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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: São Pedro da Aldeia · Clear
Snapshot 2026-03-22 Results — Page 1 / 1

191.241.66.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
191.241.66.0
Broadcast
191.241.66.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.84932 , -42.089999999999996
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS53181 · K2 Telecom e Multimidia LTDA ME
Top organization / ISP
K2 Telecom e Multimidia LTDA ME · K2 Telecom e Multimidia LTDA ME
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

181.192.99.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.192.99.0
Broadcast
181.192.99.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.8475 , -42.125375
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-03-08 02:00 · 2026-03-11 02:00
Top ASN
AS271709 · fiber city network internet ltda
Top organization / ISP
fiber city network internet ltda · fiber city network internet ltda
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

179.191.42.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
179.191.42.0
Broadcast
179.191.42.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.8447 , -42.11915
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS270657 · FNET TELECOM
Top organization / ISP
Fnet Telecom · Fnet Telecom
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

152.248.75.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
152.248.75.0
Broadcast
152.248.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8391 , -42.1067
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS26599 · TELEFÔNICA BRASIL S.A
Top organization / ISP
TELEF�NICA BRASIL S.A · Vivo
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

170.233.57.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.233.57.0
Broadcast
170.233.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8503 , -42.1316
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS265087 · ANA PAULA SANTOS DE AMORIM - ME
Top organization / ISP
ANA PAULA SANTOS DE AMORIM - ME · ANA PAULA SANTOS DE AMORIM - ME
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

170.233.58.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.233.58.0
Broadcast
170.233.58.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8503 , -42.1316
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS265087 · ANA PAULA SANTOS DE AMORIM - ME
Top organization / ISP
ANA PAULA SANTOS DE AMORIM - ME · ANA PAULA SANTOS DE AMORIM - ME
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.82.135.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.82.135.0
Broadcast
177.82.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8391 , -42.1067
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
Claro NXT Telecomunicacoes Ltda · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

168.195.211.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.195.211.0
Broadcast
168.195.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8391 , -42.1067
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS265432 · Opty Internet Ltda
Top organization / ISP
Opty Internet Ltda · Rappid Telecom
Top geo
Brazil · Rio de Janeiro · São Pedro da Aldeia
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →