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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: SISTEMAS · Clear
Snapshot 2026-03-09 Results 147 Page 4 / 4

45.232.0.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.232.0.0
Broadcast
45.232.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.816 , -65.2154
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS266754 · SISTEMAS INFORMATICOS S.A.S. (INTERFLASH)
Top organization / ISP
Sistemas Informaticos S.A.S. · Sistemas Informaticos S.A.S.
Top geo
Argentina · Tucuman · San Miguel de Tucumán
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

148.245.77.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
148.245.77.0
Broadcast
148.245.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
19.3451 , -98.7756
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS6503 · Axtel, S.A.B. de C.V.
Top organization / ISP
Asesoria EN Sistemas Corporativos · Axtel
Top geo
Mexico · México · Ixtapaluca
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

189.127.206.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
189.127.206.0
Broadcast
189.127.206.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.0564 , -46.9834
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS28234 · Wireless Desenvolvimento de Sistemas Informatizada
Top organization / ISP
Wireless Desenvolvimento de Sistemas Informatizada · Wireless Desenvolvimento de Sistemas Informatizada
Top geo
Brazil · São Paulo · Vinhedo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

168.205.9.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.205.9.0
Broadcast
168.205.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
8.9948 , -79.523
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS264676 · Sistemas Inalambricos S.A
Top organization / ISP
Sistemas Inalambricos S.A · Sistemas Inalambricos S.A
Top geo
Panama · Provincia de Panamá · Panama City
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.1.18.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.1.18.0
Broadcast
186.1.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
12.1346 , -86.2469
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS18840 · EQUIPOS Y SISTEMAS S.A.
Top organization / ISP
Equipos Y Sistemas S.A · Equipos Y Sistemas S.A.
Top geo
Nicaragua · Managua Department · Managua
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.186.221.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.186.221.0
Broadcast
45.186.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.3672 , -51.4189
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS269437 · PRADO TELECOM E SISTEMAS DE SEGURANÇA ELETRONICA
Top organization / ISP
Verizon Telecom Eireli · PRADO TELECOM E SISTEMAS DE SEGURANÇA ELETRONICA
Top geo
Brazil · Mato Grosso do Sul · Selvíria
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.75.39.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.75.39.0
Broadcast
177.75.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-21.8868 , -42.3254
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS262808 · Brasilnet Telecomunicações Ltda ME
Top organization / ISP
QoS Tecnologia e Sistemas Ltda · Brasilnet Telecomunicações Ltda ME
Top geo
Brazil · Rio de Janeiro · Cantagalo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

206.84.46.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
206.84.46.0
Broadcast
206.84.46.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-1.345 , -48.4219
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS265175 · AS SISTEMAS LTDA
Top organization / ISP
SISTEMAS · Cogent Communications
Top geo
Brazil · Pará · Belém
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.224.57.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
38.224.57.0
Broadcast
38.224.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
1.2146 , -77.2785
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS273212 · SISTEMAS, TELECOMUNICACIONES Y BIOMEDICOS DE COLOMBIA SAS
Top organization / ISP
SISTEMAS, TELECOMUNICACIONES Y BIOMEDICOS DE COLOMBIA · SISTEMAS, TELECOMUNICACIONES Y BIOMEDICOS DE COLOMBIA SAS
Top geo
Colombia · Nariño · Pasto
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.172.92.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.172.92.0
Broadcast
45.172.92.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
20.3876 , -89.5458
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS265566 · TELESISTEMAS PENINSULARES SA DE CV
Top organization / ISP
Telesistemas Peninsulares SA De CV · Telesistemas Peninsulares SA De CV
Top geo
Mexico · Yucatán · Ticul
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

86.104.185.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.104.185.0
Broadcast
86.104.185.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.5376 , -3.9542
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS207286 · RUEDA SISTEMAS, S.L.
Top organization / ISP
RUEDA SISTEMAS, S.L · RUEDA SISTEMAS, S.L.
Top geo
Spain · Andalusia · Castillo de Locubín
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.246.154.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.246.154.0
Broadcast
170.246.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
12.1346 , -86.2469
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS18840 · EQUIPOS Y SISTEMAS S.A.
Top organization / ISP
Equipos Y Sistemas S.A · Equipos Y Sistemas S.A.
Top geo
Nicaragua · Managua Department · Managua
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

103.229.171.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
103.229.171.0
Broadcast
103.229.171.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.9253 , -1.2173
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS211261 · Fibranet Tecnologia y Sistemas SL
Top organization / ISP
Fibranet Tecnologia y Sistemas SL · Aire Networks Del Mediterraneo SL Unipersonal
Top geo
Spain · Murcia · Sangonera la Verde
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

131.221.57.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
131.221.57.0
Broadcast
131.221.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4536 , -44.3321
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS262765 · Net Fácil Sistemas Eletrônicos Ltda ME
Top organization / ISP
Net Fácil Sistemas Eletrônicos Ltda ME · Net Fácil Sistemas Eletrônicos Ltda ME
Top geo
Brazil · Rio de Janeiro · Porto Real
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

131.221.56.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
131.221.56.0
Broadcast
131.221.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.4536 , -44.3321
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS262765 · Net Fácil Sistemas Eletrônicos Ltda ME
Top organization / ISP
Net Fácil Sistemas Eletrônicos Ltda ME · Net Fácil Sistemas Eletrônicos Ltda ME
Top geo
Brazil · Rio de Janeiro · Porto Real
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.187.63.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.187.63.0
Broadcast
45.187.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.8996 , -42.4688
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS269457 · G+B SISTEMAS E AUTOMACAO LTDA-ME
Top organization / ISP
G+B SISTEMAS E AUTOMACAO LTDA-ME · G+B SISTEMAS E AUTOMACAO LTDA-ME
Top geo
Brazil · Rio de Janeiro · Saquarema
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

89.45.222.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
89.45.222.0
Broadcast
89.45.222.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.6456 , -4.6841
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS200845 · AVATEL TELECOM, SA
Top organization / ISP
Albacete Sistemas y Servicios SL · AVATEL TELECOM, SA
Top geo
Spain · Andalusia · Alhaurín el Grande
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

200.26.235.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.26.235.0
Broadcast
200.26.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
2.3952 , -75.8946
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS269907 · SISTEMAS COMPUTARIZADOS DEL HUILA S.A.S.
Top organization / ISP
— · Sistemas Computarizados Del Huila S.A.S.
Top geo
Colombia · Huila Department · La Plata
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

185.223.177.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
185.223.177.0
Broadcast
185.223.177.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.2383 , -1.4281
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS211261 · Fibranet Tecnologia y Sistemas SL
Top organization / ISP
Fibranet Tecnologia y Sistemas SL · Number One in Fiber S.L.
Top geo
Spain · Murcia · Cieza
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.66.82.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.66.82.0
Broadcast
177.66.82.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.7332 , -35.695
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS262490 · Ambiente Virtual Sistemas e Conectividade Ltda
Top organization / ISP
Star Serviços Tecnologia EIRELI · Ambiente Virtual Sistemas e Conectividade Ltda
Top geo
Brazil · Paraíba · Solânea
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.239.255.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.239.255.0
Broadcast
45.239.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.8829 , -35.4432
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS268401 · LM SISTEMAS LTDA
Top organization / ISP
LM SISTEMAS LTDA · Netstart Multimidia E Comunicacao Ltda
Top geo
Brazil · Paraíba · Guarabira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.66.80.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.66.80.0
Broadcast
177.66.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-6.7332 , -35.695
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS262490 · Ambiente Virtual Sistemas e Conectividade Ltda
Top organization / ISP
Ambiente Virtual Sistemas e Conectividade Ltda · Ambiente Virtual Sistemas e Conectividade Ltda
Top geo
Brazil · Paraíba · Solânea
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

170.0.186.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.0.186.0
Broadcast
170.0.186.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-16.5017 , -50.7681
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS269437 · PRADO TELECOM E SISTEMAS DE SEGURANÇA ELETRONICA
Top organization / ISP
Verizon Telecom Eireli · PRADO TELECOM E SISTEMAS DE SEGURANÇA ELETRONICA
Top geo
Brazil · Goiás · Moiporá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.64.50.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
38.64.50.0
Broadcast
38.64.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
31.6179 , -106.3819
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS270175 · ICENTRAL SISTEMAS Y COMUNICACIONES S.A. DE C.V.
Top organization / ISP
iCentral Sistemas y Comunicaciones, S.A. de C.V · Icentral Sistemas Y Comunicaciones
Top geo
Mexico · Chihuahua · Ciudad Juárez
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.107.74.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.107.74.0
Broadcast
177.107.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.5814 , -46.6919
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52862 · ISP PREMIUM TELECOM S/A
Top organization / ISP
J. S. SISTEMAS DE TELECOMUNICACOES LTDA. - ME · ISP PREMIUM TELECOM S/A
Top geo
Brazil · São Paulo · Serra Negra
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

200.46.233.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
200.46.233.0
Broadcast
200.46.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
8.9948 , -79.523
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS21599 · Cable Onda
Top organization / ISP
SSA SISTEMAS S.A · Cable Onda
Top geo
Panama · Provincia de Panamá · Panama City
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.84.251.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.84.251.0
Broadcast
177.84.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-21.3769 , -41.1511
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS268115 · R. A. NOGUEIRA COMERCIO DE EQUIPAMENTOS DE INFORMA
Top organization / ISP
Netnt Sistemas e Informatica Ltda · R. A. NOGUEIRA COMERCIO DE EQUIPAMENTOS DE INFORMA
Top geo
Brazil · Rio de Janeiro · São Francisco de Itabapoana
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →
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