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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.

200.123.52.0/24

Risk Max LOW Footprint 7.812% Hits 23
Prefix / IP version
/24 · IPv4
Network
200.123.52.0
Broadcast
200.123.52.255
Observed IPs / Subnet size
20 observed · 256 total
Centroid
-34.76909999999999 , -58.64809999999999
Hits / Errors
23 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

200.123.53.0/24

Risk Max LOW Footprint 2.734% Hits 7
Prefix / IP version
/24 · IPv4
Network
200.123.53.0
Broadcast
200.123.53.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.144.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
186.39.144.0
Broadcast
186.39.144.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.156.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.39.156.0
Broadcast
186.39.156.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.20.15.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.20.15.0
Broadcast
181.20.15.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.153.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.39.153.0
Broadcast
186.39.153.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.20.9.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.20.9.0
Broadcast
181.20.9.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.20.12.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.20.12.0
Broadcast
181.20.12.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.135.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.39.135.0
Broadcast
186.39.135.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.20.0.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.20.0.0
Broadcast
181.20.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.177.30.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
201.177.30.0
Broadcast
201.177.30.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.20.14.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.20.14.0
Broadcast
181.20.14.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.57.16.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.57.16.0
Broadcast
186.57.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.57.26.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.57.26.0
Broadcast
186.57.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.177.16.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.177.16.0
Broadcast
201.177.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.20.3.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.20.3.0
Broadcast
181.20.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.128.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.39.128.0
Broadcast
186.39.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.154.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.39.154.0
Broadcast
186.39.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.158.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.39.158.0
Broadcast
186.39.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.57.30.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.57.30.0
Broadcast
186.57.30.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.57.31.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.57.31.0
Broadcast
186.57.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.177.19.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.177.19.0
Broadcast
201.177.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.177.2.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.177.2.0
Broadcast
201.177.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.132.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.39.132.0
Broadcast
186.39.132.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.57.25.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.57.25.0
Broadcast
186.57.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.177.15.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.177.15.0
Broadcast
201.177.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.177.25.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.177.25.0
Broadcast
201.177.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.177.6.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.177.6.0
Broadcast
201.177.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.133.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.39.133.0
Broadcast
186.39.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.39.150.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.39.150.0
Broadcast
186.39.150.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.57.20.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.57.20.0
Broadcast
186.57.20.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.7691 , -58.6481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2