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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: Gravataí · Clear
Snapshot 2026-03-18 Results — Page 1 / 1

177.87.33.0/24

Risk Max — LOW Footprint 4.297% Hits 13
Prefix / IP version
/24 · IPv4
Network
177.87.33.0
Broadcast
177.87.33.255
Observed IPs / Subnet size
11 observed · 256 total
Centroid
-29.995015384615385 , -51.005823076923086
Hits / Errors
13 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-12 02:00
Top ASN
AS53184 · VERO S.A
Top organization / ISP
Vero S.A · Vero S.A
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.87.32.0/24

Risk Max — LOW Footprint 2.344% Hits 9
Prefix / IP version
/24 · IPv4
Network
177.87.32.0
Broadcast
177.87.32.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-29.973222222222223 , -51.000577777777785
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-13 02:00
Top ASN
AS53184 · VERO S.A
Top organization / ISP
Vero S.A · Vero S.A
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

201.3.178.0/24

Risk Max — LOW Footprint 1.953% Hits 10
Prefix / IP version
/24 · IPv4
Network
201.3.178.0
Broadcast
201.3.178.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-29.944490000000002 , -51.04049
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-11 02:00
Top ASN
AS8167 · V tal
Top organization / ISP
V tal · V tal
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

181.232.231.0/24

Risk Max — LOW Footprint 1.953% Hits 8
Prefix / IP version
/24 · IPv4
Network
181.232.231.0
Broadcast
181.232.231.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-29.98725 , -51.03705
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS272549 · Connect LP - SERVICO DE COMUNICACAO MULTIMIDIA LTD
Top organization / ISP
Connect LP - SERVICO DE COMUNICACAO MULTIMIDIA LTD · Connect LP - SERVICO DE COMUNICACAO MULTIMIDIA LTD
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.39.66.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.39.66.0
Broadcast
177.39.66.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-29.97024 , -50.99986
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-13 02:00
Top ASN
AS53184 · VERO S.A
Top organization / ISP
Vero S.A · Vero S.A
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.75.145.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.75.145.0
Broadcast
177.75.145.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-29.943400000000004 , -50.9934
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-13 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

45.228.116.0/24

Risk Max — LOW Footprint 1.562% Hits 4
Prefix / IP version
/24 · IPv4
Network
45.228.116.0
Broadcast
45.228.116.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-12 02:00
Top ASN
AS267081 · Netslim Provedor de Internet Eireli - ME
Top organization / ISP
Netslim Provedor de Internet Eireli - ME · Netslim Provedor de Internet Eireli - ME
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

200.218.232.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
200.218.232.0
Broadcast
200.218.232.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-29.9262 , -50.9752
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-11 02:00
Top ASN
AS28590 · Directnet Prestacao de Servicos Ltda.
Top organization / ISP
NVEC TELECOMUNICAÇÕES LTDA · Directnet Prestacao de Servicos Ltda
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

187.110.182.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
187.110.182.0
Broadcast
187.110.182.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-29.857 , -51.93123333333333
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.75.155.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.75.155.0
Broadcast
177.75.155.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

45.177.154.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
45.177.154.0
Broadcast
45.177.154.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-29.934633333333334 , -51.02536666666666
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-11 02:00
Top ASN
AS268985 · VEM PRA UNO PROVEDOR DE INTERNET LTDA
Top organization / ISP
VEM PRA UNO PROVEDOR DE INTERNET LTDA · VEM PRA UNO PROVEDOR DE INTERNET LTDA
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

45.235.210.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.235.210.0
Broadcast
45.235.210.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.909 , -50.957
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-11 02:00
Top ASN
AS272243 · Vpm Serviços de Comunicação Multimidia
Top organization / ISP
schossler e silva ltda - me · Vpm Serviços de Comunicação Multimidia
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.67.150.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.67.150.0
Broadcast
177.67.150.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS53223 · Master Net Telecom LTDA
Top organization / ISP
Master Net Telecom LTDA · Master Net Telecom LTDA
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.75.148.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.75.148.0
Broadcast
177.75.148.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.75.149.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.75.149.0
Broadcast
177.75.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

138.185.131.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.185.131.0
Broadcast
138.185.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.909 , -50.957
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS263914 · speed wifi telecom
Top organization / ISP
speed wifi telecom · speed wifi telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

143.208.15.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.208.15.0
Broadcast
143.208.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

138.185.129.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.185.129.0
Broadcast
138.185.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.909 , -50.957
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS263914 · speed wifi telecom
Top organization / ISP
speed wifi telecom · speed wifi telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.75.158.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.75.158.0
Broadcast
177.75.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

138.122.73.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.122.73.0
Broadcast
138.122.73.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS263263 · Star Servicos de Internet LTDA
Top organization / ISP
Star Servicos de Internet LTDA · Star Servicos de Internet LTDA
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

138.186.116.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.186.116.0
Broadcast
138.186.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS28146 · MHNET TELECOM
Top organization / ISP
Mhnet Telecom · Mhnet Telecom
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

200.102.124.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.102.124.0
Broadcast
200.102.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9434 , -50.9934
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS8167 · V tal
Top organization / ISP
V tal · V tal
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

200.33.134.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.33.134.0
Broadcast
200.33.134.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.909 , -50.957
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS263263 · Star Servicos de Internet LTDA
Top organization / ISP
Star Servicos de Internet LTDA · Star Servicos de Internet LTDA
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →