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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: Acaraú · Clear
Snapshot 2026-03-08 Results 8 Page 1 / 1

177.21.105.0/24

Risk Max — LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.21.105.0
Broadcast
177.21.105.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-2.9542 , -40.086
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS53246 · Cyber Info Provedor de Acesso LTDA ME
Top organization / ISP
Cyber Info Provedor de Acesso LTDA ME · Cyber Info Provedor de Acesso LTDA ME
Top geo
Brazil · Ceará · Acaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.21.104.0/24

Risk Max — LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.21.104.0
Broadcast
177.21.104.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-2.9542 , -40.086
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
AS53246 · Cyber Info Provedor de Acesso LTDA ME
Top organization / ISP
Cyber Info Provedor de Acesso LTDA ME · Cyber Info Provedor de Acesso LTDA ME
Top geo
Brazil · Ceará · Acaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.21.106.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.21.106.0
Broadcast
177.21.106.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-2.9542 , -40.086
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS53246 · Cyber Info Provedor de Acesso LTDA ME
Top organization / ISP
Cyber Info Provedor de Acesso LTDA ME · Cyber Info Provedor de Acesso LTDA ME
Top geo
Brazil · Ceará · Acaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.21.107.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.21.107.0
Broadcast
177.21.107.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-2.9542 , -40.086
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS53246 · Cyber Info Provedor de Acesso LTDA ME
Top organization / ISP
Cyber Info Provedor de Acesso LTDA ME · Cyber Info Provedor de Acesso LTDA ME
Top geo
Brazil · Ceará · Acaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.174.138.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
45.174.138.0
Broadcast
45.174.138.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-6.6268 , -35.2634
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS268865 · ASLX PROVEDOR DE INTERNET EIRELI
Top organization / ISP
Aslx Provedor De Internet Eireli · Aslx Provedor De Internet Eirel1
Top geo
Brazil · Paraíba · Jacaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.174.139.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.174.139.0
Broadcast
45.174.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.6268 , -35.2634
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS268865 · ASLX PROVEDOR DE INTERNET EIRELI
Top organization / ISP
Aslx Provedor De Internet Eireli · Aslx Provedor De Internet Eirel1
Top geo
Brazil · Paraíba · Jacaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.21.115.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.21.115.0
Broadcast
177.21.115.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-2.9542 , -40.086
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS53246 · Cyber Info Provedor de Acesso LTDA ME
Top organization / ISP
Cyber Info Provedor de Acesso LTDA ME · Cyber Info Provedor de Acesso LTDA ME
Top geo
Brazil · Ceará · Acaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

191.242.162.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
191.242.162.0
Broadcast
191.242.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-2.9542 , -40.086
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS53246 · Cyber Info Provedor de Acesso LTDA ME
Top organization / ISP
Cyber Info Provedor de Acesso LTDA ME · Cyber Info Provedor de Acesso LTDA ME
Top geo
Brazil · Ceará · Acaraú
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →