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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.

181.94.228.0/24

Risk Max 1 LOW Footprint 35.156% Hits 127
Prefix / IP version
/24 · IPv4
Network
181.94.228.0
Broadcast
181.94.228.255
Observed IPs / Subnet size
90 observed · 256 total
Centroid
-25.286900000000017 , -57.651100000000035
Hits / Errors
127 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

181.94.226.0/24

Risk Max LOW Footprint 29.297% Hits 103
Prefix / IP version
/24 · IPv4
Network
181.94.226.0
Broadcast
181.94.226.255
Observed IPs / Subnet size
75 observed · 256 total
Centroid
-25.286900000000003 , -57.651100000000035
Hits / Errors
103 hits · 1 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

181.94.227.0/24

Risk Max LOW Footprint 23.828% Hits 90
Prefix / IP version
/24 · IPv4
Network
181.94.227.0
Broadcast
181.94.227.255
Observed IPs / Subnet size
61 observed · 256 total
Centroid
-25.28690000000001 , -57.651100000000035
Hits / Errors
90 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

181.91.86.0/24

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

181.85.209.0/24

Risk Max LOW Footprint 19.141% Hits 61
Prefix / IP version
/24 · IPv4
Network
181.85.209.0
Broadcast
181.85.209.255
Observed IPs / Subnet size
49 observed · 256 total
Centroid
-25.286899999999996 , -57.65110000000003
Hits / Errors
61 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

181.94.229.0/24

Risk Max LOW Footprint 15.234% Hits 52
Prefix / IP version
/24 · IPv4
Network
181.94.229.0
Broadcast
181.94.229.255
Observed IPs / Subnet size
39 observed · 256 total
Centroid
-25.28689999999999 , -57.65110000000003
Hits / Errors
52 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

181.94.232.0/24

Risk Max LOW Footprint 15.234% Hits 51
Prefix / IP version
/24 · IPv4
Network
181.94.232.0
Broadcast
181.94.232.255
Observed IPs / Subnet size
39 observed · 256 total
Centroid
-27.332300000000004 , -55.865699999999975
Hits / Errors
51 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

181.85.208.0/24

Risk Max LOW Footprint 13.281% Hits 52
Prefix / IP version
/24 · IPv4
Network
181.85.208.0
Broadcast
181.85.208.255
Observed IPs / Subnet size
34 observed · 256 total
Centroid
-25.2869 , -57.65110000000003
Hits / Errors
52 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

181.94.233.0/24

Risk Max LOW Footprint 12.500% Hits 51
Prefix / IP version
/24 · IPv4
Network
181.94.233.0
Broadcast
181.94.233.255
Observed IPs / Subnet size
32 observed · 256 total
Centroid
-27.22559607843138 , -55.7940156862745
Hits / Errors
51 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

181.94.224.0/24

Risk Max LOW Footprint 12.500% Hits 40
Prefix / IP version
/24 · IPv4
Network
181.94.224.0
Broadcast
181.94.224.255
Observed IPs / Subnet size
32 observed · 256 total
Centroid
-25.28689999999998 , -57.65110000000002
Hits / Errors
40 hits · 1 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

181.85.210.0/24

Risk Max LOW Footprint 8.594% Hits 28
Prefix / IP version
/24 · IPv4
Network
181.85.210.0
Broadcast
181.85.210.255
Observed IPs / Subnet size
22 observed · 256 total
Centroid
-25.286899999999992 , -57.65110000000003
Hits / Errors
28 hits · 1 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

181.94.225.0/24

Risk Max LOW Footprint 8.203% Hits 34
Prefix / IP version
/24 · IPv4
Network
181.94.225.0
Broadcast
181.94.225.255
Observed IPs / Subnet size
21 observed · 256 total
Centroid
-25.28689999999999 , -57.651100000000014
Hits / Errors
34 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

181.85.211.0/24

Risk Max LOW Footprint 3.906% Hits 12
Prefix / IP version
/24 · IPv4
Network
181.85.211.0
Broadcast
181.85.211.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-25.2869 , -57.65110000000001
Hits / Errors
12 hits · 0 errors
First / Last seen
2026-02-23 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

190.104.140.0/24

Risk Max LOW Footprint 1.953% Hits 5
Prefix / IP version
/24 · IPv4
Network
190.104.140.0
Broadcast
190.104.140.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-25.2869 , -57.6511
Hits / Errors
5 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

181.94.250.0/24

Risk Max LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.94.250.0
Broadcast
181.94.250.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-25.366660000000003 , -57.373059999999995
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-01 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.104.133.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.104.133.0
Broadcast
190.104.133.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-25.2869 , -57.6511
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-01 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

190.104.180.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
190.104.180.0
Broadcast
190.104.180.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-25.2869 , -57.65110000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 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

181.1.155.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.1.155.0
Broadcast
181.1.155.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-25.4305 , -55.2541
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.103.0.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.103.0.0
Broadcast
181.103.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.491 , -57.4557
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-03-01 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.103.1.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.103.1.0
Broadcast
181.103.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.2865 , -57.647
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 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

181.94.242.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.94.242.0
Broadcast
181.94.242.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.2869 , -57.6511
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 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

181.103.2.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.103.2.0
Broadcast
181.103.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.2637 , -57.5759
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 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

181.94.220.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.94.220.0
Broadcast
181.94.220.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.3949 , -57.5357
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.1.154.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.1.154.0
Broadcast
181.1.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.5036 , -54.6507
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.94.244.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.94.244.0
Broadcast
181.94.244.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.3468 , -57.6065
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.1.153.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.1.153.0
Broadcast
181.1.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.3386 , -57.5217
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.94.234.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.94.234.0
Broadcast
181.94.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.3552 , -57.4454
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS27895 · Núcleo S.A.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.104.135.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.104.135.0
Broadcast
190.104.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.2869 , -57.6511
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 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