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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: Coronel Freitas · Clear
Snapshot 2026-01-22 Results 3 Page 1 / 1

187.45.121.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
187.45.121.0
Broadcast
187.45.121.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.9086 , -52.7031
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-14 13:42 · 2025-09-14 13:42
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Celnet Internet Provider · Mhnet Telecom
Top geo
Brazil · Santa Catarina · Coronel Freitas
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

177.52.138.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.52.138.0
Broadcast
177.52.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.8917 , -52.7612
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-17 12:23 · 2025-12-17 12:23
Top ASN
AS273340 · Celnet Internet Provider
Top organization / ISP
Celnet Internet Provider · Celnet Internet Provider
Top geo
Brazil · Santa Catarina · Coronel Freitas
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

191.242.210.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.242.210.0
Broadcast
191.242.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.8917 , -52.7612
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-29 12:15 · 2025-11-29 12:15
Top ASN
AS263481 · Nova Serv de Com Multimidia Ltda
Top organization / ISP
Antonio Kovalski Junior · Nova Serv de Com Multimidia Ltda
Top geo
Brazil · Santa Catarina · Coronel Freitas
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →