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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.

201.21.155.0/24

Risk Max LOW Footprint 3.906% Hits 18
Prefix / IP version
/24 · IPv4
Network
201.21.155.0
Broadcast
201.21.155.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-23.270499999999995 , -51.2746
Hits / Errors
18 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.219.183.0/24

Risk Max LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
186.219.183.0
Broadcast
186.219.183.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.219.179.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.219.179.0
Broadcast
186.219.179.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.4.79.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.4.79.0
Broadcast
177.4.79.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-24.38655 , -50.2827
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS8167 · V tal
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.201.250.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.201.250.0
Broadcast
177.201.250.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS8167 · V tal
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

143.0.113.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
143.0.113.0
Broadcast
143.0.113.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.4.76.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.4.76.0
Broadcast
177.4.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top ASN
AS8167 · V tal
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.216.18.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.216.18.0
Broadcast
186.216.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

179.189.90.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
179.189.90.0
Broadcast
179.189.90.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.154.226.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.154.226.0
Broadcast
177.154.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

143.0.112.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.0.112.0
Broadcast
143.0.112.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

143.0.115.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.0.115.0
Broadcast
143.0.115.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

189.34.99.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.34.99.0
Broadcast
189.34.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

143.0.114.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.0.114.0
Broadcast
143.0.114.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

186.219.182.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.219.182.0
Broadcast
186.219.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.2705 , -51.2746
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2