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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: Telmex Colombia S.A. · Clear
Snapshot 2026-03-10 Results 767 Page 20 / 20

181.58.137.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.58.137.0
Broadcast
181.58.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
5.072 , -75.515
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS10620 · Telmex Colombia S.A.
Top organization / ISP
Telmex Colombia S.A. · Telmex Colombia S.A.
Top geo
Colombia · Caldas Department · Manizales
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.81.121.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.81.121.0
Broadcast
186.81.121.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
4.8142 , -75.6946
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS10620 · Telmex Colombia S.A.
Top organization / ISP
Telmex Colombia S.A. · Telmex Colombia S.A.
Top geo
Colombia · Risaralda Department · Pereira
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.58.175.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.58.175.0
Broadcast
181.58.175.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
4.6351 , -74.0704
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS10620 · Telmex Colombia S.A.
Top organization / ISP
Telmex Colombia S.A. · Telmex Colombia S.A.
Top geo
Colombia · Bogota D.C. · Bogotá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.81.219.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.81.219.0
Broadcast
186.81.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
4.0834 , -76.1954
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS10620 · Telmex Colombia S.A.
Top organization / ISP
Telmex Colombia S.A. · Telmex Colombia S.A.
Top geo
Colombia · Valle del Cauca Department · Tuluá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.56.3.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.56.3.0
Broadcast
181.56.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
4.3356 , -74.3607
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS10620 · Telmex Colombia S.A.
Top organization / ISP
Telmex Colombia S.A. · Telmex Colombia S.A.
Top geo
Colombia · Cundinamarca · Fusagasugá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.80.211.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.80.211.0
Broadcast
186.80.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
4.555 , -74.1219
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS10620 · Telmex Colombia S.A.
Top organization / ISP
Telmex Colombia S.A. · Telmex Colombia S.A.
Top geo
Colombia · Bogota D.C. · Bogotá
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

181.48.42.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
181.48.42.0
Broadcast
181.48.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
6.2529 , -75.5646
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS14080 · Telmex Colombia S.A.
Top organization / ISP
Telmex Colombia S.A. · Telmex Colombia S.A.
Top geo
Colombia · Antioquia · Medellín
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →
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