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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.

181.91.86.0/24

Risk Max LOW Footprint 23.047% Hits 85
Prefix / IP version
/24 · IPv4
Network
181.91.86.0
Broadcast
181.91.86.255
Observed IPs / Subnet size
59 observed · 256 total
Centroid
-25.286900000000006 , -57.65110000000003
Hits / Errors
85 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.91.84.0/24

Risk Max LOW Footprint 17.969% Hits 62
Prefix / IP version
/24 · IPv4
Network
181.91.84.0
Broadcast
181.91.84.255
Observed IPs / Subnet size
46 observed · 256 total
Centroid
-25.286899999999992 , -57.65110000000003
Hits / Errors
62 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.91.85.0/24

Risk Max LOW Footprint 17.188% Hits 74
Prefix / IP version
/24 · IPv4
Network
181.91.85.0
Broadcast
181.91.85.255
Observed IPs / Subnet size
44 observed · 256 total
Centroid
-25.2869 , -57.65110000000003
Hits / Errors
74 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.91.87.0/24

Risk Max LOW Footprint 16.016% Hits 59
Prefix / IP version
/24 · IPv4
Network
181.91.87.0
Broadcast
181.91.87.255
Observed IPs / Subnet size
41 observed · 256 total
Centroid
-25.2869 , -57.65110000000003
Hits / Errors
59 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.139.41.0/24

Risk Max LOW Footprint 6.250% Hits 22
Prefix / IP version
/24 · IPv4
Network
190.139.41.0
Broadcast
190.139.41.255
Observed IPs / Subnet size
16 observed · 256 total
Centroid
-27.468500000000002 , -58.83130000000001
Hits / Errors
22 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.139.42.0/24

Risk Max LOW Footprint 5.078% Hits 19
Prefix / IP version
/24 · IPv4
Network
190.139.42.0
Broadcast
190.139.42.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
-32.45478421052631 , -58.2201052631579
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.137.83.0/24

Risk Max LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
190.137.83.0
Broadcast
190.137.83.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-31.380699999999997 , -64.0691
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.229.150.0/24

Risk Max LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
190.229.150.0
Broadcast
190.229.150.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-26.189 , -58.182599999999994
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.93.115.0/24

Risk Max LOW Footprint 1.562% Hits 8
Prefix / IP version
/24 · IPv4
Network
181.93.115.0
Broadcast
181.93.115.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-33.0653 , -68.4712
Hits / Errors
8 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.105.73.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
181.105.73.0
Broadcast
181.105.73.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-26.398957142857142 , -54.64002857142857
Hits / Errors
7 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.138.21.0/24

Risk Max LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
190.138.21.0
Broadcast
190.138.21.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-25.591799999999996 , -54.5764
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.105.21.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.105.21.0
Broadcast
181.105.21.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-24.7831 , -65.4111
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

200.117.93.0/24

Risk Max LOW Footprint 1.172% Hits 7
Prefix / IP version
/24 · IPv4
Network
200.117.93.0
Broadcast
200.117.93.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-32.85 , -68.8167
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-25 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.110.19.0/24

Risk Max LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.110.19.0
Broadcast
181.110.19.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.34592 , -58.81722
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.138.120.0/24

Risk Max LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
190.138.120.0
Broadcast
190.138.120.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-33.118520000000004 , -68.47894
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.231.227.0/24

Risk Max LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
190.231.227.0
Broadcast
190.231.227.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-33.24980000000001 , -68.1454
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.230.14.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.230.14.0
Broadcast
190.230.14.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-33.0653 , -68.4712
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

200.45.205.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
200.45.205.0
Broadcast
200.45.205.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-32.954 , -60.6634
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.230.212.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.230.212.0
Broadcast
190.230.212.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-25.5918 , -54.5764
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.231.224.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.231.224.0
Broadcast
190.231.224.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-33.2498 , -68.1454
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-25 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.137.81.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
190.137.81.0
Broadcast
190.137.81.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-31.3807 , -64.0691
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.105.23.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.105.23.0
Broadcast
181.105.23.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-24.7831 , -65.4111
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.109.242.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.109.242.0
Broadcast
186.109.242.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-31.4057 , -64.1855
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.139.17.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
190.139.17.0
Broadcast
190.139.17.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-33.0653 , -68.4712
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.110.61.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
181.110.61.0
Broadcast
181.110.61.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.188999999999997 , -58.1826
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.109.108.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
186.109.108.0
Broadcast
186.109.108.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-32.85 , -68.8167
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

201.252.99.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
201.252.99.0
Broadcast
201.252.99.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.3655 , -63.4976
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.137.12.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
190.137.12.0
Broadcast
190.137.12.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.6696 , -63.9145
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.226.25.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
190.226.25.0
Broadcast
190.226.25.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.816 , -65.2154
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.14.153.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.14.153.0
Broadcast
181.14.153.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-32.95399999999999 , -60.6634
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.93.127.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.93.127.0
Broadcast
181.93.127.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.4326 , -66.85240000000002
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.92.28.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.92.28.0
Broadcast
181.92.28.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-24.1815 , -65.2938
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.90.66.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.90.66.0
Broadcast
181.90.66.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.6037 , -58.5337
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.94.131.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.94.131.0
Broadcast
181.94.131.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.7286 , -61.0919
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.91.126.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.91.126.0
Broadcast
181.91.126.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.5087 , -58.4803
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.137.39.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.137.39.0
Broadcast
190.137.39.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.4057 , -64.1855
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.229.115.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.229.115.0
Broadcast
190.229.115.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-33.0653 , -68.4712
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.229.164.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.229.164.0
Broadcast
190.229.164.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.816 , -65.2154
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.109.110.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
186.109.110.0
Broadcast
186.109.110.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-32.85 , -68.8167
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.108.144.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
186.108.144.0
Broadcast
186.108.144.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.816 , -65.2154
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
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