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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: Net Onze Provedor de Acesso a Internet Eireli · Clear
Snapshot 2026-03-05 Results 14 Page 1 / 1

177.137.4.0/24

Risk Max — LOW Footprint 3.516% Hits 10
Prefix / IP version
/24 · IPv4
Network
177.137.4.0
Broadcast
177.137.4.255
Observed IPs / Subnet size
9 observed · 256 total
Centroid
-28.4411 , -52.272299999999994
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Marau
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.137.14.0/24

Risk Max — LOW Footprint 3.125% Hits 11
Prefix / IP version
/24 · IPv4
Network
177.137.14.0
Broadcast
177.137.14.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-29.196900000000003 , -51.923
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Encantado
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.137.1.0/24

Risk Max — LOW Footprint 1.953% Hits 8
Prefix / IP version
/24 · IPv4
Network
177.137.1.0
Broadcast
177.137.1.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-28.6875 , -51.9288
Hits / Errors
8 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Serafina Corrêa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.137.0.0/24

Risk Max — LOW Footprint 1.953% Hits 8
Prefix / IP version
/24 · IPv4
Network
177.137.0.0
Broadcast
177.137.0.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-28.6875 , -51.92880000000001
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Serafina Corrêa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.20.248.0/24

Risk Max — LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
177.20.248.0
Broadcast
177.20.248.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-28.6875 , -51.92880000000001
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Serafina Corrêa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.20.245.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.20.245.0
Broadcast
177.20.245.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.6875 , -51.9288
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Serafina Corrêa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.137.5.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.137.5.0
Broadcast
177.137.5.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.4411 , -52.2723
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Marau
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.20.244.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.20.244.0
Broadcast
177.20.244.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.6875 , -51.9288
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Serafina Corrêa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.227.148.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
168.227.148.0
Broadcast
168.227.148.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.9723 , -51.9704
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
acesso provedor de internet · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Anta Gorda
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.137.2.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.137.2.0
Broadcast
177.137.2.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.6875 , -51.9288
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Serafina Corrêa
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.20.234.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.20.234.0
Broadcast
177.20.234.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-28.5759 , -51.9198
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-26 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Veloturbo Serviços de Internet Ltda · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Casca
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.15.44.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
190.15.44.0
Broadcast
190.15.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.1969 , -51.923
Hits / Errors
4 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Veloturbo Serviços de Internet Ltda · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Encantado
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.20.230.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.20.230.0
Broadcast
177.20.230.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.3707 , -51.9124
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Wanger Roberto Luiz Didone - ME · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Ciríaco
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.15.38.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.15.38.0
Broadcast
190.15.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.4411 , -52.2723
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS53240 · Net Onze Provedor de Acesso a Internet Eireli
Top organization / ISP
Net Onze Provedor de Acesso a Internet Eireli · Net Onze Provedor de Acesso a Internet Eireli
Top geo
Brazil · Rio Grande do Sul · Marau
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →