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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.

138.204.36.0/24

Risk Max LOW Footprint 3.906% Hits 14
Prefix / IP version
/24 · IPv4
Network
138.204.36.0
Broadcast
138.204.36.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-20.797928571428574 , -49.36535714285715
Hits / Errors
14 hits · 1 errors
First / Last seen
2026-02-16 02:00 · 2026-02-22 02:00
Top ASN
AS61775 · AW Fibra
Top organization / ISP
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

138.204.39.0/24

Risk Max LOW Footprint 2.734% Hits 14
Prefix / IP version
/24 · IPv4
Network
138.204.39.0
Broadcast
138.204.39.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-20.773578571428573 , -49.35865714285715
Hits / Errors
14 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-22 02:00
Top ASN
AS61775 · AW Fibra
Top organization / ISP
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

138.204.38.0/24

Risk Max LOW Footprint 1.953% Hits 10
Prefix / IP version
/24 · IPv4
Network
138.204.38.0
Broadcast
138.204.38.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-20.799319999999998 , -49.36574
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-23 02:00
Top ASN
AS61775 · AW Fibra
Top organization / ISP
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

200.229.87.0/24

Risk Max LOW Footprint 1.562% Hits 9
Prefix / IP version
/24 · IPv4
Network
200.229.87.0
Broadcast
200.229.87.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-20.78633333333333 , -49.36216666666667
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-15 02:00 · 2026-02-23 02:00
Top ASN
AS61775 · AW Fibra
Top organization / ISP
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

138.204.37.0/24

Risk Max LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
138.204.37.0
Broadcast
138.204.37.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-20.7701 , -49.3577
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-19 02:00 · 2026-02-22 02:00
Top ASN
AS61775 · AW Fibra
Top organization / ISP
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2

200.229.85.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
200.229.85.0
Broadcast
200.229.85.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-21.1391 , -48.9732
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-17 02:00 · 2026-02-22 02:00
Top ASN
AS61775 · AW Fibra
Top geo
Window / Updated
2026-02-16 → 2026-02-23 · Updated 2026-02-24 · v2