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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: Colinas · Clear
Snapshot 2026-03-04 Results 8 Page 1 / 1

131.72.165.0/24

Risk Max — LOW Footprint 2.344% Hits 10
Prefix / IP version
/24 · IPv4
Network
131.72.165.0
Broadcast
131.72.165.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-5.9893 , -44.1171
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS61734 · M DE S CARVALHO ASSUNÇÃO - PRISMA TELECOM
Top organization / ISP
PRISMA TELECOMUNICAÇÕES LTDA. EPP · M DE S CARVALHO ASSUNÇÃO - PRISMA TELECOM
Top geo
Brazil · Maranhão · Colinas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

131.100.17.0/24

Risk Max — LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
131.100.17.0
Broadcast
131.100.17.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-8.0931 , -48.5179
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS61753 · MARIA NEUSA PEREIRA DE SOUSA E CIA LTDA EPP
Top organization / ISP
Maria Neusa Pereira De Sousa E CIA Ltda EPP · Cleyton De Sales Costa - ME
Top geo
Brazil · Tocantins · Colinas do Tocantins
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.219.134.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
138.219.134.0
Broadcast
138.219.134.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-5.9893 , -44.1171
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS263929 · E. S. DAMASCENO EIRELI - ME
Top organization / ISP
E. S. DAMASCENO EIRELI - ME · E. S. DAMASCENO EIRELI - ME
Top geo
Brazil · Maranhão · Colinas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

131.100.18.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
131.100.18.0
Broadcast
131.100.18.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-8.0931 , -48.5179
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS61753 · MARIA NEUSA PEREIRA DE SOUSA E CIA LTDA EPP
Top organization / ISP
Maria Neusa Pereira De Sousa E CIA Ltda EPP · Cleyton De Sales Costa - ME
Top geo
Brazil · Tocantins · Colinas do Tocantins
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.161.251.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.161.251.0
Broadcast
45.161.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-5.9893 , -44.1171
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS268487 · PRISMA TELECOMUNICAÇÕES LTDA. EPP
Top organization / ISP
PRISMA TELECOMUNICAÇÕES LTDA. EPP · PRISMA TELECOMUNICAÇÕES LTDA. EPP
Top geo
Brazil · Maranhão · Colinas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.121.181.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.121.181.0
Broadcast
138.121.181.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-8.0931 , -48.5179
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS264302 · PIRES & PAULA LTDA
Top organization / ISP
PIRES & PAULA LTDA · PIRES & PAULA LTDA
Top geo
Brazil · Tocantins · Colinas do Tocantins
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.161.248.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.161.248.0
Broadcast
45.161.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-5.9893 , -44.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS268487 · PRISMA TELECOMUNICAÇÕES LTDA. EPP
Top organization / ISP
PRISMA TELECOMUNICAÇÕES LTDA. EPP · PRISMA TELECOMUNICAÇÕES LTDA. EPP
Top geo
Brazil · Maranhão · Colinas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.233.62.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.233.62.0
Broadcast
186.233.62.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.3895 , -51.873
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS53241 · Mcnet Serviços de Comunicações Ltda
Top organization / ISP
Mcnet Serviços de Comunicações Ltda · Mcnet Serviços de Comunicações Ltda
Top geo
Brazil · Rio Grande do Sul · Colinas
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →