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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.

181.209.90.0/24

Risk Max LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.209.90.0
Broadcast
181.209.90.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-26.741075000000002 , -61.877824999999994
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-13 02:00
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

190.185.199.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
190.185.199.0
Broadcast
190.185.199.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-23.1371 , -64.3243
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-13 02:00
Top ASN
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.238.15.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.238.15.0
Broadcast
181.238.15.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.875149999999998 , -61.35075
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-12 02:00
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.90.206.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.90.206.0
Broadcast
181.90.206.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-23.1361 , -64.3231
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.253.157.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
201.253.157.0
Broadcast
201.253.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.1361 , -64.3231
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

201.253.145.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.253.145.0
Broadcast
201.253.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.1361 , -64.3231
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.85.250.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.85.250.0
Broadcast
181.85.250.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.1361 , -64.3231
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

186.124.148.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.124.148.0
Broadcast
186.124.148.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.1361 , -64.3231
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.97.224.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.97.224.0
Broadcast
181.97.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.1361 , -64.3231
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

181.81.157.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.81.157.0
Broadcast
181.81.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.1361 , -64.3231
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2