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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: CNX TELECOMUNICACOES · Clear
Snapshot 2026-03-04 Results 8 Page 1 / 1

138.122.221.0/24

Risk Max — LOW Footprint 2.734% Hits 9
Prefix / IP version
/24 · IPv4
Network
138.122.221.0
Broadcast
138.122.221.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-18.4195 , -49.2124
Hits / Errors
9 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS262993 · CNX TELECOMUNICACOES LTDA
Top organization / ISP
CNX TELECOMUNICACOES LTDA · CNX TELECOMUNICACOES LTDA
Top geo
Brazil · Goiás · Itumbiara
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.237.0.0/24

Risk Max — LOW Footprint 1.953% Hits 11
Prefix / IP version
/24 · IPv4
Network
45.237.0.0
Broadcast
45.237.0.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-10.4722 , -45.0469
Hits / Errors
11 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS268330 · SUPRINET TELECOM
Top organization / ISP
Suprinet Telecom · CNX TELECOMUNICACOES
Top geo
Brazil · Piauí · Corrente
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.237.1.0/24

Risk Max — LOW Footprint 1.953% Hits 5
Prefix / IP version
/24 · IPv4
Network
45.237.1.0
Broadcast
45.237.1.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
-10.4722 , -45.0469
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS268330 · SUPRINET TELECOM
Top organization / ISP
Suprinet Telecom · CNX TELECOMUNICACOES
Top geo
Brazil · Piauí · Corrente
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.251.79.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.251.79.0
Broadcast
186.251.79.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-18.035333333333334 , -49.31786666666667
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS262993 · CNX TELECOMUNICACOES LTDA
Top organization / ISP
S de Souza Melo · CNX TELECOMUNICACOES LTDA
Top geo
Brazil · Goiás · Bom Jesus
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.251.77.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.251.77.0
Broadcast
186.251.77.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-18.1921 , -49.8954
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
AS262993 · CNX TELECOMUNICACOES LTDA
Top organization / ISP
CNX TELECOMUNICACOES LTDA · CNX TELECOMUNICACOES LTDA
Top geo
Brazil · Goiás · Bom Jesus
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

131.72.175.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
131.72.175.0
Broadcast
131.72.175.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-16.6391 , -49.2622
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS262993 · CNX TELECOMUNICACOES LTDA
Top organization / ISP
CNX TELECOMUNICACOES LTDA · CNX TELECOMUNICACOES LTDA
Top geo
Brazil · Goiás · Goiânia
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.230.159.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.230.159.0
Broadcast
45.230.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-12.6977 , -45.8358
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS267164 · S & R Telecomunicações LTDA
Top organization / ISP
S & R Telecomunicações LTDA · CNX TELECOMUNICACOES
Top geo
Brazil · Bahia · Roda Velha
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

131.72.172.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
131.72.172.0
Broadcast
131.72.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-16.6391 , -49.2622
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS262993 · CNX TELECOMUNICACOES LTDA
Top organization / ISP
CNX TELECOMUNICACOES LTDA · CNX TELECOMUNICACOES LTDA
Top geo
Brazil · Goiás · Goiânia
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →