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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: ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP · Clear
Snapshot 2026-03-04 Results 9 Page 1 / 1

187.95.45.0/24

Risk Max — LOW Footprint 5.469% Hits 17
Prefix / IP version
/24 · IPv4
Network
187.95.45.0
Broadcast
187.95.45.255
Observed IPs / Subnet size
14 observed · 256 total
Centroid
-22.342523529411768 , -42.464723529411756
Hits / Errors
17 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Alta Rede Fiber Telecom Ltda · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Rio de Janeiro · Nova Friburgo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.193.242.0/24

Risk Max — LOW Footprint 2.734% Hits 14
Prefix / IP version
/24 · IPv4
Network
186.193.242.0
Broadcast
186.193.242.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-22.3355 , -42.49669999999999
Hits / Errors
14 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Alta Rede Fiber Telecom Ltda · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Rio de Janeiro · Nova Friburgo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.130.9.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.130.9.0
Broadcast
177.130.9.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-22.4549 , -41.9531
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-28 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Alta Rede Fiber Telecom Ltda · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Rio de Janeiro · Rio das Ostras
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.193.243.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.193.243.0
Broadcast
186.193.243.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.3355 , -42.4967
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-03-01 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Alta Rede Fiber Telecom Ltda · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Rio de Janeiro · Nova Friburgo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.95.47.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
187.95.47.0
Broadcast
187.95.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.3355 , -42.4967
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Lagosnet Fibra Servicos Ltda · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Rio de Janeiro · Nova Friburgo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.16.251.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
187.16.251.0
Broadcast
187.16.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-19.2245 , -40.3636
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
a ardizzon multimidas me · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Espírito Santo · Rio Bananal
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.130.4.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.130.4.0
Broadcast
177.130.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.4262 , -45.0363
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Alta Rede Corporate Network Telecom Ltda - EPP · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · São Paulo · Ubatuba
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.16.250.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.16.250.0
Broadcast
187.16.250.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8437 , -42.2178
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Alta Rede Corporate Network Telecom Ltda - EPP · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Rio de Janeiro · Araruama
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.130.3.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.130.3.0
Broadcast
177.130.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.3822 , -43.1591
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS28260 · ALTA REDE CORPORATE NETWORK TELECOM LTDA - EPP
Top organization / ISP
Alta Rede Fiber Telecom Ltda · Alta Rede Corporate Network Telecom Ltda - EPP
Top geo
Brazil · Rio de Janeiro · Petrópolis
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →