -67.8134
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
AS266475 · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top organization / ISP
— · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top geo
Brazil · Acre · Rio Branco
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

170.80.2.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.80.2.0
Broadcast
170.80.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.2228 , -49.1764
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS263627 · Wnetsistem Comercio e Servicos de Informatica Ltda
Top organization / ISP
Wnetsistem Comercio e Servicos de Informatica Ltda · Wnetsistem Comercio e Servicos de Informatica Ltda
Top geo
Brazil · Minas Gerais · Fronteira
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

38.191.50.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
38.191.50.0
Broadcast
38.191.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-9.9757 , -67.8134
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS266475 · SEM FRONTEIRAS TELECOMUNICACOES LTDA
Top organization / ISP
Cogent Communications · Sem Fronteiras Telecomunicações LTDA
Top geo
Brazil · Acre · Rio Branco
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →