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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.

177.86.215.0/24

Risk Max LOW Footprint 4.297% Hits 14
Prefix / IP version
/24 · IPv4
Network
177.86.215.0
Broadcast
177.86.215.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-13.208500000000003 , -43.2962
Hits / Errors
14 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.234.165.0/24

Risk Max LOW Footprint 3.125% Hits 9
Prefix / IP version
/24 · IPv4
Network
177.234.165.0
Broadcast
177.234.165.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-13.2085 , -43.2962
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS263250 · Barbosa & Costa Ltda
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.91.111.0/24

Risk Max LOW Footprint 1.172% Hits 6
Prefix / IP version
/24 · IPv4
Network
177.91.111.0
Broadcast
177.91.111.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-13.2085 , -43.2962
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.91.109.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.91.109.0
Broadcast
177.91.109.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-13.2085 , -43.2962
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.91.104.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.91.104.0
Broadcast
177.91.104.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-13.2085 , -43.2962
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

181.191.153.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.191.153.0
Broadcast
181.191.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-13.2085 , -43.2962
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

177.91.96.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.91.96.0
Broadcast
177.91.96.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-13.2085 , -43.2962
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

189.89.240.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.89.240.0
Broadcast
189.89.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-13.255 , -43.4181
Hits / Errors
1 hits · 0 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

181.191.154.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.191.154.0
Broadcast
181.191.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-13.2085 , -43.2962
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.234.164.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.234.164.0
Broadcast
177.234.164.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-13.2085 , -43.2962
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS263250 · Barbosa & Costa Ltda
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

177.66.246.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.66.246.0
Broadcast
177.66.246.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-13.255 , -43.4181
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