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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: Cedro · Clear
Snapshot 2026-01-23 Results 12 Page 1 / 1

172.77.24.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
172.77.24.0
Broadcast
172.77.24.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
40.3957 , -120.6461
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-06 09:14 · 2025-05-06 11:25
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
ADSL Frontier Communications Palo Cedro CA · Frontier Communications Solutions
Top geo
United States · California · Susanville
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

177.85.56.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.85.56.0
Broadcast
177.85.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.6077 , -49.3712
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-17 16:52 · 2025-09-18 21:02
Top ASN
AS52737 · Floriani Serviços de Telecomunicação Ltda ME
Top organization / ISP
JMP SUPORTE EM TELECOMUNICACOES EIRELI · Floriani Serviços de Telecomunicação Ltda ME
Top geo
Brazil · Santa Catarina · Rio dos Cedros
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

187.17.189.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
187.17.189.0
Broadcast
187.17.189.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.5949 , -39.1202
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-18 20:51 · 2025-09-18 20:51
Top ASN
AS28264 · ADLLink Provedor de Internet Via Radio LTDA
Top organization / ISP
Scnet Provedor De Internet Ltda · ADLLink Provedor de Internet Via Radio LTDA
Top geo
Brazil · Ceará · Cedro
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

177.85.60.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.85.60.0
Broadcast
177.85.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.6077 , -49.3712
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 16:55 · 2025-12-17 16:55
Top ASN
AS52737 · Floriani Serviços de Telecomunicação Ltda ME
Top organization / ISP
Floriani Serviços de Telecomunicação Ltda ME · Floriani Serviços de Telecomunicação Ltda ME
Top geo
Brazil · Santa Catarina · Rio dos Cedros
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

177.85.62.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.85.62.0
Broadcast
177.85.62.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.6077 , -49.3712
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 05:13 · 2025-12-17 05:13
Top ASN
AS52737 · Floriani Serviços de Telecomunicação Ltda ME
Top organization / ISP
Floriani Serviços de Telecomunicação Ltda ME · Floriani Serviços de Telecomunicação Ltda ME
Top geo
Brazil · Santa Catarina · Rio dos Cedros
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

187.17.188.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
187.17.188.0
Broadcast
187.17.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.5949 , -39.1202
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 02:05 · 2025-12-14 02:05
Top ASN
AS28264 · ADLLink Provedor de Internet Via Radio LTDA
Top organization / ISP
Wave Link Telecom Ltda · ADLLink Provedor de Internet Via Radio LTDA
Top geo
Brazil · Ceará · Cedro
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

190.12.138.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.12.138.0
Broadcast
190.12.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.5949 , -39.1202
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-06 04:31 · 2025-11-06 04:31
Top ASN
AS271274 · CLICKCEDRO PROVEDOR DE INTERNET
Top organization / ISP
Clickcedro Provedor De Internet · Clickcedro Provedor De Internet
Top geo
Brazil · Ceará · Cedro
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

177.85.61.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.85.61.0
Broadcast
177.85.61.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.6077 , -49.3712
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-06 00:52 · 2025-11-06 00:52
Top ASN
AS52737 · Floriani Serviços de Telecomunicação Ltda ME
Top organization / ISP
Floriani Serviços de Telecomunicação Ltda ME · Floriani Serviços de Telecomunicação Ltda ME
Top geo
Brazil · Santa Catarina · Rio dos Cedros
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

164.163.157.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
164.163.157.0
Broadcast
164.163.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.5949 , -39.1202
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-11 17:24 · 2025-10-11 17:24
Top ASN
AS265957 · Solnet Prestacao de Servicos de Internet LTDA
Top organization / ISP
Solnet Prestacao de Servicos de Internet LTDA · Solnet Prestacao de Servicos de Internet LTDA
Top geo
Brazil · Ceará · Cedro
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2
Open report →

164.163.156.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
164.163.156.0
Broadcast
164.163.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.5949 , -39.1202
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-09 00:36 · 2025-09-09 00:36
Top ASN
AS265957 · Solnet Prestacao de Servicos de Internet LTDA
Top organization / ISP
Solnet Prestacao de Servicos de Internet LTDA · Solnet Prestacao de Servicos de Internet LTDA
Top geo
Brazil · Ceará · Cedro
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

50.120.39.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
50.120.39.0
Broadcast
50.120.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.3957 , -120.6461
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 04:18 · 2025-05-06 04:18
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
ADSL Frontier Communications Palo Cedro CA · Frontier Communications Solutions
Top geo
United States · California · Susanville
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

50.120.15.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
50.120.15.0
Broadcast
50.120.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.3957 , -120.6461
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 05:50 · 2025-05-05 05:50
Top ASN
AS5650 · Frontier Communications of America, Inc.
Top organization / ISP
ADSL Frontier Communications Palo Cedro CA · Frontier Communications Solutions
Top geo
United States · California · Susanville
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →