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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.

170.233.28.0/24

Risk Max LOW Footprint 10.938% Hits 46
Prefix / IP version
/24 · IPv4
Network
170.233.28.0
Broadcast
170.233.28.255
Observed IPs / Subnet size
28 observed · 256 total
Centroid
-51.62866304347825 , -69.2404739130435
Hits / Errors
46 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.191.143.0/24

Risk Max LOW Footprint 10.547% Hits 39
Prefix / IP version
/24 · IPv4
Network
181.191.143.0
Broadcast
181.191.143.255
Observed IPs / Subnet size
27 observed · 256 total
Centroid
-51.62879999999999 , -69.23999230769233
Hits / Errors
39 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

170.233.31.0/24

Risk Max LOW Footprint 9.375% Hits 35
Prefix / IP version
/24 · IPv4
Network
170.233.31.0
Broadcast
170.233.31.255
Observed IPs / Subnet size
24 observed · 256 total
Centroid
-51.62971999999999 , -69.23675714285714
Hits / Errors
35 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.191.142.0/24

Risk Max LOW Footprint 6.250% Hits 28
Prefix / IP version
/24 · IPv4
Network
181.191.142.0
Broadcast
181.191.142.255
Observed IPs / Subnet size
16 observed · 256 total
Centroid
-51.63245 , -69.22715714285714
Hits / Errors
28 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

167.249.55.0/24

Risk Max LOW Footprint 3.125% Hits 18
Prefix / IP version
/24 · IPv4
Network
167.249.55.0
Broadcast
167.249.55.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-51.629850000000005 , -69.2363
Hits / Errors
18 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

160.238.206.0/24

Risk Max LOW Footprint 2.734% Hits 11
Prefix / IP version
/24 · IPv4
Network
160.238.206.0
Broadcast
160.238.206.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-51.628609090909094 , -69.24066363636365
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS265689 · Paralelo 52 TV SA
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

170.233.119.0/24

Risk Max LOW Footprint 1.953% Hits 8
Prefix / IP version
/24 · IPv4
Network
170.233.119.0
Broadcast
170.233.119.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

131.72.0.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
131.72.0.0
Broadcast
131.72.0.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-51.63439999999999 , -69.2203
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS28075 · ARLINK S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

45.177.129.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
45.177.129.0
Broadcast
45.177.129.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-51.625299999999996 , -69.2523
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS267895 · SICSATEL S.R.L.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.39.242.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
186.39.242.0
Broadcast
186.39.242.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-51.63440000000001 , -69.2203
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

168.227.4.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
168.227.4.0
Broadcast
168.227.4.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-51.627575 , -69.24430000000001
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS264680 · ESPACIOS SRL
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.39.250.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.39.250.0
Broadcast
186.39.250.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.39.251.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.39.251.0
Broadcast
186.39.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

200.59.92.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.59.92.0
Broadcast
200.59.92.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS10617 · SION S.A
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

170.233.117.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.233.117.0
Broadcast
170.233.117.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.118.112.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.118.112.0
Broadcast
181.118.112.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS28075 · ARLINK S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.39.255.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.39.255.0
Broadcast
186.39.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

200.59.88.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.59.88.0
Broadcast
200.59.88.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-51.6344 , -69.2203
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS10617 · SION S.A
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2