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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: Cuiabá Telecom · Clear
Snapshot 2026-02-01 Results 3 Page 1 / 1

181.189.42.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.189.42.0
Broadcast
181.189.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-15.597 , -56.0958
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-10 03:13 · 2025-09-10 03:13
Top ASN
AS271416 · Cuiabá Telecom
Top organization / ISP
Tarvos Fibras · Cuiabá Telecom
Top geo
Brazil · Mato Grosso · Cuiabá
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

181.189.43.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.189.43.0
Broadcast
181.189.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.8188 , -49.3711
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-23 18:28 · 2025-11-23 18:28
Top ASN
AS271416 · Cuiabá Telecom
Top organization / ISP
PLUSCOM TELECOMUNICAÇOES LTDA · Cuiabá Telecom
Top geo
Brazil · São Paulo · São José do Rio Preto
Window / Updated
2025-11-17 → 2025-11-24 · Updated 2026-01-14 · v2
Open report →

181.189.40.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.189.40.0
Broadcast
181.189.40.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.8188 , -49.3711
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-12-02 18:46 · 2024-12-02 18:46
Top ASN
AS271416 · Cuiabá Telecom
Top organization / ISP
NetCaster Solutions · Cuiabá Telecom
Top geo
Brazil · São Paulo · São José do Rio Preto
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2
Open report →