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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.
Active filter: Microsoft Azure Cloud (brazilsouth) · Clear
Snapshot 2026-03-22 Results — Page 1 / 1

191.233.1.0/24

Risk Max — LOW Footprint 2.344% Hits 6
Prefix / IP version
/24 · IPv4
Network
191.233.1.0
Broadcast
191.233.1.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-23.55 , -46.633
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top ASN
AS8075 · Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (brazilsouth) · Microsoft Corporation
Top geo
Brazil · Sao Paulo · São Paulo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

191.235.66.0/24

Risk Max — LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
191.235.66.0
Broadcast
191.235.66.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-23.55 , -46.633
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS8075 · Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (brazilsouth) · Microsoft Corporation
Top geo
Brazil · Sao Paulo · São Paulo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

191.235.99.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
191.235.99.0
Broadcast
191.235.99.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-23.55 , -46.633
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS8075 · Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (brazilsouth) · Microsoft Corporation
Top geo
Brazil · Sao Paulo · São Paulo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

23.97.109.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
23.97.109.0
Broadcast
23.97.109.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-23.55 , -46.633
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS8075 · Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (brazilsouth) · Microsoft Corporation
Top geo
Brazil · Sao Paulo · São Paulo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

191.239.245.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.239.245.0
Broadcast
191.239.245.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.55 , -46.633
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
AS8075 · Microsoft Corporation
Top organization / ISP
Microsoft Azure Cloud (brazilsouth) · Microsoft Corporation
Top geo
Brazil · Sao Paulo · São Paulo
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →