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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: Castelar · Clear
Snapshot 2026-03-10 Results 11 Page 1 / 1

186.158.16.0/24

Risk Max — LOW Footprint 3.125% Hits 14
Prefix / IP version
/24 · IPv4
Network
186.158.16.0
Broadcast
186.158.16.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
-34.665435714285714 , -58.664849999999994
Hits / Errors
14 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS11664 · Techtel LMDS Comunicaciones Interactivas S.A.
Top organization / ISP
AMX Argentina S.A · Techtel LMDS Comunicaciones Interactivas S.A.
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.29.71.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.29.71.0
Broadcast
181.29.71.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.138.182.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.138.182.0
Broadcast
186.138.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.66909999999999
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-01 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.244.92.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
190.244.92.0
Broadcast
190.244.92.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.66909999999999
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.29.70.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.29.70.0
Broadcast
181.29.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.44.40.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.44.40.0
Broadcast
181.44.40.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS27747 · Telecentro S.A.
Top organization / ISP
Telecentro S.A · Telecentro S.A.
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.247.140.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.247.140.0
Broadcast
190.247.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.29.75.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.29.75.0
Broadcast
181.29.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.138.33.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.138.33.0
Broadcast
186.138.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.244.93.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.244.93.0
Broadcast
190.244.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.244.99.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.244.99.0
Broadcast
190.244.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6671 , -58.6691
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS7303 · Telecom Argentina S.A.
Top organization / ISP
Fibertel · Telecom Argentina S.A
Top geo
Argentina · Buenos Aires · Castelar
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →