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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: WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME · Clear
Snapshot 2026-03-04 Results 9 Page 1 / 1

170.233.243.0/24

Risk Max — LOW Footprint 3.906% Hits 14
Prefix / IP version
/24 · IPv4
Network
170.233.243.0
Broadcast
170.233.243.255
Observed IPs / Subnet size
10 observed · 256 total
Centroid
-22.916100000000004 , -42.8199
Hits / Errors
14 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS271293 · Navenet Informatica Ltda
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · Navenet Informatica Ltda
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.247.40.0/24

Risk Max — LOW Footprint 3.125% Hits 10
Prefix / IP version
/24 · IPv4
Network
170.247.40.0
Broadcast
170.247.40.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-22.9161 , -42.819900000000004
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS61591 · WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · Westlink Tecnologia E Comunicacao Ltda. - ME
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.237.72.0/24

Risk Max — LOW Footprint 3.125% Hits 8
Prefix / IP version
/24 · IPv4
Network
45.237.72.0
Broadcast
45.237.72.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-22.919299999999996 , -42.820600000000006
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS61591 · WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · Westlink Tecnologia E Comunicacao Ltda. - ME
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.237.73.0/24

Risk Max — LOW Footprint 2.734% Hits 11
Prefix / IP version
/24 · IPv4
Network
45.237.73.0
Broadcast
45.237.73.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-22.9161 , -42.8199
Hits / Errors
11 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS61591 · WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · Westlink Tecnologia E Comunicacao Ltda. - ME
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.237.74.0/24

Risk Max — LOW Footprint 2.734% Hits 10
Prefix / IP version
/24 · IPv4
Network
45.237.74.0
Broadcast
45.237.74.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-22.9193 , -42.8206
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS61591 · WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · Westlink Tecnologia E Comunicacao Ltda. - ME
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.186.238.0/24

Risk Max — LOW Footprint 2.344% Hits 13
Prefix / IP version
/24 · IPv4
Network
138.186.238.0
Broadcast
138.186.238.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-22.916100000000004 , -42.8199
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS264527 · LRF CONECTIONS SERVICOS LTDA ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · LRF CONECTIONS SERVICOS LTDA ME
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.186.237.0/24

Risk Max — LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
138.186.237.0
Broadcast
138.186.237.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.9161 , -42.8199
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS264527 · LRF CONECTIONS SERVICOS LTDA ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · LRF CONECTIONS SERVICOS LTDA ME
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.247.42.0/24

Risk Max — LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
170.247.42.0
Broadcast
170.247.42.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.9161 , -42.8199
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS61591 · WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · Westlink Tecnologia E Comunicacao Ltda. - ME
Top geo
Brazil · Rio de Janeiro · Maricá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.97.67.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
138.97.67.0
Broadcast
138.97.67.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.8237 , -43.04975
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top ASN
AS61591 · WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME
Top organization / ISP
Westlink Tecnologia E Comunicacao Ltda. - ME · Westlink Tecnologia E Comunicacao Ltda. - ME
Top geo
Brazil · Rio de Janeiro · São Gonçalo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →