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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.

143.255.99.0/24

Risk Max LOW Footprint 7.812% Hits 32
Prefix / IP version
/24 · IPv4
Network
143.255.99.0
Broadcast
143.255.99.255
Observed IPs / Subnet size
20 observed · 256 total
Centroid
-28.471199999999996 , -48.8388
Hits / Errors
32 hits · 4 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

143.255.97.0/24

Risk Max LOW Footprint 7.812% Hits 30
Prefix / IP version
/24 · IPv4
Network
143.255.97.0
Broadcast
143.255.97.255
Observed IPs / Subnet size
20 observed · 256 total
Centroid
-28.937980000000003 , -49.50618000000001
Hits / Errors
30 hits · 4 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

143.255.96.0/24

Risk Max LOW Footprint 5.859% Hits 22
Prefix / IP version
/24 · IPv4
Network
143.255.96.0
Broadcast
143.255.96.255
Observed IPs / Subnet size
15 observed · 256 total
Centroid
-28.938127272727275 , -49.50767727272728
Hits / Errors
22 hits · 4 errors
First / Last seen
2026-02-09 02:00 · 2026-02-16 02:00
Top ASN
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

143.255.98.0/24

Risk Max LOW Footprint 4.688% Hits 15
Prefix / IP version
/24 · IPv4
Network
143.255.98.0
Broadcast
143.255.98.255
Observed IPs / Subnet size
12 observed · 256 total
Centroid
-28.471200000000003 , -48.8388
Hits / Errors
15 hits · 4 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

138.186.233.0/24

Risk Max LOW Footprint 4.297% Hits 13
Prefix / IP version
/24 · IPv4
Network
138.186.233.0
Broadcast
138.186.233.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-24.7337 , -53.8202
Hits / Errors
13 hits · 2 errors
First / Last seen
2026-02-09 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

131.255.210.0/24

Risk Max LOW Footprint 3.906% Hits 13
Prefix / IP version
/24 · IPv4
Network
131.255.210.0
Broadcast
131.255.210.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-25.7611 , -48.5729
Hits / Errors
13 hits · 2 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

170.231.4.0/24

Risk Max LOW Footprint 3.516% Hits 14
Prefix / IP version
/24 · IPv4
Network
170.231.4.0
Broadcast
170.231.4.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
-28.188800000000008 , -48.707
Hits / Errors
14 hits · 4 errors
First / Last seen
2026-02-10 02:00 · 2026-02-15 02:00
Top ASN
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

168.197.66.0/24

Risk Max LOW Footprint 3.125% Hits 13
Prefix / IP version
/24 · IPv4
Network
168.197.66.0
Broadcast
168.197.66.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-25.398599999999995 , -51.459999999999994
Hits / Errors
13 hits · 2 errors
First / Last seen
2026-02-09 02:00 · 2026-02-15 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

168.197.67.0/24

Risk Max LOW Footprint 3.125% Hits 10
Prefix / IP version
/24 · IPv4
Network
168.197.67.0
Broadcast
168.197.67.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-25.398599999999995 , -51.459999999999994
Hits / Errors
10 hits · 1 errors
First / Last seen
2026-02-09 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

187.49.143.0/24

Risk Max LOW Footprint 3.125% Hits 9
Prefix / IP version
/24 · IPv4
Network
187.49.143.0
Broadcast
187.49.143.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-25.717999999999993 , -53.73596666666666
Hits / Errors
9 hits · 3 errors
First / Last seen
2026-02-08 02:00 · 2026-02-15 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

45.71.240.0/24

Risk Max LOW Footprint 2.734% Hits 14
Prefix / IP version
/24 · IPv4
Network
45.71.240.0
Broadcast
45.71.240.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-21.3834 , -41.66420000000001
Hits / Errors
14 hits · 4 errors
First / Last seen
2026-02-08 02:00 · 2026-02-15 02:00
Top ASN
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

168.197.64.0/24

Risk Max LOW Footprint 2.344% Hits 9
Prefix / IP version
/24 · IPv4
Network
168.197.64.0
Broadcast
168.197.64.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-25.181 , -51.1107
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-09 02:00 · 2026-02-15 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.226.49.0/24

Risk Max LOW Footprint 2.344% Hits 9
Prefix / IP version
/24 · IPv4
Network
186.226.49.0
Broadcast
186.226.49.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-24.7337 , -53.8202
Hits / Errors
9 hits · 3 errors
First / Last seen
2026-02-09 02:00 · 2026-02-15 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

168.197.65.0/24

Risk Max LOW Footprint 2.344% Hits 6
Prefix / IP version
/24 · IPv4
Network
168.197.65.0
Broadcast
168.197.65.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-25.3986 , -51.46
Hits / Errors
6 hits · 3 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.226.54.0/24

Risk Max LOW Footprint 1.953% Hits 11
Prefix / IP version
/24 · IPv4
Network
186.226.54.0
Broadcast
186.226.54.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-25.3986 , -51.46000000000001
Hits / Errors
11 hits · 2 errors
First / Last seen
2026-02-09 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.226.50.0/24

Risk Max LOW Footprint 1.953% Hits 9
Prefix / IP version
/24 · IPv4
Network
186.226.50.0
Broadcast
186.226.50.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-24.7337 , -53.8202
Hits / Errors
9 hits · 3 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

45.71.241.0/24

Risk Max LOW Footprint 1.953% Hits 8
Prefix / IP version
/24 · IPv4
Network
45.71.241.0
Broadcast
45.71.241.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-21.3834 , -41.6642
Hits / Errors
8 hits · 2 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

138.186.235.0/24

Risk Max LOW Footprint 1.953% Hits 7
Prefix / IP version
/24 · IPv4
Network
138.186.235.0
Broadcast
138.186.235.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-24.7337 , -53.8202
Hits / Errors
7 hits · 1 errors
First / Last seen
2026-02-11 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.226.53.0/24

Risk Max LOW Footprint 1.953% Hits 5
Prefix / IP version
/24 · IPv4
Network
186.226.53.0
Broadcast
186.226.53.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-25.3986 , -51.46
Hits / Errors
5 hits · 2 errors
First / Last seen
2026-02-12 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.226.55.0/24

Risk Max LOW Footprint 1.562% Hits 15
Prefix / IP version
/24 · IPv4
Network
186.226.55.0
Broadcast
186.226.55.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-25.3986 , -51.46000000000001
Hits / Errors
15 hits · 0 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.226.52.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
186.226.52.0
Broadcast
186.226.52.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-25.3986 , -51.46
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

201.54.185.0/24

Risk Max LOW Footprint 1.172% Hits 7
Prefix / IP version
/24 · IPv4
Network
201.54.185.0
Broadcast
201.54.185.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-26.42770000000001 , -49.2423
Hits / Errors
7 hits · 2 errors
First / Last seen
2026-02-08 02:00 · 2026-02-15 02:00
Top ASN
AS273360 · MAXLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

138.186.234.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
138.186.234.0
Broadcast
138.186.234.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-24.7337 , -53.8202
Hits / Errors
6 hits · 1 errors
First / Last seen
2026-02-08 02:00 · 2026-02-16 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

45.190.160.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
45.190.160.0
Broadcast
45.190.160.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-19.8061 , -54.3277
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-08 02:00 · 2026-02-14 02:00
Top ASN
AS269657 · MPLINE TELECOM LTDA
Top organization / ISP
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.192.229.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.192.229.0
Broadcast
186.192.229.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-08 02:00 · 2026-02-15 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

45.161.162.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.161.162.0
Broadcast
45.161.162.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-18.5793 , -46.5216
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-12 02:00 · 2026-02-13 02:00
Top ASN
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

177.154.26.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.154.26.0
Broadcast
177.154.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.3822 , -41.7793
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-09 02:00 · 2026-02-13 02:00
Top ASN
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

200.53.9.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
200.53.9.0
Broadcast
200.53.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.9369 , -49.4952
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-11 02:00 · 2026-02-13 02:00
Top ASN
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.192.237.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.192.237.0
Broadcast
186.192.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-13 02:00 · 2026-02-16 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.192.226.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.192.226.0
Broadcast
186.192.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-09 02:00 · 2026-02-10 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

177.39.78.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.39.78.0
Broadcast
177.39.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.4712 , -48.8388
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-14 02:00 · 2026-02-15 02:00
Top ASN
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

187.49.142.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.49.142.0
Broadcast
187.49.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-14 02:00 · 2026-02-15 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

177.39.74.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.39.74.0
Broadcast
177.39.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.9387 , -49.5135
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-13 02:00 · 2026-02-14 02:00
Top ASN
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.192.235.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.192.235.0
Broadcast
186.192.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-12 02:00 · 2026-02-13 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

187.49.131.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.49.131.0
Broadcast
187.49.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-10 02:00 · 2026-02-11 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

131.255.208.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
131.255.208.0
Broadcast
131.255.208.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7611 , -48.5729
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-09 02:00 · 2026-02-10 02:00
Top ASN
AS262979 · LINE TELECOM LTDA
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

186.192.230.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.192.230.0
Broadcast
186.192.230.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-09 02:00 · 2026-02-10 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2

187.49.133.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.49.133.0
Broadcast
187.49.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-25.7308 , -53.7285
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-09 02:00 · 2026-02-10 02:00
Top ASN
AS28145 · RLINE TELECOM LTDA
Top organization / ISP
Top geo
Window / Updated
2026-02-09 → 2026-02-16 · Updated 2026-02-20 · v2