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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: Pertec Servicos de Telecomunicacoes ltda · Clear
Snapshot 2026-03-11 Results 6 Page 1 / 1

177.200.51.0/24

Risk Max — LOW Footprint 4.297% Hits 15
Prefix / IP version
/24 · IPv4
Network
177.200.51.0
Broadcast
177.200.51.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-22.920099999999998 , -43.0811
Hits / Errors
15 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS52781 · Pertec Servicos de Telecomunicacoes ltda
Top organization / ISP
Pertec Servicos de Telecomunicacoes ltda · Pertec Servicos de Telecomunicacoes ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.200.62.0/24

Risk Max — LOW Footprint 3.516% Hits 12
Prefix / IP version
/24 · IPv4
Network
177.200.62.0
Broadcast
177.200.62.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
12 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-01 02:00
Top ASN
AS52781 · Pertec Servicos de Telecomunicacoes ltda
Top organization / ISP
Pertec Servicos de Telecomunicacoes ltda · Pertec Servicos de Telecomunicacoes ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.200.50.0/24

Risk Max — LOW Footprint 2.344% Hits 10
Prefix / IP version
/24 · IPv4
Network
177.200.50.0
Broadcast
177.200.50.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-22.920099999999998 , -43.0811
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS52781 · Pertec Servicos de Telecomunicacoes ltda
Top organization / ISP
Pertec Servicos de Telecomunicacoes ltda · Pertec Servicos de Telecomunicacoes ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.200.61.0/24

Risk Max — LOW Footprint 1.172% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.200.61.0
Broadcast
177.200.61.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.9201 , -43.081100000000006
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS52781 · Pertec Servicos de Telecomunicacoes ltda
Top organization / ISP
Pertec Servicos de Telecomunicacoes ltda · Pertec Servicos de Telecomunicacoes ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.200.60.0/24

Risk Max — LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.200.60.0
Broadcast
177.200.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS52781 · Pertec Servicos de Telecomunicacoes ltda
Top organization / ISP
Pertec Servicos de Telecomunicacoes ltda · Pertec Servicos de Telecomunicacoes ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.200.49.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.200.49.0
Broadcast
177.200.49.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.9201 , -43.0811
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS52781 · Pertec Servicos de Telecomunicacoes ltda
Top organization / ISP
Pertec Servicos de Telecomunicacoes ltda · Pertec Servicos de Telecomunicacoes ltda
Top geo
Brazil · Rio de Janeiro · Rio de Janeiro
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →