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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.

181.209.99.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.209.99.0
Broadcast
181.209.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-33.812 , -59.5047
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-22 16:10 · 2025-09-22 16:10
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

190.19.157.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
190.19.157.0
Broadcast
190.19.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-33.7957 , -59.5201
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-17 17:25 · 2025-07-17 17:25
Top ASN
Top organization / ISP
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

186.138.89.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.138.89.0
Broadcast
186.138.89.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-33.7957 , -59.5201
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-22 18:42 · 2025-09-22 18:42
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

200.42.137.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.42.137.0
Broadcast
200.42.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-33.7957 , -59.5201
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-15 11:24 · 2025-09-15 11:24
Top ASN
Top organization / ISP
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

190.19.124.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.19.124.0
Broadcast
190.19.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-33.7957 , -59.5201
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 01:01 · 2025-05-06 01:01
Top ASN
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

190.138.153.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.138.153.0
Broadcast
190.138.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-33.7957 , -59.5201
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 11:55 · 2025-05-05 11:55
Top ASN
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2