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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: Ora Servicos de Telecomunicacoes Ltda · Clear
Snapshot 2026-03-04 Results 7 Page 1 / 1

138.121.129.0/24

Risk Max — LOW Footprint 2.734% Hits 9
Prefix / IP version
/24 · IPv4
Network
138.121.129.0
Broadcast
138.121.129.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-5.0854 , -42.803
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS264294 · Ora Servicos de Telecomunicacoes Ltda
Top organization / ISP
Ora Servicos de Telecomunicacoes Ltda · Ora Servicos de Telecomunicacoes Ltda
Top geo
Brazil · Piauí · Teresina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.121.131.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
138.121.131.0
Broadcast
138.121.131.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-5.0854 , -42.803
Hits / Errors
5 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS264294 · Ora Servicos de Telecomunicacoes Ltda
Top organization / ISP
Ora Servicos de Telecomunicacoes Ltda · Ora Servicos de Telecomunicacoes Ltda
Top geo
Brazil · Piauí · Teresina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.107.29.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
177.107.29.0
Broadcast
177.107.29.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-5.0854 , -42.803
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS264294 · Ora Servicos de Telecomunicacoes Ltda
Top organization / ISP
Ora Servicos de Telecomunicacoes Ltda · Ora Servicos de Telecomunicacoes Ltda
Top geo
Brazil · Piauí · Teresina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.107.27.0/24

Risk Max — LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
177.107.27.0
Broadcast
177.107.27.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-5.3051 , -42.8502
Hits / Errors
6 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS264294 · Ora Servicos de Telecomunicacoes Ltda
Top organization / ISP
F F VASCONCELOS · Ora Servicos de Telecomunicacoes Ltda
Top geo
Brazil · Piauí · Teresina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.107.23.0/24

Risk Max — LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
177.107.23.0
Broadcast
177.107.23.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-3.8503999999999996 , -42.1693
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS264294 · Ora Servicos de Telecomunicacoes Ltda
Top organization / ISP
Eldan Lopes de Sousa LTDA · Ora Servicos de Telecomunicacoes Ltda
Top geo
Brazil · Piauí · Esperantina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.107.22.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.107.22.0
Broadcast
177.107.22.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-3.8504 , -42.1693
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS264294 · Ora Servicos de Telecomunicacoes Ltda
Top organization / ISP
Edmar A Freitas Junior · Ora Servicos de Telecomunicacoes Ltda
Top geo
Brazil · Piauí · Esperantina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

138.121.128.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.121.128.0
Broadcast
138.121.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-5.0854 , -42.803
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS264294 · Ora Servicos de Telecomunicacoes Ltda
Top organization / ISP
Edmar A Freitas Junior · Ora Servicos de Telecomunicacoes Ltda
Top geo
Brazil · Piauí · Teresina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →