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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.

177.86.4.0/24

Risk Max LOW Footprint 5.078% Hits 18
Prefix / IP version
/24 · IPv4
Network
177.86.4.0
Broadcast
177.86.4.255
Observed IPs / Subnet size
13 observed · 256 total
Centroid
-28.286600000000004 , -52.4437
Hits / Errors
18 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

179.127.130.0/24

Risk Max LOW Footprint 3.516% Hits 17
Prefix / IP version
/24 · IPv4
Network
179.127.130.0
Broadcast
179.127.130.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
-28.34495294117647 , -52.445005882352945
Hits / Errors
17 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.75.148.0/24

Risk Max LOW Footprint 3.125% Hits 13
Prefix / IP version
/24 · IPv4
Network
177.75.148.0
Broadcast
177.75.148.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-29.051276923076923 , -51.774330769230765
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

187.4.36.0/24

Risk Max LOW Footprint 2.734% Hits 13
Prefix / IP version
/24 · IPv4
Network
187.4.36.0
Broadcast
187.4.36.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-28.850353846153844 , -52.05117692307692
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS8167 · V tal
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.72.86.0/24

Risk Max LOW Footprint 2.734% Hits 8
Prefix / IP version
/24 · IPv4
Network
177.72.86.0
Broadcast
177.72.86.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-28.2866 , -52.44369999999999
Hits / Errors
8 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

131.221.12.0/24

Risk Max LOW Footprint 2.344% Hits 10
Prefix / IP version
/24 · IPv4
Network
131.221.12.0
Broadcast
131.221.12.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS52892 · COPREL TELECOM LTDA
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

187.4.20.0/24

Risk Max LOW Footprint 1.953% Hits 6
Prefix / IP version
/24 · IPv4
Network
187.4.20.0
Broadcast
187.4.20.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-29.202699999999997 , -51.80584999999999
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS8167 · V tal
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

131.221.15.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
131.221.15.0
Broadcast
131.221.15.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS52892 · COPREL TELECOM LTDA
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

200.218.233.0/24

Risk Max LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
200.218.233.0
Broadcast
200.218.233.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-28.00805 , -52.308
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

131.221.14.0/24

Risk Max LOW Footprint 1.172% Hits 7
Prefix / IP version
/24 · IPv4
Network
131.221.14.0
Broadcast
131.221.14.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-28.286599999999996 , -52.4437
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS52892 · COPREL TELECOM LTDA
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

168.194.57.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
168.194.57.0
Broadcast
168.194.57.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-28.2866 , -52.4437
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

131.221.13.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
131.221.13.0
Broadcast
131.221.13.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-28.286600000000004 , -52.4437
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
AS52892 · COPREL TELECOM LTDA
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

45.190.251.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
45.190.251.0
Broadcast
45.190.251.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.63772 , -52.07446
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.10.218.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.10.218.0
Broadcast
177.10.218.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.286600000000004 , -52.4437
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-28 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

187.4.21.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
187.4.21.0
Broadcast
187.4.21.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.897333333333336 , -52.01846666666666
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS8167 · V tal
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

191.184.164.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
191.184.164.0
Broadcast
191.184.164.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.82.161.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.82.161.0
Broadcast
177.82.161.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

191.184.165.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
191.184.165.0
Broadcast
191.184.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.286600000000004 , -52.4437
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.10.217.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.10.217.0
Broadcast
177.10.217.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.223.240.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.223.240.0
Broadcast
186.223.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.87.224.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.87.224.0
Broadcast
177.87.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2669 , -52.403
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.82.162.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.82.162.0
Broadcast
177.82.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

179.110.142.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.110.142.0
Broadcast
179.110.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.207.234.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.207.234.0
Broadcast
186.207.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

191.5.6.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.5.6.0
Broadcast
191.5.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2669 , -52.403
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

200.240.248.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.240.248.0
Broadcast
200.240.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS28283 · Adylnet Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.22.87.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.22.87.0
Broadcast
177.22.87.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS52892 · COPREL TELECOM LTDA
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

189.7.195.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.7.195.0
Broadcast
189.7.195.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.39.39.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.39.39.0
Broadcast
177.39.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

191.5.27.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.5.27.0
Broadcast
191.5.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2669 , -52.403
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

200.240.244.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.240.244.0
Broadcast
200.240.244.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS28283 · Adylnet Telecom
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.22.80.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.22.80.0
Broadcast
177.22.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS52892 · COPREL TELECOM LTDA
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

179.232.188.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.232.188.0
Broadcast
179.232.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

189.7.193.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.7.193.0
Broadcast
189.7.193.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.10.216.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.10.216.0
Broadcast
177.10.216.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.2866 , -52.4437
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2