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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: Vacaria · Clear
Snapshot 2026-03-04 Results 7 Page 1 / 1

138.255.122.0/24

Risk Max — LOW Footprint 2.734% Hits 10
Prefix / IP version
/24 · IPv4
Network
138.255.122.0
Broadcast
138.255.122.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-28.412199999999995 , -50.9443
Hits / Errors
10 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS263441 · MA SOLUCOES EM TECNOLOGIA LTDA - ME
Top organization / ISP
MA SOLUCOES EM TECNOLOGIA LTDA - ME · MA SOLUCOES EM TECNOLOGIA LTDA - ME
Top geo
Brazil · Rio Grande do Sul · Vacaria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.237.186.0/24

Risk Max — LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
186.237.186.0
Broadcast
186.237.186.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-28.603679999999997 , -50.9757
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS263018 · Zapelini & Cia. Ltda.
Top organization / ISP
Zapelini & Cia. Ltda · Zapelini & Cia. Ltda.
Top geo
Brazil · Rio Grande do Sul · Vacaria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.237.180.0/24

Risk Max — LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
186.237.180.0
Broadcast
186.237.180.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.412199999999995 , -50.9443
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS263018 · Zapelini & Cia. Ltda.
Top organization / ISP
Zapelini & Cia. Ltda · Zapelini & Cia. Ltda.
Top geo
Brazil · Rio Grande do Sul · Vacaria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.91.11.0/24

Risk Max — LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.91.11.0
Broadcast
177.91.11.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.412199999999995 , -50.9443
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS61897 · HP COMERCIO E SERVICOS DE TECNOLOGIA E TELECOM LTD
Top organization / ISP
HP COMERCIO E SERVICOS DE TECNOLOGIA E TELECOM LTD · HP COMERCIO E SERVICOS DE TECNOLOGIA E TELECOM LTD
Top geo
Brazil · Rio Grande do Sul · Vacaria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.255.121.0/24

Risk Max — LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
138.255.121.0
Broadcast
138.255.121.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.412199999999995 , -50.9443
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS263441 · MA SOLUCOES EM TECNOLOGIA LTDA - ME
Top organization / ISP
MA SOLUCOES EM TECNOLOGIA LTDA - ME · MA SOLUCOES EM TECNOLOGIA LTDA - ME
Top geo
Brazil · Rio Grande do Sul · Vacaria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.237.185.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.237.185.0
Broadcast
186.237.185.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.4122 , -50.9443
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS263018 · Zapelini & Cia. Ltda.
Top organization / ISP
Zapelini & Cia. Ltda · Zapelini & Cia. Ltda.
Top geo
Brazil · Rio Grande do Sul · Vacaria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.91.10.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.91.10.0
Broadcast
177.91.10.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.4122 , -50.9443
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS61897 · HP COMERCIO E SERVICOS DE TECNOLOGIA E TELECOM LTD
Top organization / ISP
HP COMERCIO E SERVICOS DE TECNOLOGIA E TELECOM LTD · HP COMERCIO E SERVICOS DE TECNOLOGIA E TELECOM LTD
Top geo
Brazil · Rio Grande do Sul · Vacaria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →