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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.

181.209.97.0/24

Risk Max LOW Footprint 3.125% Hits 13
Prefix / IP version
/24 · IPv4
Network
181.209.97.0
Broadcast
181.209.97.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-31.579776923076924 , -66.13896923076923
Hits / Errors
13 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

181.209.119.0/24

Risk Max LOW Footprint 3.125% Hits 12
Prefix / IP version
/24 · IPv4
Network
181.209.119.0
Broadcast
181.209.119.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-30.371858333333325 , -60.80341666666667
Hits / Errors
12 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

181.209.110.0/24

Risk Max LOW Footprint 3.125% Hits 8
Prefix / IP version
/24 · IPv4
Network
181.209.110.0
Broadcast
181.209.110.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-30.63125 , -62.39
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.95.0/24

Risk Max LOW Footprint 2.734% Hits 12
Prefix / IP version
/24 · IPv4
Network
181.209.95.0
Broadcast
181.209.95.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-31.52484166666666 , -63.790924999999994
Hits / Errors
12 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

181.209.111.0/24

Risk Max LOW Footprint 2.734% Hits 11
Prefix / IP version
/24 · IPv4
Network
181.209.111.0
Broadcast
181.209.111.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-29.04892727272727 , -62.44994545454544
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.96.0/24

Risk Max LOW Footprint 2.734% Hits 9
Prefix / IP version
/24 · IPv4
Network
181.209.96.0
Broadcast
181.209.96.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-29.591211111111118 , -62.059177777777776
Hits / Errors
9 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

181.209.108.0/24

Risk Max LOW Footprint 2.344% Hits 10
Prefix / IP version
/24 · IPv4
Network
181.209.108.0
Broadcast
181.209.108.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-29.66078 , -62.48931
Hits / Errors
10 hits · 1 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

181.209.75.0/24

Risk Max LOW Footprint 2.344% Hits 7
Prefix / IP version
/24 · IPv4
Network
181.209.75.0
Broadcast
181.209.75.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-27.6483 , -67.0372
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.36.0/24

Risk Max LOW Footprint 1.953% Hits 10
Prefix / IP version
/24 · IPv4
Network
181.209.36.0
Broadcast
181.209.36.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-36.6627 , -64.58645
Hits / Errors
10 hits · 1 errors
First / Last seen
2026-03-10 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.86.0/24

Risk Max LOW Footprint 1.953% Hits 8
Prefix / IP version
/24 · IPv4
Network
181.209.86.0
Broadcast
181.209.86.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-37.25165 , -65.96768750000001
Hits / Errors
8 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

181.209.88.0/24

Risk Max LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
181.209.88.0
Broadcast
181.209.88.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-26.184942857142858 , -64.69644285714286
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

181.209.105.0/24

Risk Max LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
181.209.105.0
Broadcast
181.209.105.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-35.198742857142854 , -63.768414285714286
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.93.0/24

Risk Max LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
181.209.93.0
Broadcast
181.209.93.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-28.969785714285713 , -66.9976
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.79.0/24

Risk Max LOW Footprint 1.953% Hits 6
Prefix / IP version
/24 · IPv4
Network
181.209.79.0
Broadcast
181.209.79.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-30.86566666666667 , -63.28265
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.104.0/24

Risk Max LOW Footprint 1.953% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.209.104.0
Broadcast
181.209.104.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-35.79052 , -62.89095999999999
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.109.0/24

Risk Max LOW Footprint 1.953% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.209.109.0
Broadcast
181.209.109.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-30.7429 , -63.83124
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.78.0/24

Risk Max LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
181.209.78.0
Broadcast
181.209.78.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-29.737683333333333 , -62.3468
Hits / Errors
6 hits · 1 errors
First / Last seen
2026-03-08 02:00 · 2026-03-12 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.91.0/24

Risk Max LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.209.91.0
Broadcast
181.209.91.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-38.8774 , -62.92008
Hits / Errors
5 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

181.209.112.0/24

Risk Max LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.209.112.0
Broadcast
181.209.112.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-27.352980000000002 , -63.84174
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.116.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.116.0
Broadcast
181.209.116.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-33.998525 , -61.742374999999996
Hits / Errors
4 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

181.209.121.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.121.0
Broadcast
181.209.121.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-30.042825 , -60.3114
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.118.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.118.0
Broadcast
181.209.118.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-30.304600000000004 , -62.84637500000001
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.100.0/24

Risk Max LOW Footprint 1.172% Hits 8
Prefix / IP version
/24 · IPv4
Network
181.209.100.0
Broadcast
181.209.100.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-30.5865875 , -61.288012499999994
Hits / Errors
8 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

181.209.89.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.89.0
Broadcast
181.209.89.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-35.184825 , -61.856849999999994
Hits / Errors
4 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

181.209.90.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.90.0
Broadcast
181.209.90.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-26.741075000000002 , -61.877824999999994
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.69.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.69.0
Broadcast
181.209.69.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-40.511475 , -67.945775
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.122.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.122.0
Broadcast
181.209.122.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.4152 , -58.6868
Hits / Errors
4 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

181.209.98.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.98.0
Broadcast
181.209.98.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-29.38 , -64.66875
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.102.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.102.0
Broadcast
181.209.102.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-28.736075 , -60.157
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.106.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.106.0
Broadcast
181.209.106.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.384249999999994 , -62.0965
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-12 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.87.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.87.0
Broadcast
181.209.87.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-31.64975 , -58.6199
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.80.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.209.80.0
Broadcast
181.209.80.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-30.75476666666667 , -59.5306
Hits / Errors
3 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

181.209.99.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.209.99.0
Broadcast
181.209.99.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-32.252066666666664 , -58.50986666666666
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.113.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.209.113.0
Broadcast
181.209.113.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-27.064400000000003 , -64.2624
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.82.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.209.82.0
Broadcast
181.209.82.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.23623333333333 , -61.1878
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.125.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
181.209.125.0
Broadcast
181.209.125.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-27.822116666666663 , -60.76155
Hits / Errors
6 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

181.209.92.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.92.0
Broadcast
181.209.92.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-32.924025 , -57.983075
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-03-11 02:00 · 2026-03-13 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.107.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.107.0
Broadcast
181.209.107.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.591050000000003 , -63.2479
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-12 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.83.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.83.0
Broadcast
181.209.83.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.205475 , -62.174425
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.209.117.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.209.117.0
Broadcast
181.209.117.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-36.2673 , -63.1652
Hits / Errors
3 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
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