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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: Rodeo · Clear
Snapshot 2026-01-24 Results 14 Page 1 / 1

202.5.97.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
202.5.97.0
Broadcast
202.5.97.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
23.66585 , -102.766
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-05-05 18:39 · 2025-05-06 00:15
Top ASN
AS265540 · ALTAN REDES, S.A.P.I. de C. V.
Top organization / ISP
ALTAN REDES, S.A.P.I. de C. V · ALTAN REDES, S.A.P.I. de C. V.
Top geo
Mexico · Durango · Rodeo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →

181.21.51.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.21.51.0
Broadcast
181.21.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-10-07 14:32 · 2025-10-07 14:32
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2
Open report →

167.250.239.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
167.250.239.0
Broadcast
167.250.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9804 , -68.6862
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-08-12 17:32 · 2025-08-17 06:15
Top ASN
AS271863 · JESUS MARIO GODOY
Top organization / ISP
Jesus Mario Godoy · Jesus Mario Godoy
Top geo
Argentina · Mendoza · Rodeo del Medio
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2
Open report →

181.21.61.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
181.21.61.0
Broadcast
181.21.61.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-06 11:21 · 2025-09-06 11:21
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2
Open report →

181.21.48.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.48.0
Broadcast
181.21.48.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-15 21:12 · 2025-11-15 21:12
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-11-10 → 2025-11-17 · Updated 2026-01-14 · v2
Open report →

181.21.53.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.53.0
Broadcast
181.21.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-09 18:52 · 2025-10-09 18:52
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2
Open report →

181.21.56.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.56.0
Broadcast
181.21.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-09-29 11:32 · 2025-09-29 11:32
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

181.21.59.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.59.0
Broadcast
181.21.59.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-25 07:51 · 2025-09-25 07:51
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →

181.21.50.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.50.0
Broadcast
181.21.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-25 02:02 · 2025-09-25 02:02
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2
Open report →

181.21.49.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.49.0
Broadcast
181.21.49.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-22 00:23 · 2025-09-22 00:23
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

181.21.54.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.54.0
Broadcast
181.21.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-18 02:25 · 2025-09-18 02:25
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

181.21.62.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.62.0
Broadcast
181.21.62.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-15 12:22 · 2025-09-15 12:22
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

181.21.60.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.60.0
Broadcast
181.21.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-12 22:51 · 2025-09-12 22:51
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →

181.21.52.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.21.52.0
Broadcast
181.21.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-32.9141 , -68.7297
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-12 05:32 · 2025-09-12 05:32
Top ASN
AS22927 · Telefonica de Argentina
Top organization / ISP
Telefonica de Argentina · Telefonica de Argentina
Top geo
Argentina · Mendoza · Rodeo de la Cruz
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2
Open report →