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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: Rufino · Clear
Snapshot 2026-01-27 Results 11 Page 1 / 1

181.12.219.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.12.219.0
Broadcast
181.12.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-23 21:30 · 2025-09-23 21:30
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Telecom Personal Bs · Telecom Argentina S.A.
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →

170.150.32.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
170.150.32.0
Broadcast
170.150.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 11:35 · 2025-12-14 11:35
Top ASN
AS264715 · COOPERATIVA ELECTRICA LIMITADA DE RUFINO
Top organization / ISP
Cooperativa Electrica Limitada De Rufino · Cooperativa Electrica Limitada De Rufino
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

181.209.100.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.209.100.0
Broadcast
181.209.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2624 , -62.7113
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 02:04 · 2025-12-14 02:04
Top ASN
AS52361 · ARSAT - Empresa Argentina de Soluciones Satelitales S.A.
Top organization / ISP
José María Gambelin · ARSAT - Empresa Argentina de Soluciones Satelitales S.A
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

45.182.196.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.182.196.0
Broadcast
45.182.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-23.5475 , -46.6361
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-11-15 21:45 · 2025-11-15 21:45
Top ASN
AS269235 · RUFINOS TECNOLOGIA DA INFORMACAO LTDA
Top organization / ISP
Rufinos Tecnologia DA Informacao Ltda · Rufinos Tecnologia DA Informacao Ltda
Top geo
Brazil · São Paulo · São Paulo
Window / Updated
2025-11-10 → 2025-11-17 · Updated 2026-01-14 · v2
Open report →

181.12.217.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.12.217.0
Broadcast
181.12.217.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-06 04:24 · 2025-11-06 04:24
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Telecom Personal Bs · Telecom Argentina S.A.
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2
Open report →

190.137.180.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.137.180.0
Broadcast
190.137.180.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2624 , -62.7113
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-28 12:34 · 2025-10-28 12:34
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Apolo -Gold-Telecom-Per · Telecom Argentina S.A.
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-10-27 → 2025-11-03 · Updated 2026-01-14 · v2
Open report →

186.153.130.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.153.130.0
Broadcast
186.153.130.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-05 14:53 · 2025-10-05 14:53
Top ASN
AS264715 · COOPERATIVA ELECTRICA LIMITADA DE RUFINO
Top organization / ISP
Cooperativa Electrica Limitada De Rufino · Cooperativa Electrica Limitada De Rufino
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

181.81.251.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.81.251.0
Broadcast
181.81.251.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-28 01:50 · 2025-09-28 01:50
Top ASN
AS264715 · COOPERATIVA ELECTRICA LIMITADA DE RUFINO
Top organization / ISP
Cooperativa Electrica Limitada De Rufino · Cooperativa Electrica Limitada De Rufino
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →

190.138.231.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.138.231.0
Broadcast
190.138.231.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-20 22:34 · 2025-09-20 22:34
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Apolo -Gold-Telecom-Per · Telecom Argentina S.A.
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

186.153.129.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.153.129.0
Broadcast
186.153.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-26 14:12 · 2025-08-26 14:12
Top ASN
AS264715 · COOPERATIVA ELECTRICA LIMITADA DE RUFINO
Top organization / ISP
Cooperativa Electrica Limitada De Rufino · Cooperativa Electrica Limitada De Rufino
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-08-25 → 2025-09-01 · Updated 2026-01-14 · v2
Open report →

181.81.249.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.81.249.0
Broadcast
181.81.249.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.2717 , -62.7012
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 06:42 · 2025-05-05 06:42
Top ASN
AS264715 · COOPERATIVA ELECTRICA LIMITADA DE RUFINO
Top organization / ISP
Cooperativa Electrica Limitada De Rufino · Cooperativa Electrica Limitada De Rufino
Top geo
Argentina · Santa Fe · Rufino
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →