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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: Mesquita · Clear
Snapshot 2026-03-20 Results — Page 1 / 1

181.191.144.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
181.191.144.0
Broadcast
181.191.144.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-13 02:00
Top ASN
AS267425 · TSCM NET BRASIL TELECOMUNICAÇÕES LTDA
Top organization / ISP
TSCM NET BRASIL TELECOMUNICAÇÕES LTDA · TSCM NET BRASIL TELECOMUNICAÇÕES LTDA
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

187.14.213.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
187.14.213.0
Broadcast
187.14.213.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-21.667066666666667 , -43.715900000000005
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-13 02:00
Top ASN
AS7738 · V tal
Top organization / ISP
V tal · V tal
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

45.70.54.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
45.70.54.0
Broadcast
45.70.54.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-13 02:00
Top ASN
AS264162 · NC BRASIL TELECOM E SERVICOS LTDA- ME
Top organization / ISP
NC BRASIL TELECOM E SERVICOS LTDA- ME · NC BRASIL TELECOM E SERVICOS LTDA- ME
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

181.232.240.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
181.232.240.0
Broadcast
181.232.240.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-22.774033333333335 , -43.2455
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top ASN
AS271550 · FIBRANET TELECOM EIRELI
Top organization / ISP
Fibranet Telecom Eireli · Fibranet Telecom Eireli
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

168.121.180.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.121.180.0
Broadcast
168.121.180.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS265319 · RS LEAL COMERCIO VAREJISTA DE MATERIAL DE INFORMAT
Top organization / ISP
RS LEAL COMERCIO VAREJISTA DE MATERIAL DE INFORMAT · RS LEAL COMERCIO VAREJISTA DE MATERIAL DE INFORMAT
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.65.26.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.65.26.0
Broadcast
177.65.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
Claro NXT Telecomunicacoes Ltda · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

179.97.25.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.97.25.0
Broadcast
179.97.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS263411 · GABRIEL S S SERVICOS DE TELECOMUNICACOES EIRELI
Top organization / ISP
ARM DA SILVA SERVICOS DE COMUNICACAO · Gabriel S S Servicos De Telecomunicacoes Eireli
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.65.32.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.65.32.0
Broadcast
177.65.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
Claro NXT Telecomunicacoes Ltda · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

168.121.182.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
168.121.182.0
Broadcast
168.121.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS265319 · RS LEAL COMERCIO VAREJISTA DE MATERIAL DE INFORMAT
Top organization / ISP
RS LEAL COMERCIO VAREJISTA DE MATERIAL DE INFORMAT · RS LEAL COMERCIO VAREJISTA DE MATERIAL DE INFORMAT
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

138.97.45.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
138.97.45.0
Broadcast
138.97.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-3.6867 , -40.3481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
AS271614 · CIDGLEY MESQUITA SOUSA
Top organization / ISP
Cidgley Mesquita Sousa · Cidgley Mesquita Sousa
Top geo
Brazil · Ceará · Sobral
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

177.65.27.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
177.65.27.0
Broadcast
177.65.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-22.783 , -43.4331
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
AS28573 · Claro NXT Telecomunicacoes Ltda
Top organization / ISP
Claro NXT Telecomunicacoes Ltda · Claro NXT Telecomunicacoes Ltda
Top geo
Brazil · Rio de Janeiro · Mesquita
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →