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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.

181.46.57.0/24

Risk Max 1 LOW Footprint 25.781% Hits 118
Prefix / IP version
/24 · IPv4
Network
181.46.57.0
Broadcast
181.46.57.255
Observed IPs / Subnet size
66 observed · 256 total
Centroid
-34.69750000000005 , -58.58340000000008
Hits / Errors
118 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.137.0/24

Risk Max LOW Footprint 36.328% Hits 168
Prefix / IP version
/24 · IPv4
Network
181.46.137.0
Broadcast
181.46.137.255
Observed IPs / Subnet size
93 observed · 256 total
Centroid
-34.71900000000004 , -58.2996999999999
Hits / Errors
168 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.9.0/24

Risk Max LOW Footprint 35.156% Hits 170
Prefix / IP version
/24 · IPv4
Network
181.46.9.0
Broadcast
181.46.9.255
Observed IPs / Subnet size
90 observed · 256 total
Centroid
-34.66709999999997 , -58.66909999999997
Hits / Errors
170 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.136.0/24

Risk Max LOW Footprint 34.766% Hits 147
Prefix / IP version
/24 · IPv4
Network
181.46.136.0
Broadcast
181.46.136.255
Observed IPs / Subnet size
89 observed · 256 total
Centroid
-34.71889999999997 , -58.260400000000025
Hits / Errors
147 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.55.123.0/24

Risk Max LOW Footprint 32.812% Hits 139
Prefix / IP version
/24 · IPv4
Network
190.55.123.0
Broadcast
190.55.123.255
Observed IPs / Subnet size
84 observed · 256 total
Centroid
-34.46150000000001 , -58.931899999999956
Hits / Errors
139 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.55.253.0/24

Risk Max LOW Footprint 32.031% Hits 143
Prefix / IP version
/24 · IPv4
Network
190.55.253.0
Broadcast
190.55.253.255
Observed IPs / Subnet size
82 observed · 256 total
Centroid
-34.697534965035025 , -58.58345734265742
Hits / Errors
143 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.66.0/24

Risk Max LOW Footprint 23.438% Hits 106
Prefix / IP version
/24 · IPv4
Network
181.46.66.0
Broadcast
181.46.66.255
Observed IPs / Subnet size
60 observed · 256 total
Centroid
-34.81500000000002 , -58.46930000000001
Hits / Errors
106 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.19.123.0/24

Risk Max LOW Footprint 23.047% Hits 105
Prefix / IP version
/24 · IPv4
Network
186.19.123.0
Broadcast
186.19.123.255
Observed IPs / Subnet size
59 observed · 256 total
Centroid
-34.69980380952379 , -58.6298771428571
Hits / Errors
105 hits · 2 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.69.0/24

Risk Max LOW Footprint 23.047% Hits 102
Prefix / IP version
/24 · IPv4
Network
181.46.69.0
Broadcast
181.46.69.255
Observed IPs / Subnet size
59 observed · 256 total
Centroid
-34.48360000000002 , -58.931899999999985
Hits / Errors
102 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.166.0/24

Risk Max LOW Footprint 21.875% Hits 85
Prefix / IP version
/24 · IPv4
Network
181.46.166.0
Broadcast
181.46.166.255
Observed IPs / Subnet size
56 observed · 256 total
Centroid
-34.54070000000001 , -58.5625
Hits / Errors
85 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.68.0/24

Risk Max LOW Footprint 21.484% Hits 82
Prefix / IP version
/24 · IPv4
Network
181.46.68.0
Broadcast
181.46.68.255
Observed IPs / Subnet size
55 observed · 256 total
Centroid
-34.83899999999998 , -58.51680000000002
Hits / Errors
82 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.19.22.0/24

Risk Max LOW Footprint 19.922% Hits 96
Prefix / IP version
/24 · IPv4
Network
186.19.22.0
Broadcast
186.19.22.255
Observed IPs / Subnet size
51 observed · 256 total
Centroid
-34.50759999999999 , -58.68630000000001
Hits / Errors
96 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.71.0/24

Risk Max LOW Footprint 19.141% Hits 76
Prefix / IP version
/24 · IPv4
Network
181.46.71.0
Broadcast
181.46.71.255
Observed IPs / Subnet size
49 observed · 256 total
Centroid
-34.40970000000001 , -58.71430000000002
Hits / Errors
76 hits · 3 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.164.0/24

Risk Max LOW Footprint 17.188% Hits 63
Prefix / IP version
/24 · IPv4
Network
181.46.164.0
Broadcast
181.46.164.255
Observed IPs / Subnet size
44 observed · 256 total
Centroid
-34.54070000000001 , -58.5625
Hits / Errors
63 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.185.0/24

Risk Max LOW Footprint 12.891% Hits 50
Prefix / IP version
/24 · IPv4
Network
181.46.185.0
Broadcast
181.46.185.255
Observed IPs / Subnet size
33 observed · 256 total
Centroid
-34.766100000000016 , -58.39570000000001
Hits / Errors
50 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.139.0/24

Risk Max LOW Footprint 11.328% Hits 38
Prefix / IP version
/24 · IPv4
Network
181.46.139.0
Broadcast
181.46.139.255
Observed IPs / Subnet size
29 observed · 256 total
Centroid
-35.96350526315789 , -59.95378947368422
Hits / Errors
38 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.112.0/24

Risk Max LOW Footprint 7.422% Hits 29
Prefix / IP version
/24 · IPv4
Network
181.46.112.0
Broadcast
181.46.112.255
Observed IPs / Subnet size
19 observed · 256 total
Centroid
-34.815 , -58.46929999999998
Hits / Errors
29 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.55.131.0/24

Risk Max LOW Footprint 7.422% Hits 27
Prefix / IP version
/24 · IPv4
Network
190.55.131.0
Broadcast
190.55.131.255
Observed IPs / Subnet size
19 observed · 256 total
Centroid
-36.0 , -59.9964
Hits / Errors
27 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.160.0/24

Risk Max LOW Footprint 6.641% Hits 34
Prefix / IP version
/24 · IPv4
Network
181.46.160.0
Broadcast
181.46.160.255
Observed IPs / Subnet size
17 observed · 256 total
Centroid
-34.4727 , -58.524300000000004
Hits / Errors
34 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.47.126.0/24

Risk Max LOW Footprint 5.859% Hits 19
Prefix / IP version
/24 · IPv4
Network
181.47.126.0
Broadcast
181.47.126.255
Observed IPs / Subnet size
15 observed · 256 total
Centroid
-34.54070000000001 , -58.5625
Hits / Errors
19 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.138.0/24

Risk Max LOW Footprint 5.469% Hits 19
Prefix / IP version
/24 · IPv4
Network
181.46.138.0
Broadcast
181.46.138.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
-35.921510526315785 , -59.9166052631579
Hits / Errors
19 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.55.112.0/24

Risk Max LOW Footprint 5.078% Hits 17
Prefix / IP version
/24 · IPv4
Network
190.55.112.0
Broadcast
190.55.112.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
-34.54070000000001 , -58.5625
Hits / Errors
17 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

201.139.180.0/24

Risk Max LOW Footprint 2.734% Hits 21
Prefix / IP version
/24 · IPv4
Network
201.139.180.0
Broadcast
201.139.180.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
17.494199999999996 , -98.5728
Hits / Errors
21 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.165.0/24

Risk Max LOW Footprint 2.344% Hits 9
Prefix / IP version
/24 · IPv4
Network
181.46.165.0
Broadcast
181.46.165.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-34.6176 , -58.3809
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

201.131.201.0/24

Risk Max LOW Footprint 1.562% Hits 8
Prefix / IP version
/24 · IPv4
Network
201.131.201.0
Broadcast
201.131.201.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
19.3815 , -98.1708
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

201.139.183.0/24

Risk Max LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
201.139.183.0
Broadcast
201.139.183.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
19.0078 , -98.1913
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.76.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.46.76.0
Broadcast
181.46.76.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-34.4674 , -58.649
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.19.74.0/24

Risk Max LOW Footprint 1.172% Hits 7
Prefix / IP version
/24 · IPv4
Network
186.19.74.0
Broadcast
186.19.74.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.46221428571429 , -58.67464285714285
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.55.3.0/24

Risk Max LOW Footprint 1.172% Hits 6
Prefix / IP version
/24 · IPv4
Network
190.55.3.0
Broadcast
190.55.3.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.6805 , -58.494400000000006
Hits / Errors
6 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

38.56.88.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
38.56.88.0
Broadcast
38.56.88.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-32.5669 , -64.3846
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

201.131.202.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
201.131.202.0
Broadcast
201.131.202.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
19.375825 , -98.12507500000001
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.19.117.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.19.117.0
Broadcast
186.19.117.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.7 , -58.5875
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.238.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.46.238.0
Broadcast
181.46.238.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-34.6142 , -58.3811
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.18.143.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.18.143.0
Broadcast
186.18.143.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-36.0 , -59.9964
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

201.131.203.0/24

Risk Max LOW Footprint 0.781% Hits 8
Prefix / IP version
/24 · IPv4
Network
201.131.203.0
Broadcast
201.131.203.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
19.37015 , -98.07935
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.46.121.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
181.46.121.0
Broadcast
181.46.121.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.66583333333333 , -58.4701
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

138.59.247.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
138.59.247.0
Broadcast
138.59.247.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.153499999999998 , -63.39950000000001
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

190.55.15.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
190.55.15.0
Broadcast
190.55.15.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.650400000000005 , -58.38779999999999
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.47.232.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
181.47.232.0
Broadcast
181.47.232.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-35.44164 , -59.37576
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS27747 · Telecentro S.A.
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

138.186.151.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
138.186.151.0
Broadcast
138.186.151.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-31.6618 , -63.6915
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
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